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