After egg hatching, castor ricinus communis leaves were provided for larval feeding till the pupal stage under laboratory condition 28 2. Genomebased identification and analysis of ionotropic. It is commonly known as tobacco caterpillar, a most devastating pest of cotton, groundnut, chillies, tobacco, castor, bhendi, pulses 2, 9. Host plant survey for two years from three different locations in cotton. Spodoptera litura prodliphotos eppo global database.
Genus spodoptera 1spodg species spodoptera litura prodli contact eppo. Biotransformation of acyclic, monocyclic, and bicyclic monoterpenoids by various bacteria, fungi, insect larvae, such as spodoptera litura, and mammals, such as rabbits and possums, and human and rat cytochrome enzyme is summarized. Spodoptera exigua helicoverpa armigera are significant polyphagous pests in the tropical and subtropical regions of cultivated crops 10. Its common names reference two of the most frequent host plants of the moth. A new crystal compound 2,5diacetoxy2benzyl4,4,6,6tetramethyl1,3cyclohexanedione was isolated from the leaves of syzygium lineare. For publication in journals, books or magazines, permission should be obtained from the original photographers with a. A new continuous cell line from larval hemocytes of.
The eggs of the cluster caterpillar spodoptera litura fabricius lepidoptera. Spodoptera litura larvae are polyphagous insects that have become a significant pest in recent years. Spodoptera litura prodlioverview eppo global database. Noctuidae on some of its major weed hosts find, read and cite all the research you. Noctuidae, were studied under laboratory conditions 26 c, 6080% rh, as was the utilization of the four host plants and adaptation on. For final identification it is necessary that the genitalia are dissected. Spodoptera litura is a notorious leaf feeding insect pest of more than one hundred plants around the asiapacific region. Spodoptera litura is also known as the oriental leafworm moth, cluster caterpillar, cotton leafworm, tobacco cutworm, tropical armyworm, taro caterpillar, tobacco budworm, rice cutworm, and cotton cutworm. An originally isolated baculovirus, spodoptera litura multiple nucleopolyhedrovirus spltmnpv was serially passed through the s. Developmental and reproductive biology of spodoptera litura. Culture was maintained in the laboratory with the castor leaves as a food source. Based on the preliminary screening, the effective plant extracts were further tested at a concentration of 0. There are only a few studies that demonstrate the harm done to crops, the decline in production, and the economic losses that spodoptera.
The spodoptera litura genome elucidates its polyphagy, high. Noctuidae are laid in clusters of 200 to 300 underneath leaves and covered with brown scales from the body of the mother. Biological characterization of a nucleopolyhedrovirus of. The life cycle of spodoptera litura includes larval, pupal and adult stages. Media in category spodoptera litura the following 31 files are in this category, out of 31 total. Rearing of spodoptera litura fabricius on different artificial diets and its parasitization with trichogramma chilonis ishii ahmadurrahman saljoqi,1 riaz ul haq,1 ehsanulhaq,2 javed khan2 and ghulam ali2 1department of plant protection, faculty of crop protection sciences, the university of agriculture. As in most other parts of the tropic, these armyworms are subjected to a disease caused by a spodoptera litura nucleopolyhedrovirus spltnpv infection in the field kalshoven 1981.
Two windows, one triangular 1a and one rectangular 1b. Ninetysix orfs had homologues in autographa californica multicapsid nucleopolyhedrovirus acmnpv, 16 had homologues in other. Development of microplitis bicoloratus spodoptera litura and. Effects of three spodoptera litura control strategies on arthropod diversity and abundance in tobacco agroecosystems in south china zhongshi zhou, 1, 2, zepeng chen 3 and zaifu xu 1, 1department of entomology, college of nature resources and environment, south china agricultural university, guangzhou, 510642, china. Spodoptera litura fabricius is a major vegetable pest that is widely distributed throughout tropical, subtropical and temperate regions.
The study on potential of six isolates of slnpv which are originally from east java to control s. Spodoptera litura, otherwise known as the tobacco cutworm or cotton leafworm, is a nocturnal moth in the family noctuidae. Establishment of spodoptera litura spodoptera litura egg masses were collected from groundnut fields at vellore and kancheepuram districts of tamil nadu, india. The spodoptera moths are found primarily active during night and due to its high mobility, female ovipositing on a wide range of host plants, which promotes or even ensures survival of s. Effects of four host plants on biology and food utilization. Larvae generally do the most damage, stripping plants of leaves during feeding. Spodoptera litura, otherwise known as the tobacco cutworm or cotton leafworm, is a nocturnal. Development of microplitis bicoloratus on spodoptera litura and implications for biological control kaijun luo1,2, john t. Effects of three spodoptera litura control strategies on. Biological effects of natural products against spodoptera. Effect of some flavonoids on survival and development of.
