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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Noctuidae in the Punjab. It may raise up to six annual generations in the Middle East, one per month in summer.
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Sex pheromone traps as a potential means of improving control programs for the spiny bollworm, Earias insulana. Hirsute varieties Agarwal and Katiyar, and glandless varieties Brader, have been found to be more susceptible.
The distribution in this summary table is based on all the information available. Reed W; Matthews GA, Effect of cutting the terminal shoots of cotton plants topping on rate of bollworm infestation, cotton yield and fibre quality. A severe attack causes the shedding of flower buds and reduced yield. Bulletin of the Entomological Society of Egypt, Relative abundance of noctuids Lepidoptera associated with cotton imsulana other crops in Haryana.
Bestimmungshilfe des Lepiforums: Earias Insulana
Go to distribution map Indian Journal of Entomology, 53 2: Further details may be available for individual references in the Distribution Table Details section which can be selected by going to Generate Report. This page was last edited on 26 Decemberat Arshad M; Quayyoom MA, Journal of Insect Science, 3 2: Coccinellidae are the more important predators in Syria early in the cotton season June-Julywhereas Hemipteran predators occur in large numbers during August and September.
Jai Singh; Sandhu BS, Ovipositional preference and damage by spotted bollworm Earias fabia Stoll in cotton. A series of trials in Pakistan, using a slow release ‘twist-tie’ formulation, containing the major components of E.
Initiation and evaluation of cotton bollworms control parameter on basis of counts of young larvae in the infested bolls. During winter it lives on cultivated shrubs like Hibiscus spp. Evaluation of benzoylphenyl ureas for controlling the spiny bollworm Earias insulana Boisd. Indian Journal of Entomology, 39 4: Crop Protection, 2 2: Techniques for the control of cotton pests in Egypt to reduce the reliance on chemical pesticides. Noctuidaewith the Shin Etsu twist-tie rope formulation in Israel.
Egyptian stem borer Earias insulana. Entomologische Berichten, 74 5: Peyrelongue J; Bournier JP, Bioecology of eearias spotted bollworms inwulana Dharwad region.
Often the literature does not distinguish between Earias spp and other bollworms when estimates of damage are given. Generate a print friendly version containing only the sections you need. Comparison of efficacy of entomopathogenic nematodes combined with antidesiccants applied by canopy sprays against three cotton pests Lepidoptera: Control of spiny bollworm Earias insulana Boisd. Earias insulana used to be a major pest of cotton in Egypt, but changing farming practices and the invasion of the pink bollworm, Pectinophora gossypiella, upset the food supply sufficiently to reduce E.
Kehat M; Bar D, Mating disruption of the spiny bollworm, Earias insulana Isulana Lepidoptera: A study on the host plants of the spiny bollworm, Earias insulana Boisd.
Journal of Research, Punjab Agricultural University, 27 3: Annals of Agricultural Science, Moshtohor, 33 4: Ilango L; Uthamasamy S, In addition, unsulana results of studies carried eatias in research farms are apparently not comparable to the losses in farmers’ fields Reed, Pheromone trap to monitor adult spotted bollworm, Earias vittella F.
EU pesticides database www.
Control of cotton bollworms in People’s Democratic Republic of Yemen. Earias insulana Boisduval Taxonomic placing: Monitoring the seasonal abundance of cotton bollworms with pheromone traps.
There are fewer studies on other types of biological control. In another study, T.
Entomophaga, 27 Special Issue: You can help Wikipedia by expanding it. Agricultural Research Review, 58 1: On the larvae of the Noctuidae, III. Stam and Elmosa found that parasitoids were relatively unimportant in controlling lepidopterous pests in cotton in Syria, but that the use of pesticides reduced the numbers of predators, resulting in a reduction in seed cotton yields.
Response of the germplasms of darias cotton to population pressures and fertility levels and their reaction to bollworm damage.