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EARIAS INSULANA PDF

Economic importance Earias insulana is a major pest of cotton in the Eastern Mediterranean. Damage is caused by the larvae, which cause. Acontia xanthophila Walker, ; Earias chlorion Rambur; Earias frondosana Walker; Earias gossypii Frauenfeld; Earias insulana syn. The symptoms of attack are similar for all Earias spp. Cotton infestation generally starts with shoot boring in the young crop. Earias insulana enters the terminal.

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Other suggested cultural practices include deep ploughing Faseli, and close spacing of plants Abdel Fatah et al.

Indian Journal of Entomology, 38 1: Generate eariqs print friendly version containing only the sections you need. Effect of row skipping in tree cotton Gossypium arboreum on efficacy of chemical control of spotted bollworms Earias vittella and E.

Infestation of maize ears by the spiny bollworm, Earias insulana Boisd. Host plants, other than cotton, for the pink boll worm Pectinophora gossypiella and the spiny bollworm Earias insulana.

Earias insulana (Egyptian stem borer)

However, eariws tests carried out in the Indian Punjab in to investigate the damage to different cotton varieties caused by several bollworms, including E. Coton et Fibres Tropicales, 38 3: Journal of Economic Entomology, 85 5: The distribution in this summary table is based on all the information available.

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Other studies have found that earlier sowings help reduce bollworm infestation Bishara, ; Ilango and Uthamasamy, ; Abdalla, Exrias farmers allow livestock to graze cotton during the vegetative stage with the same effect.

Agricultural Inwulana Review, 68 1: Entomologia Experimentalis et Applicata, 16 4: Cotton pest management in Haryana. Bulletin of the Entomological Society of Egypt, No. As the buds and flowers appear they wither and are shed; they usually have a conspicuous hole where the larva has entered. Prospects of using sex pheromone for the control of cotton bollworms, Earias insulana Boisd.

Cotton plants not removed after the harvest also assist carryover because they sprout from the stump and continue to provide food for Earias.

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Resistance to spotted bollworms, Earias spp. Color morphs induced under controlled environmental conditions in adult Earias insulana Lepidoptera: Erias et Fibres Tropicales, Notes on the insect parasites of some Lepidopteran pests in Tanzania.

Noctuidae in the Punjab.

Indian Journal of Entomology, 5: Journal of Insect Behavior, 8 4: Hirsute varieties Agarwal and Katiyar, and glandless varieties Brader, have been found to be more susceptible.

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The cold winter in northern Iran also effectively keeps populations of E. Nerkar discusses the possibility that resistance might be found in wild relatives of okra such as Abelmoschus spp.

Effect of cutting the terminal shoots of eariqs plants topping on rate of bollworm infestation, cotton yield and fibre quality.

Go to distribution map Control of three major bollworm pests of cotton in Pakistan by a single application of their combined insualna pheromones. Effect of weather on the light-trap captures of some insect pests of cotton.

Those with high levels of tannin and gossypol Sharma and Agarwal, ; Mohan et al. Trinidad, West Indies, Bishara I, The larvae feed on okra, cotton and hibiscus, but have also been recorded on rice, sugarcane and corn.

Andhra Agriculture Journal,