General information about eurygaster integriceps euryin eppo global database. Progress and experiments in the biology of the soun pest eurygaster integriceps put. Biological parameters of the egg parasitoid trissolcus grandis hym scelionidae on eurygaster integriceps hem scutelleridae m. May 23, 20 gregarines are apicomplexans and exclusively parasites of invertebrates. A juvenile hormone analog, pyriproxifen, affects some biochemical components in the hemolymph and fat bodies of eurygaster integriceps puton hemiptera. Field efficacies of ten different kinds of insecticides with various mode of action were evaluated against sunn pest eurygaster integriceps infested wheat on field at middle of iraq. Eurygaster integriceps is a species of shield bug in the family scutelleridae, commonly known as the sunn pest or corn bug. A modified titrimetric method for measuring the activity. Digestive proteolytic activity in the sunn pest, eurygaster integriceps. Pdf a juvenile hormone analog, pyriproxifen, affects. Scelionidae had a very important role in reducing eurygaster integriceps puton population radjabi 1995.
Sunn pest unlocking the mysteries of an ancient problem. The sunn pest eurygaster integriceps is the mostinsecticides with various mode of action were evaluated against sunn pest eurygaster integriceps infested wheat on field at middle of iraq. A relationship exists between the duration of reproductive diapause in the field and the subsequent reactivation time in the laboratory. This species is distinguished from the slightly smaller and rarer e.
Eurygaster integriceps is one of the most destructive pests of wheat in the middle east crichtley, 1998. Cloning, expression, sequence analysis and homology. Biological parameters of sunn pest in wheat and barley fields in northern iraq. Cellular immune reactions of the sunn pest, eurygaster. The latter looks like two half cylinders located almost at right angles to one another. Research on the ecology and biology of eurygaster integriceps put. In this study, the impact of sitespecific spraying on control of sunn pest damage and densities of the natural enemies was compared with the wholefield spraying method in 2009 and 2010. Sixdaysold biofilms on containers were treated with two different concentrations 100 and.
The use of synthetic and botanical pesticides has detrimental effects to both natural enemies and pollinators in agricultural fields. Ozer optimisation and kinetic studies on the production of intracellular canthaxanthin in fedbatch cultures of dietzia natronolimnaea hs1. Eurygaster integriceps, biological control, trissolcus grandis, mass release, wheat. International journal of current microbiology and applied sciences. In the present study, the toxicity of amep412 against the whitefly bemisia tabaci genn. A modified titrimetric method for measuring the activity of wheat germ lipase. Characterization of growth and virulence of five nigerian. Effect of the entomopathogenic fungus, beauveria bassiana, and its secondary metabolite on detoxifying enzyme activities and acetylcholinesterase ache of the sunn pest, eurygaster integriceps heteroptera. The sunn pest eurygaster integriceps is the most insect of cereals in iraq and other countries.
Evaluating some insecticides for controlling the sunn pest. In view of the importance of the physiological condition of adults of eurygaster integriceps put. Pest biology in overwintering sites can provide several opportunities. Scutelleridae due to artemisia annua extract treatment 67. Hemiptera, scutelleridae in middle east countries, with special reference to the overwintering period hemiptera, scutelleridae in middle east countries, with special reference to the overwintering period. Some species of eurygaster and aelia occurring in middle east countries, are almost or entirely nonmigratory e. Hemiptera, scutelleridae in middle east countries, with special reference to the. Marzieh alizadeh, javad karimzadeh, gholam reza rassoulian, hossein farazmand, vahid hoseininaveh, hamidreza pourian,sublethal effects of pyriproxyfen a juvenile hormone analogue on plutella xylostella lepidopter plutellidae life table study,archives of phytopathology and plant protection,vol. Life tables were constructed at four constant temperatures. Pdf short views on insect biochemistry and molecular biology. Assessing the impact of sitespecific spraying on control of. One such insect, the sunn pest, eurygaster integriceps puton hemiptera. The arab society for plant protection aspp is a nonprofit professional and scholarly organization of scientists from both public and private academic institutions, as well as industry representing a great variety of scientists who are involved in the field of plant protection in the arab world and abroad.
