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Control of Aphis craccivora Koch. with Fungal Pathogens and their Impact on the Natural Enemies of the Pest
Studies were made to collect information on the population fluctuation of pea aphid Aphis craccivora Koch. a regular pest of cowpea in relation to time of planting and stage of the crop. The population fluctuation of pea aphid in relation to the prevailing weather factors and the predators were als...
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| Другие авторы: | |
| Формат: | Ph.D Thesis |
| Язык: | Undetermined |
| Опубликовано: |
Vellayani
Department of Agricultural Entomology, College of Agriculture
1989
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Kerala Agricultural University
| Шифр: |
632.6 HAR/CO |
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| Копировать | Недоступно состояние Live" What does mean the status Live (working) |