Compiled distribution map provided by [data resource not known], This map contains both point- and grid-based occurrences at different resolutions. They usually prefer young foliage, but a few species feed on branches or on roots, and may form galls. Singh, S.R. and Painter, R.N. When wings are present they occur only on particular morphs called "alates", and wingless morphs are said to be "apterous". The genera Pauesia, Diaeretus, Aphidius and Diaeretiella. Dixon, A.F.G. Files are available under licenses specified on their description page. In the United States, it is regularly … please upload using the upload tools. Other vegetable crops sometimes affected are asparagus, bean, beet, carrot, celery, parsley, parsnip, pea, pep… Science 328 (#5978): 624-627. The name 'hemiptera' means half (hemi) wing (ptera) and refers to the feature that many bugs have the front half of the wing hardened (like in beetles) but the rear part is membranous. This family, with about 4,500 named species, is the largest in the superfamily Aphidoidea. These forms are passively dispersed by winds, often to great distances and to the alternate hosts. Click on any image below to visit the species page. There is considerable controversy in the classification of aphids, with conservative classifications recognizing as many as 24 subfamilies within a single family Aphididae (see taxobox), and others elevating various subfamilies to establish as many as 9 other families within Aphidoidea in addition to Aphididae.. Citations (74): Harris, T.W. Morphology: Aphid adults are about 4-8 mm in length, with soft pear-like bodies that may be green (most common), yellow, brown, red, or black. (from Harefoot clover) - Flickr - S. Rae.jpg, Aphid sp. 2008. interested in participating in a survey for CABI International, pp.650. Review Article. Most aphids also have a tail-like protrusion, the cauda, placed above the rectal aperture; it probably produces alarm pheromones when the aphids are threatened by predators. and Raccah, B. Monitoring: Yellow-pan water traps are in common use. The Aphididae are a very large insect family in the aphid superfamily (Aphidoidea), of the order Hemiptera. Impact of certain corn cultivars on some ecological parameters of Rhopalosiphum maidis (Fitch) (Hemiptera: Aphididae). El-Ibrashy, M.T., El-Ziady, S. and Riad, A.A. 1972. Melon aphid has a very wide host range. Aphids as Crop Pesats. They are often green, but might be red or brown, as well. Encyclopedia of Entomology, pp 1070-1072. Applied Entomology and Zoology 45: 267â274. This family, with about 4,500 named species, is the largest in the superfamily Aphidoidea. Many species are attended by ants that collect their honeydew and protect them from natural enemies. The head, thorax, siphunculi, cauda and legs of alate females are black, the abdomen is blue-green. Annotated list of aphids (Aphidoidea) in Economic importance: This leaf aphid is a major pest of corn (maize) in Egypt, heavy infestations reducing its yields by >35%. The group includes the fluffy white woolly aphids . Zea mays infested with corn leaf aphid, Rhopalosiphum maidis. Cereal aphids and their biological control agents in Egypt. Gray, S.M., Bergstrom, G.C., Vaughan, R., Smith, D.M. Pentalonia nigronervosa Coquerel. Mescheloff, E. and Rosen, D. 1990. Common name: Aphids, plant lice. The Hebrew University of Jerusalem, This site is Swirski, E. and Amitai, S. 1999. A few species secrete a waxy whitish threads over their bodies. El-Heneidy, A. and Adly, D. 2012. Forecasting yield of corn, Israel Journal of Entomology 33: 1-120. Entomologia Experimentalis et Applicata 15: 166-174. style based on spf13 Insecta: Hemiptera: Sternorrhyncha: Aphidoidea: Aphididae Common name Mango aphid Host plants It is a polyphagous pest occurring on various shrubs and trees like cashew, jack, citrus and mango in east and southeast Asia. Scouting of corn plots should be initiated when tassels emerge.
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