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Green stink bug

The green stink bug, Chinavia hilaris (Say), is a shield-shaped true bug in the family Pentatomidae (order Hemiptera), characterized by its light green body, 14–19 mm in length, piercing-sucking mouthparts, and a narrow orange-yellow border on the head and pronotum.^[1] Native to North America, it is the most commonly encountered stink bug species across the eastern and midwestern United States, ranging from Quebec and Ontario southward to Florida and westward to California, with adults overwintering under leaf litter or in protected wooded areas.^[2] The insect's life cycle typically spans 30–45 days from egg to adult, with eggs laid in double rows on host plants and nymphs progressing through five instars from black with orange markings to green with yellow or red bands; it produces one generation per year in northern regions and two in southern areas, active primarily from spring through fall.^[1] As a polyphagous pest, C. hilaris feeds on over 100 plant species, including crops such as soybean, corn, cotton, peach, apple, and tomato, causing economic damage through seed and fruit injury like catfacing, dimpling, and yield reduction, often allowing secondary pathogen entry.^[3] Its name derives from the foul odor released from thoracic scent glands when disturbed, a defense mechanism common to pentatomids.^[1]

Taxonomy and Systematics

Classification

The green stink bug, Chinavia hilaris (Say), is classified within the kingdom Animalia, phylum Arthropoda, class Insecta, order Hemiptera, suborder Heteroptera, family Pentatomidae, genus Chinavia, and species C. hilaris.^[4] This placement reflects its status as a true bug with hemipteran characteristics, originally described by Thomas Say in 1832 under the basionym Pentatoma hilaris.^[1] The family Pentatomidae is diagnosed by a shield-shaped body where the scutellum covers much of the abdomen, piercing-sucking mouthparts in the form of a rostrum, and paired stink glands that release defensive odors.^[5] Within the genus Chinavia, species are further distinguished by a broadly rounded abdomen, green coloration, and specific genitalic structures that differentiate them from related genera.^[6] No formal subspecies are widely recognized for C. hilaris, though genetic studies using mitochondrial DNA have revealed variation up to 4.7% within populations, suggesting the possible presence of cryptic species.^[7] Phylogenetically, C. hilaris is nested within the diverse Pentatomidae family and the genus Chinavia, which comprises about 80 species primarily in the Neotropical and Nearctic regions. Cladistic analyses of the genus support monophyly based on morphological traits, with C. hilaris closely related to other North American species like C. marginata.^[8]

Etymology and Synonyms

The scientific name of the green stink bug is Chinavia hilaris (Say, 1832), belonging to the family Pentatomidae. The genus Chinavia was established in 2005 by Harry Brailovsky to include several former Acrosternum species from the New World, honoring the British hemipterist William Edward China (1895–1980).^[6] The specific epithet hilaris derives from the Latin word meaning "cheerful" or "glad," likely referring to the bright green coloration of the adults.^[9] The common name "stink bug" originates from the pungent, defensive odor released by metathoracic scent glands when the insect is threatened or handled.^[1] The species was first described by Thomas Say in 1832 in the genus Pentatoma.^[5] Subsequent reclassifications moved it to Nezara and then Acrosternum in the 19th and 20th centuries as taxonomists refined pentatomid genera based on morphological features. In 2005, it was transferred to Chinavia following phylogenetic revisions that restricted Acrosternum to Old World species.^[6] Several junior synonyms have been recognized, including Pentatoma hilaris Say, 1832, Nezara hilaris (Fieber, 1851), Acrosternum hilare (Say, 1831), and Acrosternum hilaris (Dallas, 1851). The nomenclature of Chinavia hilaris is stable under the International Code of Zoological Nomenclature (ICZN), with no significant taxonomic debates as of 2025.^[4]

Morphology

Adult Characteristics

Adult green stink bugs (Chinavia hilaris) measure 14 to 19 mm in length and exhibit a characteristic shield-shaped body form, with the scutellum—a triangular plate on the thorax—extending to cover much of the abdomen, giving the insect its distinctive pentatomid silhouette.^[1] The overall body is flattened and broad, allowing the fully developed hemelytra (forewings) to fold neatly over the abdomen when at rest.^[1] Dorsally, adults are typically bright green, often with narrow yellow or orange margins along the head and pronotum, and black markings or lines on the abdominal margins (connexivum); the ventral surface is paler, usually yellowish.^[1]^[10] In older individuals or during cooler seasons, the green coloration may fade to a bronze or coppery tone, aiding in overwintering camouflage.^[11] Key anatomical features include punctate hemelytra marked with small depressions, five-segmented antennae with alternating dark and light bands, a segmented rostrum adapted for piercing plant tissues and sucking fluids, and paired stink glands located on the metathorax and abdomen that release defensive odors when threatened.^[1]^[10] Sexual dimorphism is evident in body proportions, with males generally slightly smaller and possessing a more tapered abdomen, while females have a broader, rounded abdomen to accommodate egg development.^[1] Geographic variations occur, including subtle color polymorphisms such as slightly redder dorsal hues in certain southern populations, though the bright green form predominates across the range.^[5]

