The potential of various isolates of spodoptera litura. Biological control of tobacco cutworm, spodoptera litura. The objective of this study was to evaluate the development of s. Promod kumar shakya, masarrat haseeb and uzma manzoor department of plant protection, faculty of agricultural sciences, aligarh muslim university, aligarh, uttar pradesh, india email. Pest categorisation of spodoptera litura 2019 efsa. Request pdf biology of tobacco caterpillar, spodoptera litura fab. Request pdf developmental and reproductive biology of spodoptera litura f. Spodoptera frugiperda biology sci agric v n p anuaryebruary ture, 70 10 % relative humidity, and a photoperiod of 14h10 l. Pdf tobacco leaf eating caterpillar, spodoptera litura is one of the most important insect pests of tobacco in nursery as well as in field. Plants were cultivated in a greenhouse and their leaves exerted and cleaned in sodium hypochlorite 4 % to eliminate any possible. The agestage specific survival rate s xj, where x is the age and j is the stage. Spodoptera litura fabricius is a major vegetable pest that is widely distributed throughout tropical, subtropical and temperate regions. Pdf mechanism of infection spodoptera litura multiple. Hence, spodoptera litura is an appropriate choice to explore and unravel the mechanism underlying the regulation of reproduction.
However, the cpr of the moth spodoptera litura has not been well characterized yet. Genus spodoptera 1spodg species spodoptera litura prodli contact eppo. 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. To assess the potential use of this parasitoid as a biological control agent, the reproductive schedule, fecundity and functional response of m. This background formed a basis for selection of the topic isolation and characterization of male derived factors modifying the physiology of oviposition in lepidopteran pest spodoptera litura. The following key is designed to help separate middle to late instar s. Spodoptera litura is also a pest of sugarbeet, with infestations presenting in march and peaking in late march and april chatterjee and nayak, 1987. Noctuidae is a regular polyphagous and damaging insect and distributed in the tropical and subtropical areas around the world 21, 22. 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. It is established in tropical and subtropical regions where there are. Download fulltext pdf biology of spodoptera litura fabricius lepidoptera. A female moth lays masses of eggs on the underside of.
For final identification it is necessary that the genitalia are dissected. Spodoptera litura below are some characters that are useful to distinguish spodoptera litura from other spodoptera species. Noctuidae on some of its major weed hosts article pdf available january 2007 with 2,659 reads. Snellenius manilae bracovirus suppresses the host immune system by regulating extracellular adenosine levels in. Effects of entomopathogenic fungi on the biology of spodoptera. Pm 7124 1 spodoptera littoralis, spodoptera litura. 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. Pdf on jan 1, 2007, sushilkumar and others published biology of spodoptera litura fabricius lepidoptera.
Its biology, impact and control on maize production in nigeria article pdf available july 2018 with 3,173 reads how we measure reads. Dec 01, 2017 the moths spodoptera eridania stoll and spodoptera cosmioides walker are pests of increasing importance in various grain production systems, causing defoliation and damage to reproductive structures of plants. Yoshiaki noma, yoshinori asakawa, in comprehensive natural products ii, 2010. The spodoptera litura genome elucidates its polyphagy. No mating took place on the night of emergence and maximum mating response occurred during the second night after emergence. D in a completely randomized design with 30 replicates for each host plant.
Development of microplitis bicoloratus on spodoptera litura and implications for biological control kaijun luo1,2, john t. Published information was used to compile a summary of natural enemies parasitoids, predators and diseases reported attacking spodoptera litura f under field conditions. The midgut monolayer epithelial cells were infected by spltmnpv, then incubated. Noctuidae, were studied under laboratory conditions 26 c, 6080% rh, as was the utilization of the four host plants and adaptation on tobacco. The spodoptera litura genome elucidates its polyphagy, high. Mar 01, 2010 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. This moth is found in asia, with some specific problematic pest population reports occurring in cambodia, hong kong, india, the. The capsid is capped at both ends by a regular arrangement of protein. Developmental and reproductive biology of spodoptera. It is assumed that any outbreak will include these forms. Spodoptera exigua multinucleopolyhedrovirus semnpv and spodoptera litura nucleopolyhedrovirus spltnpv are genetically similar, but the larvae of s. Ijms free fulltext tobacco cutworm spodoptera litura.
Biology and efficacy of insecticides against tobacco. Cprs and p450s in insects have been found to participate in insecticide resistance. Development of microplitis bicoloratus spodoptera litura. The tobacco cutworm, spodoptera litura lepidoptera, noctuidae, is an important polyphagous pest.
The duration of egg, larvae, and pupa lasted for an average of 5. The raw data of the developmental time, survivorship, and female daily fecundity of e. Noctuidae, is an economically important insect pest known to attack various agricultural crops. Among susceptible vegetable crops are asparagus, bean, beet, broc. The midgut monolayer epithelial cells were infected by. Noctuidae, is an economically important insect pest known to attack various agricultural crops and is widely distributed in the tropical and temperate zones of asia, australasia, and pacific islands. Genomic adaptation to polyphagy and insecticides in a major.