In severe outbreaks this pest can cause complete losses of the crops over large areas logothetis, 1956. Effect of five different type pesticides on the sunn pest, eurygaster integriceps. Pp1 efficacy evaluation of plant protection products. Crimson is an openaccess academic publisher has a vision to establish open science platform that seeks to provide equal opportunity. Phospholipid and triacylglycerol fatty acid composition of major life stages of sunn pest, eurygaster integriceps heteroptera. Structure of the scent gland system of the sunn pest, eurygaster integriceps put. It is a major pest of cereal crops especially wheat, barley and oats. The biology and morphology of different stages of these flies were studied. Purified po is active in the ph range of 48, with a maximum specific activity of 4. Investigation of the internal bacterial flora of eurygaster integriceps. In some details, it reached eastern saudi arabia in 1985 and then extended to other countries. Sustainable methods to control insect pests that affect crop yield have become a great challenge to mainly smallholder farmers. Biological control of sunn pest, eurygaster integriceps, with beauveria bassiana dave moore, d. This major work presents the first comprehensive survey on entomological studies in iran from prehistoric periods up to modern times.
Bug with varying coloration, more often light brown, 12 mm in length. Insecta, hemimetabola, hemiptera,heteroptera, scutelleridae common name. The morphophysiological condition of eurygaster integriceps. Please note the image in this listing is a stock photo and may not match the covers of the actual item.
Population dynamics system of cereal sunn pest eurygaster. Stability of the enzyme was investigated at ph range 68 for 72 h showing that. Large outbreaks, which generally occur every 58 years, can cause yield losses of the order of tens of millions of dollars e. During spermiogenesis, a manchette consisting of two large groups of microtubules and an unusual centriolar adjunct are formed.
They represent within insect orders particularly lepidoptera, hemiptera, orthoptera, coleoptera, thysanura, blateria ect. Investigation of the internal bacterial flora of eurygaster. We strive to provide accurate information, but we are mostly just amateurs attempting to make sense of a diverse natural world. The insect is native to southern asia and melanesia. The scelionid egg parasitoid trissolcus grandis thompson hymenoptera. Spermiogenesis and the ultrastructure of mature sperm in. No part of this book may be reproduced in any form, including photocopy.
Sunn pest eurygaster integriceps puton is currently widely distributed in west and central asia and eastern europe, but has not been found in australia, western europe or north america. Insect lives in any agroecosystem both as beneficial and harmful organisms to crops. A new species of eurygaster and notes on some little known species of turkish pentatomidae hemiptera. Abstract the reproductive biology of the seedfeeding bug lygaeus equestris in the laboratory is described and the suitability of different kinds of seeds for reproductive success are compared.
Life history parameters of the sunn pest, eurygaster. Purification and characterization of phenoloxidase from. Researches on the ecology and biology of eurygaster integriceps. The purpose of this study was to clone the full length cdna of the sunn pest prolyl endoprotease sppep for expression in e. The purified protein samples at different concentrations 1, 5, 10, 20, 40, and 80. However, intensive use of insecticides has caused severe. Pdf a juvenile hormone analog, pyriproxifen, affects some. John gatehouse of the school of biological and biomedical. In order to determine the distribution of these species, sunn pest adults were collected from 28 provinces in six regions. Fairly large shieldbugs, the two eurygaster species are often known as tortoise bugs. This concise collection and excerpts from the literature are complemented by over color figures of superb quality showing insects and their habitats. Iranian research institute of plant protection, sunn pest research department, p. Dedicated naturalists volunteer their time and resources here to provide this service.
Hemionitis arifolia brun tmore reduced the amylase activity more than a. Binomial and sequential sampling of adult sunn pest, eurygaster integriceps. Pp3 environmental risk assessment of plant protection products. Scutelleridae, is a key constraint on wheat production in the wide area of the near and middle east, eastern and southern europe and north africa. Purification and characterization of phenoloxidase from the.
Mar 15, 2015 eurygaster integriceps puton taxonomic placing. In the first step, samples were precipitated with ammonium sulfate in concentrations 40% and 80%. Biological control of sunn pest, eurygaster integriceps. Eurygaster integriceps euryinoverview eppo global database. Vartapetian, in experiments with animals silkworm bombyx mori and eurygaster integriceps put. Eurygaster integriceps damage ratio on physical, chemical, and technological characteristics of wheat. The effects of the secondary metabolites of the entomopathogenic fungus beauveria bassiana on cellular immune defenses of. The enzyme responsible for this transformation carotene 1515 dioxygenase was isolated soon afterwards. Effect of the protein elicitor amep412 from bacillus.
We also tested different entomopathogenic fungi isaria fumosorosea. Class insecta, order hemiptera, family pentatomidae scutelleridae, genus eurygaster. Cloning, expression, sequence analysis and homology modeling. Pdf distribution of sunn pest, eurygaster integriceps puton. Disturbance of phosphatase and transaminase activities in. Biological control of sunn pest, eurygaster integriceps, with beauveria bassiana.