Nymphal Stages

The green stink bug (Chinavia hilaris) completes five nymphal instars before molting to the adult stage. The nymphs are rounded and wingless, resembling adults in overall shape but smaller, with progressive color and structural changes across instars. Early instars are predominantly black with white, orange, or yellow markings, while later instars become greener with developing wing pads.^[1]^[10] First-instar nymphs are tiny, about 1.5 mm long, with an orangish head and thorax, black abdomen marked with white spots, and red eyes; they do not feed and remain clustered near the egg mass.^[1]^[12] Second- and third-instar nymphs grow to 2–4 mm, featuring black bodies with orange, yellow, and white stripes or spots on the abdomen and thorax, and begin feeding on plant tissues.^[1]^[13] Fourth-instar nymphs measure around 5–7 mm, showing a greener hue with black markings and the initial appearance of small, nonfunctional wing pads. The fifth instar reaches 8–12 mm, with a predominantly green body, yellow or orange bands, prominent black wing pads, and white spots on the abdomen, closely mimicking the adult form but lacking fully developed wings.^[1]^[14] Early instars (first through third) exhibit gregarious behavior, clustering tightly on host plants during feeding, which provides collective defense; this tendency decreases in later instars as nymphs become more dispersive.^[1]

Distribution and Habitat

Geographic Range

The green stink bug, Chinavia hilaris, is native to North America and is distributed across the continent, from southern Canada (including Quebec and Ontario) and the northern United States southward to Florida and westward to California and Texas.^[1] It is the most commonly encountered stink bug species in the eastern and midwestern U.S., with populations established in agricultural and natural habitats throughout this range.^[15] As of 2023, no significant range expansions or introductions outside North America have been reported.^[5]

Environmental Preferences

Chinavia hilaris thrives in temperate to subtropical climates, with optimal development temperatures ranging from 20–27.5°C; it does not complete development below 15°C or above 35°C.^[16] Relative humidity between 60–85% supports survival across life stages, though specific humidity thresholds are less critical than temperature.^[17] The species prefers open, disturbed habitats such as agricultural fields (e.g., soybean, cotton, corn), orchards, gardens, and woodland edges, where it feeds on a variety of host plants.^[1] It is often more abundant along field margins adjacent to forests, facilitating movement between crops and natural vegetation.^[18] Adults overwinter in sheltered sites, including leaf litter, under tree bark, or in crevices in wooded areas, emerging in spring as temperatures rise.^[15] During active seasons, individuals seek dense vegetation for daytime shelter to avoid predation and desiccation, with feeding occurring primarily in the evening or at night.^[19]

Life History

Developmental Stages

The green stink bug, Chinavia hilaris, undergoes incomplete metamorphosis, consisting of egg, five nymphal instars, and adult stages. Eggs are barrel-shaped, initially yellow to green and later turning pink to gray, and are laid in clusters arranged in double rows on the undersides of leaves, typically containing 12 or more eggs.^[1] Incubation lasts approximately 7 days, after which nymphs hatch.^[1] Nymphs hatch as small, black forms that disperse to feed on plant sap using piercing-sucking mouthparts; they progress through five instars, growing from about 1.5 mm to nearly 13 mm in length, with colors shifting from black to green and developing yellow or red bands on the abdomen.^[1]^[20] Nymphal development requires about 35 days under optimal conditions, varying with temperature.^[1] Adults emerge after the final nymphal molt, with a green shield-shaped body 14–19 mm long and fully developed wings; they typically live 2 months during the active season.^[1] The complete life cycle from egg to adult spans 30–45 days, depending on environmental factors such as temperature.^[1]

Seasonal Patterns

Adult green stink bugs, Chinavia hilaris, enter reproductive diapause in the fall, aggregating in sheltered overwintering sites such as leaf litter, under tree bark, and in wooded areas or structures to survive winter conditions.^[1] In spring, adults emerge from diapause and resume activity as temperatures warm, typically in late March to early April in the southeastern United States when air temperatures exceed approximately 21°C.^[12] Mating occurs shortly after emergence on the first warm days, leading to oviposition for the first generation of eggs in April to May.^[1] Populations peak during summer, with adult abundance reaching maxima in mid- to late June across much of their range, coinciding with the development of subsequent generations and increased feeding on crops.^[1] By fall, populations decline as new adults seek overwintering sites, marking the end of active seasonal periods.^[21] The annual cycle of C. hilaris is typically univoltine (one generation per year) in cooler northern regions but bivoltine (two generations per year) in warmer southern latitudes, influenced by temperature and photoperiod cues where short day lengths in fall induce diapause.^[1]^[20]

Reproduction and Behavior

Mating and Courtship

The mating process in the green stink bug, Chinavia hilaris, occurs primarily in spring upon adult emergence from overwintering sites. Males produce a sex attractant pheromone dominated by (4S)-cis-(Z)-bisabolene epoxide, which attracts conspecific females over short distances in laboratory and field settings.^[22] This volatile blend, emitted by sexually mature virgin males, facilitates long-range location of potential mates on host plants. Close-range courtship involves substrate-borne vibratory signals produced by both sexes through abdominal vibration against the plant substrate. Females initiate with calling signals consisting of short pulse trains to elicit male responses, after which males emit courtship songs with longer, species-specific pulse durations that guide female orientation and pair formation.^[23] These vibratory duets are crucial for mate recognition and rejection of heterospecifics, reducing interspecies interference.^[24] Copulation typically follows successful courtship and can involve multiple matings per female, with newly eclosed females beginning to copulate approximately 22 days after adult emergence.^[9] Females often mate after depositing each egg cluster, supporting polyandrous behavior that enhances reproductive success. Optimal mating activity occurs at temperatures between 25°C and 30°C, aligning with peak adult activity from spring through summer. Pheromone-baited traps have been developed for monitoring C. hilaris populations in agricultural fields, exploiting male attraction responses to improve pest management efficacy.^[25]

