Pdf binding site concentration explains the differential. To develop and optimize integrated pest management strategies, efficient and economic artificial diet and rearing protocols are desirable. I r m survey of susceptibilities to monosultap, triazophos. Chilo suppressalis an overview sciencedirect topics. Genomic and transcriptomic database chilodb for rice insect chilo suppressalis was developed by yin et al. The striped stem borer, chilo suppressalis walker, is a notorious pest of rice that causes large losses in china.
The rice stem borer, chilo suppressalis walker, and the rice leaf folder, cnaphalocrocis medinalis guenee are two of the most destructive lepidopteran pests in rice. Comparison of efficacy of rnai mediated by various. Pyralidae yue ping he a, wen ming chen a, jin liang shen a, cong fen gao a, li qin huang b, wei jun zhou a, xu gan liu a, yu cheng zhu c, a department of pesticide science, college of plant protection, nanjing agriculture university, nanjing 210095, china. Crambidae, from 23 locations in china by sequencing the wsp gene. Since these two lepidopteran insects show occurrence laps in rice paddy fields, farmers prefer to set the pheromonebaited traps of c. Institute of applied entomology, yangzhou university, yangzhou 225009, china. Mating and dispersal behaviour of scirpophaga incertulas and chilo suppressalis lepidoptera. However, the evolution of insect resistance is a major. Role of membrane transport of water and glycerol in the.
Pyralidae huanna chai 1, yuzhou du 1, baoping zhai 2. Pyralidae, to 20 insecticides yue ping he, 1cong fen gao, wen ming chen, li qin huang,2 wei jun zhou,1 xu gan liu, 1jin liang shen. Users can download fasta format assembly product sequences, find links to ncbi. Cn104328081a method for extracting, separating and. Characterization of the complete mitochondrial genomes of. Abstract the asiatic rice borer, chilo suppressalis walker lepidoptera. Resistance monitoring of chilo suppressalis walker lepidoptera. The dispenser chiloprotect is packed in parcels with the convenient number of units. Abstractchilodb is an integrated resource that will be of use to. Insecticide resistance and resistance management survey of susceptibilities to monosultap, triazophos, fipronil, and abamectin in chilo suppressalis lepidoptera. Damage rate % of plants damaged, bars by chilo suppressalis larvae and numbers of egg masses lines laid by c. It is a widespread species, known from india, sri lanka, china, eastern asia, japan, taiwan, malaysia to the pacific it is a serious pest of rice. Pyralidae is responsible for great losses in agriculture, particularly in asian countries. Variability in development of the striped rice borer, chilo.
Interactions between the striped stem borer chilo suppressalis. All structured data from the file and property namespaces is available under the creative commons cc0 license. The material of the packing is impermeable to vapours of different products. In this study, insectresistant traits of 47 rice cultivars were investigated by c. Resistance to bt toxins has been reported in many pest insects but the mechanism responsible for this. The striped rice stem borer, chilo suppressalis, a destructive pest of rice, has developed high levels of resistance to certain insecticides.
Synergistic and antagonistic effects of piperonyl butoxide in fipronilsusceptible and resistant rice stem borrers, chilo suppressalis. Therefore, this study systematically analyzed esteraselike genes in c. Study on the optimum pheromone release rate for attraction of. Rna interference rnai has proven to be a very promising prospect for insect pest control. It damages rice plants resulting in dead sheaths, dead cores, and white tassels sheng et al. On fluctuations in population density of the rice stem borer chilo suppressalis. Characterization of the complete mitochondrial genomes of cnaphalocrocis medinalis and chilo suppressalis lepidoptera. Chilo suppressalis and sesamia inferens are two important lepidopteran rice pests that occur concurrently during outbreaks in paddy fields in the main ricegrowing areas of china. Comparison of dose responses and resistance ratios in four. Information on geographical distribution, host plants, general biology, ecology and population dynamics is summarized for the main species, especially for c. However, the possible roles of ugts in chlorantraniliprole resistance in chilo suppressalis have rarely been studied in detail. Cadherin cscad plays differential functional roles in. Identification of candidate olfactory genes in chilo. Esterases are reported to be involved in insecticide resistance in several insects.
