ACANTHOSCELIDES OBTECTUS PDF

Phaseolus vulgaris and Acanthoscelides obtectus originated from Central America. But, outside equatorial America, where mature pods of wild or cultivated beans are present all the year in field, bean pods occur only during restricted periods of the year. In such regions, the bean bruchid exists as a domestic, man-dependent insect. Its ability to reproduce in stored seeds allows it to expand its range in anthropogenic habitats by developing alternatively in the field during the ripening time of pods, and during the rest of the year in stored seeds. Reproduction in the stores is allowed by the ability to oviposit in spite of suppression of the first sequencies of the original egg-laying behaviour, i.

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One or more of the features that are needed to show you the maps functionality are not available in the web browser that you are using. Larvae and pupae develop entirely within grain legumes. Adults emerge through a window cut in the testa, so heavy infestation can result in a large number of holed seeds, with adults moving across the stored commodity.

Good store hygiene plays an important role in limiting infestation by this species. The removal of infested residues from last season's harvest is essential. When small lots of beans are stored, daily turning of the storage container can significantly reduce infestation. Chemical Control Due to the variable regulations around de- registration of pesticides, we are for the moment not including any specific chemical control recommendations.

It has been recorded on a number of other legumes, including cowpeas in Mexico, chickpeas and Voandzeia subterranea, but it seldom attains pest status on these hosts. Pest Management Decision Guides Spanish. Plantwise Factsheets for Farmers English. Pest Management Decision Guides English. Muthambe, A. Pest Management Decision Guides Portuguese. External factsheets English. Cookies on Plantwise Knowledge Bank.

Close Find out more. Species Page. On this page:. Related treatment support. Prevention and control. For information on how to access the CPC, click here. Distribution You can pan and zoom the map. Unsupported Web Browser: One or more of the features that are needed to show you the maps functionality are not available in the web browser that you are using. Please consider upgrading your browser to the latest version or installing a new browser.

Cicer arietinum chickpea. Glycine max soyabean. Lathyrus sativus grasspea. Phaseolus beans. Phaseolus acutifolius tepary bean. Phaseolus coccineus runner bean. Phaseolus lunatus lima bean. Phaseolus vulgaris common bean. Pisum sativum pea. Vicia faba faba bean. Vigna unguiculata cowpea. Zea mays maize. Seeds - internal feeding. Cultural Control and Sanitary Methods Good store hygiene plays an important role in limiting infestation by this species. Bean weevil. Management of bean weevils with insecticides.

Ndhlovu, M. Bean bruchid. Bean weevil-Mozambique Muthambe, A. Show more factsheet.

FUJIFILM S8100FD MANUAL PDF

List of symptoms / signs

Like most websites we use cookies. This is to ensure that we give you the best experience possible. Continuing to use www. If you would like to, you can learn more about the cookies we use. One or more of the features that are needed to show you the maps functionality are not available in the web browser that you are using. Larvae and pupae develop entirely within grain legumes.

EL TESORO MAS GRANDE DEL MUNDO DE OG MANDINO PDF

EPPO Global Database

Class Insecta, order Coleoptera, family Bruchidae, genus Acanthoscelides. Biological group. Oligophagous pest of leguminous. Morphology and biology. The beetle body is ovoid, slightly convex, light or dark brown, with yellow-green golden hairs and longitudinal spots from above, light gray hairs from below. Its length varies from 2 to 5 mm. Dark brown short elytra do not cover abdominal end.

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