Oviposition and Parental Care

Females of the green stink bug, Chinavia hilaris, typically deposit eggs on the undersides of leaves or stems of host plants, forming vertical clusters arranged in double rows of approximately 12 to 20 eggs each.^[1] These barrel-shaped eggs measure about 1.4 mm in length and 1.2 mm in width, initially appearing pale yellow to green and later turning pink to gray as they develop; they are oriented with the micropylar end facing upward to facilitate gas exchange.^[1] Each female produces 1 to 4 such clusters over her lifetime, resulting in a total fecundity of 50 to 150 eggs, though this varies by environmental conditions.^[16]^[26] Unlike some other pentatomids that exhibit extended maternal guarding, C. hilaris females abandon egg masses immediately after oviposition, providing no further parental care.^[5] This limited investment in post-oviposition behavior contrasts with more elaborate care seen in certain Hemiptera, where females may remain with eggs for days to protect against predators.^[27] Fecundity in C. hilaris is positively correlated with female body size, which is influenced by nutritional quality of host plants during development, and is also affected by temperature, with optimal egg production occurring at 22.5–27.5°C.^[1] Oviposition begins after a pre-oviposition period of several days to weeks following adult emergence and mating, peaking during warmer months from May to August.^[1]^[26] Under optimal laboratory conditions, egg hatching success ranges from 70% to 90%, though field rates can be lower due to predation by birds, insects, and parasitoids such as scelionid wasps, which target exposed clusters on host foliage.^[16] Eggs typically hatch in 5 to 10 days at temperatures between 20–30°C, with first-instar nymphs emerging to feed gregariously near the empty chorions.^[1]^[28]

Ecology

Plant Interactions

The green stink bug, Chinavia hilaris, feeds using a piercing-sucking mechanism, inserting its stylets into plant tissues to inject saliva containing digestive enzymes that liquefy cellular contents for extra-oral digestion.^[1] This process allows the bug to extract nutrients from seeds, fruits, and other plant parts. C. hilaris exhibits a broad host range, attacking over 100 plant species across more than 14 families, including both monocots and dicots.^[1] It shows preferences for crops such as soybean (Glycine max), peach (Prunus persica), tomato (Solanum lycopersicum), corn (Zea mays), cotton, and apple, as well as woody plants like black cherry and elderberry.^[9] This polyphagy supports its adaptability, enabling survival on alternative hosts like weeds when preferred crops are unavailable.^[1] Feeding by C. hilaris causes characteristic damage symptoms, including seed loss due to direct extraction of contents, fruit deformation such as "cat-facing" where punctures prevent uniform growth leading to dimpled or scarred surfaces, and potential transmission of pathogens, which induce rot in affected tissues.^[9] These effects are most pronounced on developing fruits and seeds, where saliva disrupts cell integrity and growth processes, reducing yield and quality in crops like peach, tomato, and soybean.^[1] In terms of nutritional ecology, nymphs preferentially target tender tissues such as young shoots, buds, and early-stage pods, while adults more commonly feed on mature seeds and fruits for sustained energy and reproduction.^[9] This stage-specific behavior, combined with polyphagous habits, allows C. hilaris to exploit diverse vegetation, including weeds and woody plants, for overwintering and migration.^[1]

Predators and Parasitoids

The green stink bug, Chinavia hilaris, faces predation from a variety of generalist arthropods and vertebrates that target its eggs, nymphs, and adults, contributing to natural population regulation in agricultural and natural habitats. Arthropod predators include spiders, lacewings, and generalist predatory bugs such as the spined soldier bug (Podisus maculiventris) and asopine stink bugs (Euthyrhynchus floridanus), which consume eggs, nymphs, and adults.^[5]^[9] Vertebrate predators, including birds, toads, and other insect-eating animals, feed on nymphs and adults, though their impact varies by habitat and season.^[1] Parasitoids play a significant role in suppressing C. hilaris populations, particularly through hymenopteran wasps that attack eggs and dipteran flies that target nymphs and adults. Egg parasitoids from the family Scelionidae, such as Telenomus podisi and Trissolcus spp., are widespread in North America, with females ovipositing into host eggs where larvae develop and emerge as adults; field studies report up to 47% parasitism in mid-Atlantic U.S. regions.^[9] Adult and nymph parasitoids, primarily tachinid flies like Trichopoda pennipes in the Americas, oviposit eggs externally on host bugs; the hatching larvae burrow internally, feed on hemolymph and tissues, and exit the host to pupate in the soil.^[1]^[9] Parasitism rates vary by region and life stage but demonstrate biological control potential. Overall, these natural enemies, including mermithid nematodes infesting adults and nymphs, reduce C. hilaris densities in unmanaged fields, enhancing integrated pest management.^[9] Entomopathogenic fungi such as Beauveria bassiana also act as natural regulators of stink bugs, including C. hilaris, infecting via cuticle penetration and causing mortality, though specific efficacy data for this species are limited.^[9]