They are largely responsible for the great reduction in the rice growing in east asia, india and indonesia. Ijms free fulltext udpglycosyltransferase genes in the. Apr 04, 2012 in this paper, 11 transcripts encoding trypsin and chymotrypsinlike proteins were cloned from the striped rice stem borer, chilo suppressalis walker. In this work, the pheromone release profile and the field performance of a new mesoporous dispenser was. Jartheza simplex, chilo oryzae, chilo simplex, and crambus suppressalis. The instrument of the study was a questionnaire validated by experts. In this work, the application of various nanoparticles nps by which double.
Pdf comparative management of chilo suppressalis walker. Transgenic rice lines expressing bacillus thuringiensis bt toxins have been successfully developed for the control of chilo suppressalis. A chilo iridescent virus civ from the rice stem borer, chilo suppressalis walker lepidoptera. Chilo suppressalis, an important rice pest in asia enters. A large quantity of insecticides is used annually for its control in these areas, but the use of. Previous and current field tests demonstrate that the transgenic rice. Insectbase is a comprehensive genetic resource and analysis platform of insects. General information about chilo suppressalis chilsu. Lifehistory responses of the rice stem borer chilo suppressalis to. Jia20190907 molecular cloning and expression patterns. New artificial diet for continuous rearing of chilo. The journal of biological databases and curation, volume 2014.
Purification and characterization of hemocyte phenoloxidases in chilo suppressalis walker lepidoptera. We compared the extent of tissue damage, the effects of glycerol concentration, and the transport of glycerol and water in. Seasonal prevalence and economic importance of rice stem. Unlimited viewing of the articlechapter pdf and any. Parasitization by cotesia chilonis influences gene expression. The invention relates to a method for extracting, separating and identifying chilo suppressalis midgut stem cells. The highly conserved heat shock protein 70 hsp70 contributes to survival at a cellular level and greatly enhances stress tolerance in many organisms. All the predicted proteins share high sequence similarity with known trypsin and chymotrypsinlike proteins from either lepidopterans or dipterans, and most of the proteins have conserved. The asiatic rice borer, chilo suppressalis walker lepidoptera. Aug 01, 20 to understand the evolution of insecticide resistance in the asiatic rice borer, chilo suppressalis walker lepidoptera. Photodegradation of emamectin benzoate and its influence on. Oct 12, 2016 the striped stem borer, chilo suppressalis walker, is an important insect pest of rice which shows substantial variation in developmental duration among individuals. To further explore the population genetic structure and genetic differentiation of c.
The nutritional requirements of the rice stem borer,chilo suppressalis walker were studied by rearing on synthetic food. The diapausing larvae were tested for a rapid cold hardening rch response and its role in the insects survival of subzero temperatures. Photodegradation of emamectin benzoate and its influence. We discuss the adaptive significance of the reversetsr in the moths life history. In order to preliminarily explore the preservation effect of ordinary refrigerator 4. Jia20190907 molecular cloning and expression patterns of two small heat shock proteins from chilo suppressalis walker song jie 1, lu mingxing 1, 2, du yuzhou 1, 2. Chilo suppressalis chilsuoverview eppo global database. Crambidae, in field, regression analysis based on a linear or nonlinear model was adopted for analyzing resistance dynamics to six insecticides of two field populations of the lianyungang lyg and ruian ra populations during 20022011. The rice stem borer, chilo suppressalis walker, is one of the most important global agricultural pests. New artificial diet for continuous rearing of chilo suppressalis. In this study, we isolate and characterize cshsp702, which encodes an inducible form of hsp70 in the rice stem borer, chilo suppressalis. Characterization of an inducible hsp70 gene in chilo. Genomewide analysis of esteraselike genes in the striped.
Pdf interpretation on biological control adoption of the. View the article pdf and any associated supplements and figures for a period of 48 hours. Based on recent findings that some parasitoids influence gene expression in their hosts, we posed the hypothesis that parasitization by a braconid wasp, cotesia chilonis, influences the expression of genes responsible for development, metabolism and immune functions in the fatbody and hemocytes of its host, chilo suppressalis. The striped stem borer, chilo suppressalis walker, overwinters as a diapausing larva. Application dispensers should be placed in canes 0. Interfering the mating of chilo suppressalis walker. Study on the optimum pheromone release rate for attraction.