Evaluation of lethal response of biorational insecticides. Noctuidae and some native spodoptera moths introduction the purpose of this handout is to help you distinguish two exotic spodoptera moths of concern to u. Biology and nutrition of spodoptera frugiperda lepidoptera. The ability to sense and recognize various classes of compounds is of particular importance for survival and reproduction of insects. A group of asian researchers first proposed a genome project for the tobacco cutworm, spodoptera litura lepidoptera, noctuidae, in 20, drawn to this species as a.
Spodoptera litura is a polyphagous insect which defoliates almost 120 economically important plant species all over the world 1. Fortunately, the pest is highly susceptible to its npv and studies have shown that the virus can be used effectively as biopesticide in the field jayaraj et al. Ambedkar road, pune 411 00 i, india received 3 november 999. Yoshiaki noma, yoshinori asakawa, in comprehensive natural products ii, 2010.
A group of asian researchers first proposed a genome project for the tobacco cutworm, spodoptera litura lepidoptera, noctuidae, in 20, drawn to this species as a massively destructive agricultural pest across asia. Simulation and visualization of potential population growth in india under warmer temperatures through life cycle modeling table 1. Linking life table and predation rate for biological. Lethal doses of chlorfluazuron, when applied topically to 5th instars or pupae of s. Among susceptible vegetable crops are asparagus, bean, beet, broc. Ovicidal activity of plant extracts against litura. No mating took place on the night of emergence and maximum mating response occurred during the second night after emergence. The lc 50 values were found to increase with the age of host. Noctuidae, though, commonly known as tobacco cutworm, is not restricted to tobacco alone, but, feeds on more than 120 host plants belonging to 44 familiesqin et al.
The potential of various isolates of spodoptera litura. General information about spodoptera litura prodli. Spodoptera litura is an important polyphagous pest in india, china and japan. Efficacy of spodoptera litura multiple nucleopolyhedrovirus. Effects of four host plants, tobacco, chinese cabbage, cowpea and sweet potato, on larval and pupal development and survival, and longevity and fecundity of adults of spodoptera litura f lepidoptera. Hymenia recurvalis spoladea recurvalis, spodoptera litura, heliothis armigera and sometimes grasshoppers are the most harmful pests. Rearing of spodoptera litura fabricius on different. The larvae feed in a group when they are young but spread out as they get older. Noctuidae was evaluated at c, % relative humidity and a photoperiod of 16 h light8 h dark. Spodoptera litura can be identified by the shape of the structures on the inner surface of the valve. Threshold temperatures and thermal requirements for the development of spodoptera litura lepidoptera. Spodoptera litura is an obiquitous, polyphagous, multivoltine, lepidopteron pest that feeds on 112 cultivated crops all over the world moussca et al. The most important character to notice is a set of two windows separated by a right angle. Linking life table and predation rate for biological control.
Temperaturedependent simulation of spodoptera litura phenology. It is a native of asia and was first detected in hawaii. Crucifer seed crop pests, parasites, and the potential for. Pm 7124 1 spodoptera littoralis, spodoptera litura. Spodoptera litura has already developed resistance to several organic pesticides resulting severe crop losses singh and singh, 1998. Sep 15, 2015 the tobacco cutworm, spodoptera litura f. Screening of cultivars and wild types of red gram for proteinase inhibitors active towards achaea janata and spodoptera litura. The forewings need to be examined carefully because of their color variation and similarity to other nonindigenous as well as native species. The egg masses of spodoptera litura were counted with the aid of a hand lens 10x and egg mass pre counted 100 was dipped in 0. The insecticidal activity of the compound was assessed against fourth instar larvae of spodoptera litura. The common cutworm, spodoptera litura, has become a major pest of soybean glycine max throughout its. Development of microplitis bicoloratus spodoptera litura. Pdf host plants of leafworm, spodoptera litura fabricius.
Developmental and reproductive biology of spodoptera. Army worm spodoptera litura belongs to order lepidoptera s. On the other hand, species like spodoptera frugiperda, heliothis virescens, gamma irradiation of spodoptera litura larvae induced an abatement in their. It is a serious pest of various economically important crops such as cotton, tomato, groundnut, chilli, tobacco, caster, okra and pulses etc. Eeny105 beet armyworm, spodoptera exigua hubner insecta. Bioassay of nuclear polyhedrosis virus npv and in combination with insecticide on spodoptera litura fab tran thi kieu trang 1 and s. Spodoptera litura, also known as tobacco cutworm is a serious pest of many crops. Temperature impacts the development and survival of common cutworm spodoptera litura. The following key is designed to help separate middle to late instar s. Pdf on jan 1, 2007, sushilkumar and others published biology of spodoptera litura fabricius lepidoptera. Identification notes for spodoptera litura and spodoptera littoralis. Pdf biology of spodoptera litura fabricius lepidoptera. Sublethal doses of it, when applied to fifthinstars or pupae, caused significant reduction in reproduction and effects on viability. Laboratory studies on the influence of bacterial spodoptera.
