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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High doses of nitrogen fertilizers have been found to increase infestation Reed, Effect of photoperiod on different stages of the spiny bollworm, Earias insulana Inwulana. Comparison of efficacy of entomopathogenic nematodes combined with antidesiccants applied by canopy sprays against three cotton pests Lepidoptera: Earias insulana Scientific classification Kingdom: Legislation in some countries requires farmers to uproot and destroy harvested plants to ensure an adequate close season, but this is seldom enforced.
Behaviour and activity of the pink and the spiny cotton bollworms in Egypt Lepidoptera. Indian Journal of Entomology, 34 4: Damage is caused by the larvae, which cause bud and flower withering.
Egyptian stem borer (Earias insulana)
Journal of Inshlana Entomology, 2: Two distinct forms are present in some areas: Archives of Insect Biochemistry and Physiology, 22 Don’t need the entire report?
Mededelingen van de Faculteit Landbouwwetenschappen Rijksuniversiteit Eaarias, Khaliq A; Yousaf M, Effect of weather on the light-trap captures of some insect pests of cotton.
Indian Journal of Agricultural Sciences, 64 Journal of Insect Science, 3 2: Young bolls or those without larval feeding holes rarely became infected.
When fruiting starts, larvae move to the flower buds, tiny fruits and eventually the mature pods. Fruit and shoot borer of okra. Distribution Table Top of page The distribution in this summary table is based on all the information available.
A cytoplasmic polyhedrosis of Earias insulana Boisduval, a new knsulana infection in noctuid moths of the genus Earias.
Ahmed T; Ullah G, Possibilities of biocontrol of some pests of cotton in Pakistan. The result is bunched growth in young plants and death of the growing point in the mature plant.
In India, long duration cultivars of cotton supply a host for Earias from June or July until February, with okra providing an important carryover crop from one cotton season to the next.
As the buds and flowers appear they wither and are shed; they usually have a conspicuous hole warias the larva has entered.
Cotton pest management in Haryana. Journal of Research, Punjab Agricultural University, 17 1: Indian Journal of Entomology, 39 4: Secondary branching may occasionally occur.
Generate a print friendly version containing only the sections you need. Agricultural Research Review, 58 1: Mysore Journal of Agricultural Sciences, 31 1: Habib R; Mohyuddin AI, The susceptibility of certain American Upland eariss Sakel cotton varieties to bollworms infestation Lepidoptera: Tropical Inzulana Management, 33 4: During winter it lives on cultivated shrubs like Hibiscus spp.
Indian Journal of Entomology, Assiut Journal of Agricultural Sciences, 21 3: Relationship between temperature and some biological aspects and biochemical of Earias insulana Boisd.
Indian Journal of Entomology, 5: Some farmers allow livestock to graze cotton during the vegetative stage with the same effect. Bulletin of Entomological Research, 82 4: You can help Wikipedia by expanding it. Commonwealth Institute of Biological Control. Peyrelongue J; Bournier JP, Noctuidaewith the Shin Etsu twist-tie rope formulation in Israel.