The aim of chilodb was to provide researchers with access to recent genomic and transcriptomic data to allow comparative genomic studies. Chilo suppressalis, the asiatic rice borer or striped rice stemborer, is a moth of the family crambidae. Chilo suppressalis, an important rice pest in asia enters facultative diapause as larvae. Insects free fulltext rapid cold hardening confers a. Jia20190907 molecular cloning and expression patterns of. When young plants are attacked which often happens while they are still in the seed bed, the first symptoms are the dyingoff of growing points and the surrounding leaves dead heart. Cloning and characterization of trypsin and chymotrypsin. Oct 22, 2019 rna interference rnai has proven to be a very promising prospect for insect pest control. Identification of candidate olfactory genes in chilo suppressalis by antennal transcriptome analysis.
They are now globally registered in many countries and provide reliable control levels in most settings. We have determined the mitochondrial genome of chilo. Frontiers comparative transcriptome analysis between. In the case of chilo suppressalis the lure used is a synthetic pheromone. This technique consists in positioning a certain amount of traps provided by an attractant and sometimes an insecticide in order to reduce pest population and therefore the possibility for mating. A novel aquaporin 12like protein from chilo suppressalis. They integrated the data with proteincoding genes, micrornas, piwiinteracting rnas pirnas and rnaseq data. Pheromone binding proteins enhance the sensitivity of. Preliminary study on shelf life of artificial feed of. A key step to improve the efficacy of these methods is the determination of the optimum pheromone release rate, which is still uncertain for this pest. Regression analysis of dynamics of insecticide resistance in. Aug 27, 2015 the striped rice stemborer chilo suppressalis, walker lepidoptera.
They also provide gene annotations for chilo suppressalis. The seasonal expression of cry proteins in different tissues of the rice lines and their resistance to c. In high levels of pest, probably a higher number of unitsha is needed. In this study, we isolated the aquaporin transcript csdrip1 of chilo suppressalis, one of the important rice pests. Pdf the complete mitochondrial genome sequence of korean. The rice stem borer, chilo suppressalis, is one of the most damaging insect pests to rice production worldwide. Crambidae yue ping he, 1,2cong fen gao, ming zhang cao,3 wen ming chen,1 li qin huang,4 wei jun zhou, 1xu gan liu, jin liang shen,1,5 and yu cheng zhu5,6 j. The striped rice stemborer chilo suppressalis, walker lepidoptera. Pyralidae in relation to resistance management for rice transformed with.
Nan wang state key laboratory for biology of plant disease and insect pests, institute of plant protection, chinese academy of agricultural science, beijing, 100193 china. Frontiers identification and functional analysis of the. Asynchrony in sexual activity is thought to be the main factor maintaining reproductive segregation between these populations, particularly the obvious difference in the circadian rhythm of female calling activity between popula. In the case of chilo suppressalis the lure used is a synthetic pheromone, similar to the one released by the female, in order to attract males. However, low rnai efficacy limits further development of this biotechnology for use on lepidopteran insects, including the rice striped stem borer ssb chilo suppressalis, one of the major destructive rice pests. Crambidae yue ping he, 1,2cong fen gao, ming zhang cao,3 wen ming chen,1 li qin huang,4. It should be great helpful to all biologists interested in insect evolution, insect.
This dose works effectively in areas with low pest pressure or under control. This study sought to investigate the biological efficacy of an oral dsrna nanomaterial mixture targeting the cyp15c1 gene product in the economically important rice pest, chilo suppressalis. Traditional chemical control against chilo suppressalis walker is currently being replaced in spain by new methods based on pheromones. An estimation of the control threshold of the rice stem borer, chilo suppressalis walker lepidoptera. Synergistic and antagonistic effects of piperonyl butoxide in. Breeding and screening of resistance rice cultivars are effective strategies for c. Comparison of three transgenic bt rice lines for insecticidal protein expression and resistance against a target pest, chilo suppressalis lepidoptera.