Economic Impact

Crop Damage

The green stink bug (Chinavia hilaris) inflicts substantial damage on key agricultural commodities, with soybeans being the most severely affected crop, followed by cotton, tomatoes, and pecans. In soybeans, feeding at high densities can result in yield losses ranging from 10% to 17%, particularly when infestations occur during pod development stages (R3 to R6), leading to aborted pods and reduced seed weight.^[29] Similar impacts are observed in cotton, where boll damage reduces lint yield and quality, while in tomatoes and pecans, feeding causes fruit deformation, kernel shriveling, and premature drop, compromising market value.^[9] In the United States, economic losses attributed to C. hilaris and related stink bug species in major crops were estimated at approximately $250 million annually based on 2022 data, encompassing both direct yield reductions and management expenditures.^[30] Damage primarily arises from direct feeding, where adults and nymphs pierce plant tissues with stylets to extract sap, injecting digestive enzymes that disrupt seed formation and cause tissue necrosis, resulting in aborted seeds or misshapen kernels.^[1] This feeding also facilitates indirect harm through pathogen vectoring; for instance, C. hilaris transmits bacteria like Pantoea agglomerans into cotton bolls, exacerbating infections that lead to boll rot and further yield decline.^[31] In tomatoes and pecans, such vectoring can introduce yeasts and fungi, amplifying quality degradation beyond mechanical injury.^[26] Economic thresholds for intervention in soybeans are generally established at 1-2 bugs per sweep net sample (equivalent to about 1 per row foot in standard 38-inch rows) during reproductive stages, beyond which yield losses outweigh control costs.^[32] These levels vary slightly by region and crop value but prioritize early detection to prevent irreversible pod damage.^[33] Regionally, impacts are most acute in the U.S. South and Midwest, where 2020 outbreaks in Midwestern states like Illinois and Minnesota contributed to elevated stink bug pressures on soybeans amid favorable warm conditions.^[34] Native ranges across the Americas experience moderated damage due to higher predator and parasitoid abundance, limiting outbreak severity compared to expanded agricultural frontiers.^[35] As of 2025, reports highlight escalating damage from C. hilaris range expansion northward into cooler U.S. regions, driven by climate warming that extends overwintering survival and voltinism, with stink bug-related soybean losses persisting at 0.45% nationally but higher (up to 60% of total insect impacts) in outbreak hotspots. In 2024, stink bugs were responsible for an estimated 12.6 million bushels in US soybean yield losses.^[36]^[37]^[36]

Pest Management Strategies

Integrated pest management (IPM) for the green stink bug (Chinavia hilaris) integrates multiple strategies to suppress populations below economically damaging levels, particularly in crops like cotton, soybeans, and fruits where feeding causes yield losses.^[38] This approach prioritizes non-chemical methods to conserve natural enemies and reduce insecticide resistance risks, with chemical interventions applied only when monitoring indicates action thresholds are exceeded.^[39] Cultural controls form the foundation of IPM by disrupting green stink bug life cycles and reducing infestation pressure. Crop rotation with non-host plants, such as incorporating grain sorghum into rotations, helps break pest cycles and limits overwintering sites.^[40] Trap crops like sorghum borders planted along field edges attract and concentrate green stink bugs away from main crops, allowing targeted control in smaller areas; for instance, sorghum interfaces between corn and cotton have reduced southern green stink bug incursions into cotton by providing an alternative host.^[12] Early planting of susceptible crops avoids overlap with peak nymphal and adult activity periods, minimizing damage during vulnerable growth stages like boll development in cotton.^[41] Chemical controls target green stink bug adults and nymphs when populations surpass thresholds, with pyrethroids such as bifenthrin and lambda-cyhalothrin commonly recommended for their efficacy in agronomic crops.^[42] Application timing is guided by degree-day models to coincide with nymphal emergence, typically around 200–300 degree-days above a 13.3°C base, ensuring interventions during sensitive life stages.^[43] However, resistance concerns exist among stink bug species; while green stink bugs remain susceptible to lambda-cyhalothrin (LC50 ≈7 µg/mL in 2023 Mississippi populations), related species like brown stink bugs show elevated tolerance, necessitating rotation of insecticide classes like organophosphates or neonicotinoids to manage resistance.^[44] Biological controls enhance natural suppression of green stink bug populations through conservation and augmentation. Reduced tillage practices preserve soil-dwelling predators and parasitoids by minimizing habitat disruption, thereby increasing predation on eggs and nymphs.^[45] Augmentative releases of the egg parasitoid Telenomus podisi have proven effective, with optimal spacing of release points at 30 m intervals achieving up to 70% parasitism rates and reducing host densities in field trials.^[46] Effective monitoring is essential for timely IPM decisions, using tools like sweep nets and pheromone traps to track green stink bug abundance. Sweep net sampling (25 sweeps per site) detects low-density populations and nymphs along field borders near alternative hosts like peanuts or soybeans, while drop cloths improve accuracy for reproduction assessment.^[12] Pheromone-baited traps capture adults for population trends, particularly in borders.^[47] Economic thresholds vary by crop; in cotton, treatment is warranted at 10% damaged bolls during early bloom or 1–2 bugs per sweep in soybeans during pod fill.^[40]^[48] Emerging methods offer sustainable alternatives to traditional controls, with RNA interference (RNAi)-based sprays showing promise for species-specific targeting. Recent research demonstrates that RNAi formulations silencing essential genes like double-stranded ribonuclease in southern green stink bugs (Nezara viridula, a close relative) achieve high mortality via oral delivery, with field trials in 2024 evaluating nanoparticle-enhanced uptake for broader pentatomid efficacy including C. hilaris.^[49] Sterile insect technique (SIT) trials, though primarily developed for other pests, are under exploration for stink bugs through irradiation-induced sterility to suppress mating success, with 2024–2025 studies assessing heterospecific releases in agroecosystems.^[50]