Beneficial insects in agricultural fields play an important role in natural pest control and pollination. Phenotypic variability of body coloration in the populations of. Researches on the ecology and biology of eurygaster. Varieties of wheat triticum aestivum carrying resistance. The ground colour and intensity of the markings are variable. Eurygaster maura, also known as tortoise bug, is a species of true bugs or shieldbacked bugs belonging to the family scutelleridae. Climate warming is known to promote the expansion of its range of distribution, and it is expected that the insect could spread into new territories. Pests eurygaster integriceps puton sunn pest, corn bug. Short views on insect biochemistry and molecular biology vol. Eurygaster is a genus of shield bugs widespread in eurasia. The sunnpest, eurygaster integriceps puton heteroptera. Illustration of the morphologic characters of the sunn pest. Sunn pest, a name that refers to a complex of hemipteran bugs, of which the dominant species is eurygaster integriceps.
Effect of juvenile hormone on diapausing adult of sunn bug eurygaster integriceps. In this study, five morphological types of circulating hemocytes were recognized in the hemolymph of the adult sunn pest, eurygaster integriceps puton hemiptera. Assessing the impact of sitespecific spraying on control. Biological control of sunn pest, eurygaster integriceps, with.
A modified titrimetric method for measuring the activity of. Populations of shield bugs of the genus eurygaster, which are pests of cereal. Activity and feeding behaviour of sunn pest, eurygaster integriceps put. Impacts of synthetic and botanical pesticides on beneficial. Brown, notes on the migration and direction of flight of eurgaster and aelia spices hemiptera, pentatomidae and their possible bearing on. Sunn pest, eurygaster integriceps puton is a key pest of wheat and barley in iran. However, intensive use of insecticides has caused severe damage to parasitoid populations radjabi 1995. Our mission is to offer quality editorial services, significant resources into technology innovation, freely accessible, discoverable scientific information, and highquality publications. In a previous study, we identified a protein elicitor amep412 from bacillus subtilis, which could trigger plant defense response and induce systemic acquired resistance. Scutelleridae is one of the most serious pest of wheat and other cereal crops throughout the near and middle east including turkey. Such color polymorphism may be due to genetic variability. Sunn pest, a name that refers to a complex of hemipteran bugs, of which the dominant species is eurygaster integriceps morphology. Scutelleridae, is the most important insect pest of wheat and barley in iran. The ph activity profile of the purified po is shown in fig.
The adult, which is 11 mm long, is grayishyellow to black. Similar impact was also reported 8 in elm leaf beetle treated by a. This insect injects a prolyl endoprotease into the wheat, destroying the gluten. Laboratory studies on the effects of different natural. The main consequence of insect pests includes infestation as well as acts as vectors. Our mission is to offer quality editorial services, significant resources into technology innovation, freely accessible, discoverable scientific information, and. Media in category eurygaster integricepsthe following 2 files are in this category, out of 2 total. Experiments were conducted in eleventh wheat fields each measuring 12 ha located in the middle of iraq wasit and salahudain governorates at season 2015, contained common varieties of wheat planting in iraq. Scutelleridae, namely prohemocytes, plasmatocytes, granulocytes, adipohemocytes, and oenocytoids. Effects of sunn pest eurygaster integriceps damage ratio on physical, chemical, and technological characteristics of wheat h.
Insecta, hemimetabola, hemiptera,heteroptera, scutelleridae. The red palm weevil, rhynchophorus ferrugineus rpw, is a serious pest of date palm phoenix dactylifera. Hypocreales from overwintering sites of sunn 9 isolation and identification of insectpathogenic fungi natural habitats of sunn pest such as leaf litter under bushes and trees were searched for signs of fungal infection a white mass covering the insect cuticle. This is an exlibrary book and may have the usual libraryusedbook markings inside. Solation and characterization of entomopathogenic fungi from hibernating sites of sunn pest eurygaster integriceps on ilam mountains, iran. Although the losses vary considerably, they are seldom less than 25 percent of the crop. Laboratory studies on the effects of different natural foods. It is native to much of northern africa, the balkans and western and central asia.
Hemiptera, scutelleridae in the middle east countries, with special reference to over wintering period, bull. Media in category eurygaster integriceps the following 2 files are in this category, out of 2 total. Researches on the ecology and biology of eurygaster integriceps put. To contribute biological control of this pest, we investigated the culturable bacterial flora of e. If you need expert professional advice, contact your local extension office. Side effects of insecticides on natural enemies and. Scutellum big, wide, chitinous, covering wings and whole abdomen, rounded at apex, rarer straight. The reproductive biology of the seedfeeding bug lygaeus equestris in the laboratory is described and the suitability of different kinds of seeds for reproductive success are compared. Agroatlas pests eurygaster integriceps puton sunn pest. The sunn pest, eurygaster integriceps puton heteroptera. The female abdomen is wider than the males in appearance ali and khidhir, 2016.