EURYGASTER INTEGRICEPS PDF

Infraorder: Pentatomomorpha. Superfamily: Pentatomoidea. Family: Scutelleridae . Subfamily: Eurygastrinae. Genus: Eurygaster. Subject: Eurygaster integriceps. PDF | On Jul 1, , Melinda Moir and others published Sunn pest, Eurygaster integriceps (Puton, ) (Hemiptera: Scutelleridae) Pest Risk. Sunn Pest, Eurygaster integriceps Puton (Hemiptera: Scutelleridae), is the most serious pest of wheat in West and Central Asia. Following.

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Labrum elongate triangular, brown colored, ornamented with transverse grooves Figure 3amandibles and maxillae are needle-like, eurygatser colored, composing a tube within the Eurygasster to suck the liquid food passing from the hypopharynx into the pharynx, Labium Rostrum arises from the underside of the head at the apex and comprise of four segments of unequal length which reaching beyond the posterior coxae, its segments length are 0.

Eurygaster integriceps Puton; male genitalia: They observed that samples obtained from resting sites between October and April laid 0. Labium Dorsal view ; e. Thorax with pronotum dorsally shield like, quite broader than long, about 3.

Summer flights usually coincide with dough development of host plant. Bugs were fed on wheat kernels cultivar Mahdavi, a commonly cultivated variety in Varamin. The obligatory adult diapause renders it impractical to rear a cohort from egg to egg. The jntegriceps application of euryygaster on winter crops, the early sowing of spring crops, and the autumnal ploughing of crop residues.

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If the insects are not fully developed when the crop is harvested, some nymphs and young adults feed and mature on fallen grain and other crop residues before flying off to their winter quarters.

Annals of the Entomological Society of America. Mesothorasic coxal cavity; Messt: Journal of Agricultural and Urban Entomology. In Russian Belyaev I.

Eurygaster integriceps

Received Sep 3; Accepted Oct In other projects Wikimedia Commons. Scutelleridae or shield-backed bugs are phytophagous bugs within Pentatomoidea that are found in every zoogeographical zone but are most varied and numerous in the tropics and subtropics [ 1 ].

Fertility eggs, maximum Studying Eurygaster amerinda and Eurygaster minidoka in Pachkopas and Berkley, Vojdani showed that ekrygaster changes from one generation to the next were independent of pest density in the previous generation and that weather conditions were responsible eurygastsr most of the observed variation.

Applied Entomology and Phytopathology. It has a single generation a year and an obligatory diapause integricepa the adult stage Alexandrov ; Radjabi Selection for colonizing ability. The post-diapause pre-oviposition period decreased with increasing temperature Figure 3. Wheat, barley and other cultivated or wild species of graminaceous plants.

Abdollahy a found that adults collected during the first week of November, December, and January laid Eurygaster integriceps Puton This is an open-access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are credited.

AgroAtlas – Pests – Eurygaster integriceps Puton – Sunn pest, corn bug.

Activity of imago starts when plant litter in woods and bushes where the insects winter begins warming up to degrees C; flights in field begin at an average daily temperature of degrees C.

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There is also an initiative to identify resistant strains of cultivated and wild cereals with the objective of developing the germplasm.

Box Tehran, Iran. Female genitalia Ventral view. University of Bu Ali Sina; Literature review of Sunn pest Eurygaster integriceps Put. Age specific mortality and temperature dependent development of immature stages of sunn-pest, Eurygaster integriceps Put.

Eruygaster integriceps Puton; a. Detail description of the adults has been illustrated for many important body parts such as head, antenna, mouth parts, rostrum, male and female genitalia also localities and date of collection were provided.

The Sunn pest, Eurygaster integriceps Puton Heteroptera: December 21, ; Published Date: Various on-going research projects are taking place. Methods in Ecological and Agricultural Entomology. The current results suggest V1-V3 midgut regions play a role in enzyme and absorption, whereas V4 seems to have no function in digestion.

The 10 th segment in the male is also modified rurygaster a quadrangular structure, termed proctiger in which the 11 th segment located within intdgriceps and makes the anal ring which extends during the process of excretion.