References

[1]
EENY-431/IN794: Green Stink Bug, Chinavia hilaris (Say) (Insecta
The green stink bug, Chinavia hilaris (Say), is a commonly encountered pest of seeds, grain, nuts, and fruit in both the nymph and adult stages across North ...
[2]
[PDF] Heteroptera: Pentatomidae) of Soybean and Corn in the
Stink bug adults commonly encountered in soybean and corn of the midwestern United States: (A) Podisus maculiventris, (B) Chinavia hilaris,. (C) Halyomorpha ...
[3]
Stink Bugs - Virginia Fruit
III. Description: SB are broad insects with a flattened, shield shaped body, and a narrow head. The green SB (pictured above and top left below) ...
[4]
southern green stink bug (Nezara viridula (Linnaeus, 1758))
Domain: Eukarya. Kingdom: Animalia. Phylum: Arthropoda. Subphylum: Hexapoda. Class: Insecta. Subclass: Pterygota. Infraclass: Neoptera.
[5]
Nezara viridula - NCBI - NIH
Nezara viridula (Linnaeus, 1758). basionym: Cimex viridulus Linnaeus, 1758. Genbank common name: southern green stink bug. NCBI BLAST name: true bugs. Rank: ...
[6]
Nezara viridula (green stink bug) | CABI Compendium
Nov 16, 2021 · N. viridula is most similar to congenerics and to species in the closely-related genus Acrosternum. It is distinguished mainly by the shape of ...<|separator|>
[7]
Nezara viridula (Linnaeus, 1758) - GBIF
The southern green stink bug is a cosmopolitan pentatomid, highly polyphagous, feeding on both cultivatedand uncultivated plants. Becauseof this, and because it ...
[8]
Hémiptères (1843) [Text] - Histoire naturelle des insectes
... Histoire naturelle des insectes. Hémiptères. Close Dialog. Text Sources. Page ... Generate My PDF. If you are generating a PDF of a journal article or book ...
[9]
Nezara viridula - Monaco Nature Encyclopedia
Sep 11, 2023 · The generic name Nezara, created by Amyot & Serville in 1843, comes from the Hebrew terms “azar”, and “nezar” that respectively mean “belt ...
[10]
Nezara - an overview | ScienceDirect Topics
Nezara refers to a genus of insects, including species such as Nezara viridula, known for their role as alien species that can proliferate in response to ...
[11]
Nezara Amyot and Serville - Zenodo
1843 Nezara Amyot and Serville, 143. Type species: Cimex smaragdulus Fabricius, 1775, a junior synonym of Cimex viridula Linnaeus, 1758. Designated by Kirkaldy, ...
[12]
EENY016/IN142: Southern Green Stink Bug, Nezara viridula ...
The southern green stink bug, Nezara viridula (Linnaeus), is in the order Hemiptera or "true bugs." Stink bugs are in the family Pentatomidae, and adults are ...Missing: name | Show results with:name
[13]
Review, cladistic analysis and biogeography of Nezara Amyot ...
Apr 13, 2010 · In this paper, the genus Nezara Amyot & Serville is reviewed and a hypothesis of relationships among its species is proposed.Missing: etymology | Show results with:etymology
[14]
Species Chinavia hilaris - Common Green Stink Bug - BugGuide.Net
Eastern C. hilaris can be differentiated from C. marginata based on antennal color (bands black and yellow/white in C. hilaris vs black and green in C.
[15]
Stink Bugs / Cucurbits / Agriculture: Pest Management ... - UC IPM
Adult stink bugs are distinctly shield shaped, about 1/2 inch (1.3 cm) long and either brown or green. Some species have red, pink, or yellow markings.Missing: morphology | Show results with:morphology
[16]
Chinavia hilaris (green stink bug) | CABI Compendium
This datasheet on Chinavia hilaris covers Identity, Overview, Distribution, Hosts/Species Affected, Diagnosis, Biology & Ecology, Natural Enemies, Impacts, ...
[17]
[PDF] LIFE CYCLE PARAMETERS OF THE INVASIVE SOUTHERN ...
The five nymphal stages last as follows: 3.56 ± 1.56 days for the first instar, 9.75 ± 4.99 days for the 2nd instar, 7.16 ± 3.47 days for the. 3rd instar, 10.36 ...<|separator|>
[18]
Nezara viridula - an overview | ScienceDirect Topics
The duration of the cycle varies with temperature, approximately 3 weeks at 30°C to 2 months at 20°C.<|separator|>
[19]
Development of a Method for Rearing Nezara viridula (Heteroptera
Oct 7, 2021 · In all petri dishes, egg hatched irregularly, occurring over a period of four to six days, regardless egg mass size. There were no statistically ...
[20]
Biology and Management of the Green Stink Bug - Oxford Academic
The green stink bug, Acrosternum hilare (Say) [Chinavia hilaris (Say)] (Hemiptera: Pentatomidae) is one of the most damaging native stink bug species in the ...
[21]
Insecticide Susceptibilities and Enzyme Activities of Four Stink Bug ...
Apr 12, 2024 · This study conducted spray bioassays to assess the susceptibilities of these stink bugs to seven commonly used formulated insecticides.Missing: instar- | Show results with:instar-
[22]
[PDF] World Review of the Parasitoids of the Southern Green Stink Bug ...
Nezara would help pinpoint the origin of the genus, the fact that the bulk of the species in the genus are African tends to discount a southeast Asian point ...<|control11|><|separator|>
[23]
Success of parasitism of Nezara viridula and Halyomorpha halys ...
May 13, 2025 · viridula in the southeastern United States, first in Louisiana (Jones 1918) and later in Florida (Drake 1920). Nezara viridula is an important ...
[24]
The Impact of Climate Change on Agricultural Insect Pests - PMC
May 12, 2021 · Rapid climate change promotes changes in distribution ranges of Nezara viridula and Nezara ... Climate change and North American rangelands: ...