Traps that contain moths meeting all of the following requirements should be moved to level. Chilo suppressalis walker 1863 larvae were collected from the field in fuyang, china 119. Download pdf 1293k download meta ris compatible with endnote, reference manager, procite, refworks. Seasonal prevalence and economic importance of rice stem borer, chilo suppressalis walker, in aomori prefecture. The rice stem borer, chilo suppressalis walker is one of the most damaging rice pests in the world. Diamide insecticides selectively acting on insect ryanodine receptors ryr were launched to the market more than 10 years ago, particularly targeted for the control of lepidopteran pest species in diverse agronomic and horticultural cropping systems. Both mitogenomes contained 37 genes, with gene order similar to that of other lepidopterans. Larval stem boring results in extensive damage and crop loss. Aquaporins aqps, which are members of the major intrinsic protein mip family, play an important role in the transport of water and other small, uncharged solutes across membranes. In this work, the application of various nanoparticles nps by which doublestranded rna. Chilodb contains the first version of the chilo suppressalis gene set that includes 10,221 annotated proteincoding genes and 80,479 scaffolds. New ideas about genetic differentiation of chilo suppressalis. Our results demonstrated in yangzhou, china, diapause was initiated between september 4 and 12, 2010.
It is a widespread species, known from india, sri lanka, china, eastern asia, japan, taiwan, malaysia to the pacific. Pdf chilo suppressalis walker, the rice striped stem borer rssb is one of the most serious lepidopteron insect pests of. Knockdown of two cadherin genes confers resistance to. Host population related variations in circadian clock gene. Interactions between the striped stem borer chilo suppressalis walk. Nutritional studies of the rice stem borer, chilo suppressalis walker.
Chilo suppressalis, rice stem borer, life cycle, larval development, ebro delta. Aquaporins are integral membrane proteins some of which form high capacity waterselective channels, promoting water permeation across cell membranes. The rearing conditions were 281c, 80% relative humidity and a 16 h. Pdf geographic susceptibility of chilo suppressalis walker. Detection and phylogenetic analysis of wolbachia wsp in. On fluctuations in population density of the rice stem. Mar 01, 2012 the asiatic rice borer, chilo suppressalis walker lepidoptera. The complete mitochondrial genomes mitogenomes of cnaphalocrocis medinalis and chilo suppressalis lepidoptera. Nov 30, 2018 the striped stem borer, chilo suppressalis walker, is a notorious pest of rice that causes large losses in china. This page was last edited on 27 february 2019, at 11. Comparison of three transgenic bt rice lines for insecticidal. The aim of this study was to investigate adoption of biological control of chilo suppressalis walker. Uridine diphosphate glycosyltransferases ugts are multifunctional detoxification enzymes, which are involved in metabolizing various chemicals and contribute to the development of insecticide resistance.
However, nondiapausing larvae cannot accumulate glycerol and are killed by freezing. Pdf resistance monitoring of chilo suppressalis walker. The rice stem borer, chilo suppressalis walker, is one of the most serious pests of the rice plants throughout the fareast and southeast asia. Characteristics of the larval development of the rice stem borer. Rice stubbles are also suitable hibernaculum for chilo suppressalis. Chilodb provides comprehensive and varied information for proteincoding genes, noncoding genes mirna and pirna and the draft genome sequences of ssb. Jul 04, 2014 we have developed chilodb, a genomic and transcriptome database for the ssb c. Department of entomology, nanjing agricultural university, nanjing 210095, china. Bt rice plants may protect neighbouring nonbt rice plants. The density of dispensers recommended is 10 units per hectare placed in the borders of the plot. Files are available under licenses specified on their description page. On fluctuations in population density of the rice stem borer. Asiatic rice borer cio reai waler lepiptera 2 crambiae sorting chilo suppressalis pheromone traps should be sorted initially for the presence of moths of the appropriate size, color, and shape. The complete mitochondrial genome sequence of korean chilo suppressalis walker, 1863 lepidoptera.
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