To examine the responses of the secondary lepidopteran pest spodoptera litura to two bacillus thuringiensis bt corn hybrids 5422bt1 event. This moth is found in asia, with some specific problematic pest population reports occurring in cambodia, hong kong, india, the pacific islands, guam, american. The test insect, spodoptera litura populations used in this study were collected from castor field at coimbatore district, tamil nadu india during 20142015. Cotton cutworm spodoptera litura cotton cutworm spodoptera litura is an insect pest of many important food plants. Noctuidae includes species that cause damage to a wide variety of important crops such as maize, cotton, rice, and soybean, among others gordy et al. When the characteristic feeding damage of spodoptera was encountered during sampling, we inspected the entire field and removed by hand any new larval clusters and egg masses. Some plant extracts have been used as a mixture to control insect pests and improve productivity.
The tobacco cutworm spodoptera litura is a general feeder on over 100 hosts. The agestage specific survival rate s xj, where x is the age and j is the stage. Effect of calotropis procera leaf extract on spodoptera. Effect of three spodoptera litura control strategies, viz. Noctuidae 3 host plants the beet armyworm has a wide host range, occurring as a serious pest of vegetable, field, and flower crops. Chaudhari2 abstract the susceptibility of different stages of spodoptera litura larvae to npv was determined by bioassay. May 22, 2018 the ability to sense and recognize various classes of compounds is of particular importance for survival and reproduction of insects. Its activity was better than the positive control azadirachtin. Larva feeds on the underside of leaves causing feeding. Promod kumar shakya, masarrat haseeb and uzma manzoor department of plant protection, faculty of agricultural sciences, aligarh muslim university, aligarh, uttar pradesh, india email. As seen in sesquiterpenoids, these organisms introduce oxygen atom at their allylic. Its estimated genome size was approximately 142 kb. Microplitis prodeniae rao and chandry is a solitary endoparasitoid of s. Spodoptera is a genus of moths of the family noctuidae first described by achille guenee in 1852.
The spread of this pest has led to the continuous usage of insecticides on crops. As in most other parts of the tropic, these armyworms are subjected to a disease caused by a spodoptera litura nucleopolyhedrovirus spltnpv infection in the field. Noctuidae, is one of the most common and widespread insect pests in asian countries ahmad et al. The highest and lowest net fecundity rates were obtained on williams eggsfemale and l17 eggsfemale, respectively. To assess the potential use of this parasitoid as a biological control agent, the reproductive schedule, fecundity and functional response of m. Spodoptera frugiperda colony spodoptera frugiperda specimens were obtained from insect colonies and maintained in a laboratory. A new continuous cell line from larval hemocytes of spodoptera litura f. The roughly 30 species are distributed across six continents. Controlling spodoptera litura in the separate customs. Responses of the cutworm spodoptera litura lepidoptera. This moth is found in asia, with some specific problematic pest population reports occurring in cambodia, hong kong, india, the pacific. This document is eeny105, one of a series of the entomology and nematology department, ufifas extension. A philippine spodoptera litura nucleopolyhedrovirus sltmnpv was isolated by plaque purification from an uncloned npv population in a formulated product that exhibits high insecticidal activity against the onionattacking common cutworm, s.
Pathogenicity and characteristics of spodoptera litura. Ionotropic receptor ir, a subfamily of the ionotropic glutamate receptor family, has been identified as one of crucial chemoreceptor superfamilies, which mediates the sensing of odors andor tastants, and serves as nonchemosensory functions. Sep 19, 2017 spodoptera litura fabricius is a major vegetable pest that is widely distributed throughout tropical, subtropical and temperate regions. Host plants of leaf worm, spodoptera litura fabricius lepidoptera. The spodoptera litura genome elucidates its polyphagy. Insecticidal compound isolated from syzygium lineare wall. Spodoptera litura wy cooperative agricultural pest. A plantbased extract mixture for controlling spodoptera. Noctuidae, commonly known as tobacco caterpillar in india is a major polyphagous pest attacks variety of economically important crops such as cotton, groundnut, rice, tomato, tobacco, citrus, cocoa, potato, rubber, castor, millets. Spodoptera litura an overview sciencedirect topics. Sequence analysis of the spodoptera litura multicapsid. The raw data of the developmental time, survivorship, and female daily fecundity of e. Cotton cutworm, spodoptera litura pest tracker caps.
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