[25]
Biological control of invasive stink bugs: review of global state and ...
Aug 25, 2020 · viridula (Africa, southwest Asia, or Mediterranean region) is not yet clearly defined, but this species has spread into tropical, subtropical, ...
[26]
Population structure of the Brazilian southern green stink bug ...
Oct 10, 2005 · The Southern Green Stink Bug, Nezara viridula (L.), is a cosmopolitan pest with important economic effects on several crops, such as soybean, ...
[27]
(PDF) INFLUENCE OF TEMPERATURE AND HUMIDITY REGIMES ...
Dec 17, 2015 · PDF | Laboratory studies were conducted to assess impacts of temperature and humidity regimes on the development of Nezara viridula(L.)
[28]
Photoperiodic and temperature control of diapause induction and ...
Jun 3, 2003 · Duration of nymphal period in Nezara viridula under laboratory conditions. Nymphal instars (20 °C), Nymphal instars (25 °C). Conditions, n, 1st ...
[29]
[PDF] Effect of Relative Humidity on Emergence and on Dispersal and ...
These data demonstrate that humidity is critical for nymph emergence and survival of N. viridula. In the field, N. viridula deposits egg masses on the lower ...
[30]
Effects on stink bugs of field edges adjacent to woodland
Aug 10, 2025 · Stink bug responses to crop edges were examined in 30 fields each of corn, peanut, cotton and soybean adjacent to woodland.
[31]
ECOLOGY AND BEHAVIOR OF NEZARA VIRIDULA - Annual Reviews
First-stage nymphs appear to be particularly vulnerable to desiccation during periods of low humidity and high temperatures. This weather combina tion may be ...
[32]
Nezara viridula - Wikipedia
Nezara viridula ; Suborder: Heteroptera ; Family: Pentatomidae ; Genus: Nezara ; Species: N. viridula.
[33]
Nezara viridula - CTAHR
The "stink bug" is so named because of the strong odor emitted from scent glands when disturbed. Their green color blends with the foliage making them difficult ...
[34]
[PDF] Some like it hot! Rapid climate change promotes changes in ...
Nezara viridula is clearly expanding its range northwards and, as this study shows, provides an example of a direct response to increased temperature. It ...Missing: US | Show results with:US
[35]
(PDF) Northward range expansion by Nezara viridula (Hemiptera
Aug 6, 2025 · The present data together with previous reports suggest that the northward range expansion of N. viridula is possibly due to global warming ...
[36]
Nezara viridula (Linnaeus) - Knowledge Master
Nezara viridula (Linnaeus), Hemiptera: Pentatomidae, green vegetable bug (Australia, New Zealand), southern green stink bug (USA). pp. 81-89. In Biological ...<|control11|><|separator|>
[37]
[PDF] Pentatomidae) Southern green stink bug (Nezara viridula (Linnaeus ...
The green stink bug appears similar to the southern green, but has a pointed spine between the last two legs. In the southern green stink bug, this spine is ...
[38]
Welcome Nezapar, so long stink bug! | Koppert Global
Trissolcus basalis is the most widespread egg parasitoid of Nezara viridula. The females start to mate and lay eggs immediately after emerging from the host ...
[39]
Green vegetable bug | Business Queensland
Oct 19, 2022 · There are five nymphal instars with a total development time of 30 days. Development is faster at temperatures higher than 25°C but there is ...
[40]
(PDF) Biology of green stink bug Nezara viridula. - ResearchGate
Jul 21, 2020 · Nezara viridula development is characterised by an egg stage, five nymphal stages (N1-N5) and an adult stage.
[41]
[PDF] Degree-Day Maps for Management of Soybean ... - Auburn AUrora
southern green stink bug, Nezara viridula (Hemiptera: Penta- tomidae). Degree-days required for development (shown in the table) were calculated from the ...<|separator|>
[42]
This bug's stink is worse than its bite - Gardening in Michigan
Sep 13, 2024 · Photo by Nate Walton, MSU Extension. The green stink bug (Chinavia hilaris) is one of the most common large stink bugs that occurs in Michigan.
[43]
[PDF] THE SCOOP
The reason behind this may be due to reduced use of broad-spectrum insecticides and increased survival of overwintering adults due to warmer winters. How ...<|control11|><|separator|>
[44]
Stink Bugs as Pests of Cotton - Land-Grant Press - Clemson University
Jun 5, 2023 · ... Chinavia hilaris (formerly Acrosternum hilare), brown stink bug ... Biology of the brown stink bug, Euschistus servus Say. Journal of ...
[45]
[PDF] MF3606 Green Stink Bug: Insect Pest of Grapes - KSRE Bookstore
Adults are active and begin feeding on young leaves in spring when temperatures are above 70 degrees Fahrenheit (21 degrees. Celsius). Adults live up to two ...
[46]
Seasonal Abundance and Population Structure of Chinavia hilaris ...
Jul 1, 2012 · viridula is believed to be of Ethiopian origin, but is now cosmopolitan throughout tropical and subtropical regions of the world. In the United ...
[47]
Reveille for BMSB: Wake-up call for brown marmorated stink bug ...
Mar 11, 2024 · As predicted, record warmth in temperate zones like the DMV means that insect activity will begin earlier and extend later each year than it has ...
[48]
Male Bugs Modulate Pheromone Emission in Response to Vibratory ...
Aug 10, 2025 · Male Nezara viridula emit a volatile sex pheromone that acts as a long-range attractant to females. Both sexes communicate through ...
