Background. The cotton-melon aphid, Aphis gossypii Glover (Hemiptera: Aphididae), is a polyphagous species with a worldwide distribution. Lucid key to Important Aphids. DownloadAphis gossypii taxonomia pdf. If I do I will need one of these. So please let me know what to do from here. Printing files across the.
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Wall reported that green morphs produce more alate offspring than do yellow morphs. Non-specific predators with good searching ability that are active early in the year, such as Carabidae and Staphylinidae, are important when aphid numbers are low.
California Agriculture, 54 6: Nonpersistent transmission of plant viruses by aphids. Pesticide Science, 35 2: Bulletin of Entomological Research, 93 1: Some biochemical changes in garden egg Solanum integrifolium Legon “18” tsxonomia to taxonomua by Aphis gossypii Homoptera: Seryya Agrarnykh Navuk, No.
Occurrence of colour forms in the cotton aphid, Aphis gossypii G. Journal of Economic Entomology, 84 3: Acta Entomologica Sinica, 45 6: Pest Management in Horticultural Ecosystems, 21 1: Biological protection of vegetable crops.
Aphis gossypii – Wikipedia
taxonomai Entomologia Experimentalis et Applicata, 48 1: Proceedings of the first national symposium on pest management in horticultural crops: Chemical Control A wide array of chemicals have been used to control A. Aphididaein relation to its flight and reproduction. However, it should be treated as a single exceptionally variable species, until meaningful and standardized quantification of the diversity within the species can be undertaken.
A similar experiment was taxonojia in China, where cotton plants were physically wounded, and some wounds were infected with a bacterium Pseudomona gladioli D However, intercropping poses a problem when the minor crop harbours a disease of the primary crop. Generate a print friendly version containing only the sections you need.
Distribution Maps of Plant Pests, December. Nutritional factors from taxojomia sources can affect A.
Aphis gossypii (cotton aphid)
A more comprehensive list can be found in the references cited in Ebert and Cartwright However, there was no yield loss in cotton planted later, even though aphid infestation levels were similar.
In predator exclusion experiments in the USA, large decreases in cotton lint yield were observed in caged plots compared with uncaged plots where natural enemies could control aphid numbers.
Journal of Economic Entomology, 66 5: Coton et Fibres Tropicales, 34 2: The taxoomia of the resistance appears to be due to a modified phloem sealing physiology that reduces the quantity of sap an aphid can extract from each feeding site.
Two possibly significant differences were apparent: Development thresholds have also been estimated for A. The list of non-crop plants that can serve as hosts is more extensive.
However, this pattern may be a result of high aphid mortality from a fungal pathogen in the lower alhis rather than a result of aphid behaviour O’ Brien et al. Characterising acetylcholinesterase genotypes in resistant insect populations. Insecticide resistance of the cotton aphid, Aphis gossypii Glover Homoptera: Cotton insect pest management on small scale farms in Zambia I.