HAMA SPODOPTERA LITURA PDF

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Spodoptera litura reared on different host plants and assayed against SlNPV KETAHANAN SERANGAN HAMA ULAT GRAYAK (SPODOPTERA LITURA F.). Hama Spodoptera exigua (Hübner) (Lepidoptera: Noctuidae) merupakan hama penting pada tanaman bawang di Indonesia. Pengendalian hama ini dengan. Potensi Jamur Entomopatogen Untuk Mengendalikan Hama Ulat Grayak ( Spodoptera litura) Fabricius (Lepidoptera: Noctuidae) Pada Tanaman Tembakau di.

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The following factors that may affect expression of resistance were evaluated: No significant differences were reported on larval development time on natural hosts, but it was longer for larvae reared on artificial spodoptrra.

This study showed that the selected plant can be a potent source of natural antifeedant, oviposition deterrent, ovicidal and larvicidal activities against field pest S.

At Gy, the fecundity of adults that developed from irradiated ,itura was entirely inhibited. For the sex ratio, the percentage of males was greater in the treatments with kaolin, for both species. Increased number of generations and reduction of generation time across the six peanut growing locations of India suggest that the incidence of S.

However, at more than Gy, DNA damage was not fully recovered. Noctuidae larvae collected in Central Chiapas, Mexico. One day after mating, JH disappeared from the BC and was then found in the hemolymph of the females. Programa de Pos-Graduacao em Entomologia Agricola]. Two endophytic fungi, i.

Noctuidaea permissive host of the virus and parasitoid, were investigated. Full Text Available Spodoptera litura Fabricius spodoptdra the most serious pest of many cultivated and non-cultivated crops and it developed resistance against many synthetic pesticides.

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AGROEKOTEKNOLOGI

Mortality and antifeedant activity was observed 24 hours spidoptera treatment. Estimation of p-distances of each mitochondrial gene for available taxonomic levels has shown the highest value in ND6, whereas the lowest values in COI and COII at the nucleotide level, kitura different utility of each gene for different hierarchical group when individual genes are utilized for phylogenetic analysis.

Atmospheric CO2 level arising is an indisputable fact in the future climate change, as predicted, it could influence crops and their herbivorous insect pests. The present study is dpodoptera first genome-wide analysis of the response of lepidopteran insects to Vip3Aa intoxication.

Bahan-bahannya adalah daun brokoli, daun bawang, daun kangkung, daun kacang panjang, dan daun bawang, Larva Spodoptera litura dan Larva C. After optimizing the molecular structure of each furane and pyrane benzoderivative with the semiempirical molecular orbitals method PM3, more than a thousand of constitutional, topological, geometrical and electronic descriptors are calculated and multiparametric linear regression models are established on the antifeedant potencies.

To confirm this hypothesis, we measured the amount of JH homologs in the male accessory reproductive glands MARG before mating and in the bursa copulatrix BC of the female after mating. Effect of andrographolide on phosphatases activity and cytotoxicity against Spodoptera litura. The results showed that the difference of soybean genotypes had a significant effect on the leaf damaged intensity. These crystal proteins were toxic to S.

Thus, these laboratory observations require validation in field studies under commercial growing conditions. In the antibiosis test, newly-hatched larvae were individualized into Petri dishes, where leaflets of the genotypes were offered over spodopteda larval stage, and the following biological parameters were assessed: Antifeedant activities of the selected plant extract were studied as described by Isman et al.

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The fall armyworm, Spodoptera frugiperda J. Noctuidae larvae collected spodoptwra maize subjected to different cropping soodoptera. The activities of digestive enzymes, trypsin and chymotrypsin, were reduced by feeding larvae with 0. Enhancing the efficacy of entomopathogenic nematodes by gamma radiation in controlling Spodoptera littoralis larvae.

Digital gene expression DGE analysis of midgut suggested spidoptera azadirachtin regulated the transcriptional level of multiple unigenes involved in mitogen-activated protein kinase MAPK and calcium apoptotic signaling pathways.

All the extracts showed ovicidal activity against S.

Encapsulation may affect development of immature parasitoid. Radiation induced F1 sterility in diamondback moth, Plutella xylostella L.

spodoptera litura larvae: Topics by

A polyphagous pest, Spodoptera liturahas developed resistance to a wide range of insecticides. Eggs 0—24 h oldlarvae 3rd instarpupae 3 days old after pupationand adults 24 h after emergence were irradiated with electron lituta irradiation of six levels between haka and Gy.

Irradiation had a negative correlation with survival and weight gain during the course of development that in turn bore a positive relation with the increase in radiation dosage.

Spodoptera exigua nucleopolyhedrovirus is not infectious for Agrotis segetum larvae per os, but only after intrahemocoelic injection. Landscape distribution analysis based on Sf21 genome assembly revealed clustering of few novel spodotpera.

Keywords caterpillar army worm; soybean; trichoma.