[49]
(PDF) Pheromone strains of the Cosmopolitan pest, Nezara viridula ...
Aug 5, 2025 · Sexually mature males of the sourthern green stink bug, N. viridula, release a pheromone attractive in the field to conspecific females, ...Missing: stridulation guarding
[50]
Tuning of host plants with vibratory songs of Nezara viridula L ...
Apr 15, 2005 · Long-range mate location and close-range courtship behavior of the green stink bug, Nezara viridula and its mediation by sex pheromones.
[51]
Vibrational directionality in the southern green stink bug, Nezara ...
The female song caused males to walk, to respond with the calling and courtship songs and to approach the source of the song with characteristic search ...
[52]
Genetic Studies Using the Orange Body Color Type of Nezara ...
N. viridula is polyandrous, and because N. viridula females can mate with multiple males, the opportunity exists for sperm competition. Possible outcomes of ...
[53]
Prolonged copulation as a post-insemination guarding tactic in a ...
The last male to mate a female fertilizes most of he eggs is the clutches laid afterward. Therefore, males may expericence selection presure to guard females ...
[54]
Female competition for availability of males in insects: the Nezara ...
A female-biased gender ratio induces rivalry and competition for a sexual partner. Female competition for males, first described among Heteroptera in three ...Missing: aggregation (E nerolidol stridulation guarding
[55]
Pentatomidae), a Stink Bug Injurious to Pistachios in California
Feb 1, 2014 · Life history parameters were established under controlled laboratory conditions for the green stink bug, Chinavia hilaris (Say) (=Acrosternum
[56]
Acrosternum Hilare - an overview | ScienceDirect Topics
The predominant pest species attacking soybean in the USA include the brown stink bug, Euschistus servus Say, the green stink bug, Chinavia hilaris Say, and the ...
[57]
Stink Bugs Revisited (Family Pentatomidae) - UW-Milwaukee
Dec 6, 2011 · Maternal care has been recorded for some species of stink bugs. After she lays her cluster of keg-shaped eggs, some females stay and guard them.
[58]
Chinavia hilaris (Green Stink Bug)
Medium sized (13-19mm) green stink bug with black lines on the abdominal margin (connexivum), and pale dots on the front of the scutellum.Missing: compendium | Show results with:compendium<|control11|><|separator|>
[59]
Transcription and Activity of Digestive Enzymes of Nezara viridula ...
Jan 8, 2020 · N. viridula feeds by a piercing-sucking mechanism in two phases: digestion initiates with the extra-oral secretion of saliva with digestive ...Missing: Nezidia | Show results with:Nezidia
[60]
Distinct properties of proteases and nucleases in the gut, salivary ...
Jun 10, 2016 · Our results highlight the different enzymatic composition of N. viridula salivary gland and gut for efficient digestion of host plant components ...<|control11|><|separator|>
[61]
[PDF] Preferences of Nezara viridula (Hemiptera: Pentatomidae ...
They feed upon okra, squash, tomatoes, peaches, cotton, soybeans, peas, wheat, cabbage, and are especially damaging to corn and green beans (Todd 1989).Missing: host | Show results with:host
[62]
[PDF] INCIDENCE OF Nezara viridula L. ATTACK ON SOME HOST PLANTS
This paper presents the attack of Nezara viridula L. species on several host plants (tomato, pepper, broccoli, peach, raspberry, rose, mallow, artichoke) by ...
[63]
Stink Bug in Soybean | NC State Extension Publications
Mar 17, 2020 · Stink bugs have piercing mouth parts and feed on tender terminals, blooms, pods, and developing seeds within pods. When feeding, both adults and ...Missing: mature | Show results with:mature
[64]
Microbiota of pest insect Nezara viridula mediate detoxification ... - NIH
Our results demonstrate that the N. viridula-associated microbiota plays an important role in interactions between insects and plants and could therefore be ...Missing: susceptibility | Show results with:susceptibility
[65]
Nezara viridula reveals intestinal specialization when feeding on corn
Jun 16, 2025 · Chinese researchers have uncovered how the intestine of Nezara viridula divides functions among its segments to deal with food and toxins present in corn.Missing: Nezidia | Show results with:Nezidia
[66]
Natural Enemies and Biological Control of Stink Bugs (Hemiptera
Insecticide susceptibility of Nezara viridula (Heteroptera: Pentatomidae) and three other stink bug species composing a soybean pest complex in Japan. J ...
[67]
[PDF] PREDATION BY PODISUS MACULIVENTRIS ON DIFFERENT LIFE ...
Both nymphal and adult predators displayed high predation rates on eggs, nymphs and adults of the southern green stinkbug. However, developmental times of ...<|separator|>
[68]
[PDF] Green Stink Bug - VTechWorks - Virginia Tech
Green stink bug, Chinavia hilaris. (formerly Acrosternum hilare) (Say), is a highly polyphagous pest of many crops throughout Virginia including soybean, tomato ...
[69]
How to Attract Bug-Eating Birds, Backyard Birds - Gardeners Supply
Mar 13, 2024 · Bug Eaters ; Bluebirds: grasshoppers, crickets, beetles, larvae, moths ; Cardinals: beetles, grasshoppers, leafhoppers, stinkbugs, snails ...
[70]
Trichopoda pennipes - Biological Control - Cornell University
Each female fly may lay several hundred eggs, and there may be three generations each year, depending on location. The parasitoid overwinters as a larva within ...