One of alternate biological control is spodoptera litura multiple nucleopolyhedrosis virus spltmnpv the research was conducted to determine how spltmnpv infected midgut epithelial cells of s. Jul 02, 2018 spodoptera litura fabricius lepidoptera. Spodoptera litura, otherwise known as the tobacco cutworm or cotton leafworm, is a nocturnal moth in the family noctuidae. The moths spodoptera eridania stoll and spodoptera cosmioides walker are pests of increasing importance in various grain production systems, causing defoliation and damage to reproductive structures of plants. Noctuidae is polyphagous pest damaging numerous crops in india and many other countries shivayogeshwara et al. Effects of entomopathogenic fungi on the biology of. Nicotinamide adenine dinucleotide phosphate nadph cytochrome p450 reductases cprs function as redox partners of cytochrome p450 monooxygenases p450s. Effects of entomopathogenic fungi on the biology of spodoptera litura.
Spodoptera litura is an important polyphagous pest in india, china and japan. Biology of spodoptera litura fabricius lepidoptera. Spodoptera litura is one of agricultural crop pests. Spodoptera litura prodlioverview eppo global database. Spodoptera litura can be identified by the shape of the structures on the inner surface of the valve. Genomic adaptation to polyphagy and insecticides in a. Analyses on the spreading of spltmnpv spodoptera litura multiple nucleopolyhedrosis virus multiplied in midgut epithelium cell of in third instar of s. The aim of this study was to examine the distribution of spltmnpv in s. The aim of this study was to identify whether any process was inhibiting spltnpv infection at some point. The results revealed that the duration of incubation, larval, prepupa, pupal, adult male and adult female longevities were recorded with an average of 3. Effects of three spodoptera litura control strategies on. The capsid structure is poorly known but examination of spodoptera litura granulosis virus slgv capsids by optical diffraction has shown that the outer shell is formed as a stacked ring of subunits with a 12 start helix repeating every third ring burley et al. Spodoptera litura an overview sciencedirect topics. Noctuidae on artificial medium spodoptera litura f.
It is established in tropical and subtropical regions where there are no, or few, frost days each year. Pdf biology of spodoptera litura fabricius lepidoptera. Biology of tobacco caterpillar, spodoptera litura fab. Two windows, one triangular 1a and one rectangular 1b. Comparative biology of spodoptera litura on vegetable and grain. 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. Mating status does not influence the flight duration and distance of 2. 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. Zligustilide exerted hormetic effect on growth and. Users should pay special attention to couplets 5 and 6 when identifying spodoptera larvae from high hazard areas. Spodoptera litura is a notorious leaf feeding insect pest of more than one hundred. The roughly 30 species are distributed across six continents. The efsa panel on plant health plhp performed a pest categorisation of spodoptera litura lepidoptera. It is a serious pest of various economically important crops such as cotton, tomato, groundnut, chilli, tobacco, caster, okra and pulses etc.
Spodoptera litura fabricius is a cosmopolitan polyphagous insect pest ofmanyfood crops and tobacco. Restriction endonuclease analysis of a spodoptera litura. 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. The study on potential of six isolates of slnpv which are originally from east java to control s. Effects of four host plants on biology and food utilization. Spodoptera is a genus of moths of the family noctuidae first described by achille guenee in 1852.
Linking life table and predation rate for biological control. We found significant differences in speed of kill, an important property. Microplitis prodeniae rao and chandry is a solitary endoparasitoid of s. 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.
The most important character to notice is a set of two windows separated by a right angle. Male and female moths exhibit similar flight activity. Sublethal doses of it, when applied to fifthinstars or pupae, caused significant reduction in reproduction and effects on viability. Species 71 of insect parasitoids in seven families of hymenoptera and two families of diptera were listed as parasitoids of different stages of s. Its common names reference two of the most frequent host plants of the moth. Restriction endonuclease analysis of a spodoptera litura nuclear polyhedrosis virus npv isolate rakha h. Biology and nutrition of spodoptera frugiperda lepidoptera.
Laboratory evaluation of flight activity of the common. Noctuidae, is one of the most common and widespread insect pests in asian countries ahmad et al. A new continuous cell line from larval hemocytes of. Spodoptera litura is an emerging pest insect in cotton and arable crops in central asia. Spodoptera litura underwent the holometabolous type of development and the studies on biology of s. Two separate indian studies concerned the potential of s. Pathogenicity and characteristics of spodoptera litura. 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. This fact underscores the need for studies that analyze the nutrition and development of pests on different hosts. Sep 15, 2015 the tobacco cutworm, spodoptera litura f. Based on previously obtained transcriptome information, a fulllength. General information about spodoptera litura prodli. Sep 26, 2017 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.
The forewings need to be examined carefully because of their color variation and similarity to other nonindigenous as well as native species. The efficacies of several entomopathogenic nematodes ofsteinernema andheterorhabditis spp. As seen in sesquiterpenoids, these organisms introduce oxygen atom at their allylic. Snellenius manilae bracovirus suppresses the host immune. Sep 25, 2017 the tobacco cutworm, spodoptera litura, is among the most widespread and destructive agricultural pests, feeding on over 100 crops throughout tropical and subtropical asia. Biology of spodoptera eridania and spodoptera cosmioides. Snellenius manilae bracovirus suppresses the host immune system by regulating extracellular adenosine levels in spodoptera litura. Lethal doses of chlorfluazuron, when applied topically to 5th instars or pupae of s. Linking life table and predation rate for biological.
Sublethal doses of it, when applied to fifthinstars or pupae, caused significant reduction in. Sep 19, 2017 spodoptera litura fabricius is a major vegetable pest that is widely distributed throughout tropical, subtropical and temperate regions. Apoptosis is induced in the haemolymph and fat body of. Abstract the flight activity of spodoptera litura in tethered conditions is evaluated using a computer. Two experiments freechoice and nochoice tests were conducted to evaluate the oviposition preference of. Only the most typical and best known color forms of s.
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