[71]
Seasonal density and natural mortality of Halyomorpha halys (Stål ...
Aug 11, 2023 · Percentage parasitism of N. viridula egg masses (74.2%) was higher than than that for H. halys egg masses (54.3%). Accordingly, conservation ...
[72]
Biological control potential of two Beauveria bassiana isolates ...
Apr 23, 2024 · The study highlights the potential of B. bassiana 18 SOR as a promising candidate for control of stink bugs in common bean under tropical conditions.Missing: trials | Show results with:trials
[73]
[PDF] Insect Pest Management in Soybeans
Yield losses can range from 10 to 17 percent. However, when plants ... They are the green stink bug, the southern green stink bug and the brown stink bug.<|control11|><|separator|>
[74]
None
### Quantitative Data on Stink Bug Yield Losses, Economic Costs, and Management Costs for Soybeans in the US for 2022
[75]
Temporal analysis of cotton boll symptoms resulting from southern ...
The southern green stink bug can vector an opportunistic Pantoea agglomerans strain (designated Sc 1-R) into cotton bolls, resulting in infection. The ...
[76]
Stink Bug Economic Threshold Calculator | NC State Extension
Use the table below to estimate an economic injury level for stink bug in soybean. You'll need to know the sampling method and row spacing.
[77]
Early Season Stinkbugs Management in Soybean | Crop Science US
Apr 2, 2020 · Green stink bug nymph, Herb Pilcher, USDA Agricultural Research Service, Bugwood.org. Stink Bug Injury and Plant Damage1. Stink bugs can feed on ...<|control11|><|separator|>
[78]
[PDF] Identification, Biology, Impacts, and Management of Stink Bugs ...
Stink bugs (Hemiptera: Heteroptera: Pentatomidae) are an emerging threat to soybean and corn production in the midwestern United States.
[79]
[PDF] Chinavia hilaris (Hemiptera: Pentatomidae)
The pest is recorded to cause more damage to soybean and green beans in its southern distribution (Panizzi et al., 2000).
[80]
Identification, Biology, Impacts, and Management of Stink Bugs ...
May 4, 2017 · Stink bugs (Hemiptera: Heteroptera: Pentatomidae) are an emerging threat to soybean and corn production in the midwestern United States.Missing: outbreak | Show results with:outbreak
[81]
[PDF] REPORT - MidSouth Entomologist - Mississippi State University
Aug 22, 2025 · Overall, the stink bug complex was the costliest insect pest in soybean followed by corn earworm and soybean looper. Total insect management.
[82]
[PDF] Community Composition, Abundance, and Phenology of Stink Bugs ...
halys is well es- tablished, and growers report up to 50% yield reduction in soybean due to this pest (Leskey et al. 2012). In addition, the redbanded stink bug ...
[83]
Stink Bugs / Almond / Agriculture: Pest Management ... - UC IPM
The exception is the green stink bug, which overwinters within the orchard. Eggs of these stink bugs are laid in clusters, are barrel-shaped, and have ...
[84]
Green stink bug - Integrated Pest Management
The green stink bug is a uniformly grassy green, shield-shaped insect that can cause catfacing and other fruit damage, especially to apples and peaches.
[85]
[PDF] 2024 INSECT CONTROL RECOMMENDATIONS FOR FIELD CROPS
*Most pyrethroid insecticides are labeled and effectively control green and southern green stink bugs. ... Grain sorghum is a minor rotational crop in Tennessee.
[86]
Five Common Garden Insect Pests | Mississippi State University ...
Jul 16, 2021 · Stink bugs are easily identified by their brown or green shield-shaped bodies. ... Consider planting produce early to avoid the large ...
[87]
Biology and Management of the Green Stink Bug - VTechWorks
The green stink bug, Acrosternum hilare (Say) [Chinavia hilaris (Say)] (Hemiptera: Pentatomidae) is one of the most damaging native stink bug species in the
[88]
Stink Bug Management in Corn | NC State Extension
Many insecticides in the pyrethroid class are effective for brown stink bug in corn. However, bifenthrin is the most effective.
[89]
Natural Enemies and Biological Control of Stink Bugs (Hemiptera
However, it seems to be primarily an adult parasitoid. This parasitoid was recently found in Brazil, where it was reared from adults of Chinavia erythrocnemis ( ...
[90]
Optimizing the Release Pattern of Telenomus podisi for Effective ...
Mar 14, 2024 · We recommend that T. podisi release points are spaced at a maximum of 30 m apart in order to provide sufficient control of pest stink bugs.
[91]
Spatiotemporal Distribution of Chinavia hilaris (Hemiptera - NIH
Jul 14, 2015 · Thus, the key objective of this study was to examine the spatiotemporal distribution of C. hilaris in farmscapes with peanut adjoining cotton.
[92]
[PDF] Managing Insect Pests1 - Illinois Extension
Stink bugs can be controlled with a broadcast insecticide applied at an economic threshold of 9 stink bugs per 25 sweeps. (if sampled using a sweep-net) or 1 ...
[93]
RNAi in Pest Control: Critical Factors Affecting dsRNA Efficacy - PMC
In the oriental stink bug (Plautia ... Silencing of double-stranded ribonuclease improves oral RNAi efficacy in southern green stinkbug Nezara viridula.
[94]
Developing heterospecific sterile insect technique for pest control
May 7, 2025 · We further evaluated the impact of the highest irradiation dose (80 Gy) on the sterility of D. melanogaster females, by carrying out mating ...