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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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| Tác giả khác: | |
| Định dạng: | Ph.D Thesis |
| Ngôn ngữ: | Undetermined |
| Được phát hành: |
Vellayani
Department of Agricultural Entomology, College of Agriculture
1989
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Kerala Agricultural University
| Số hiệu: |
632.6 HAR/CO |
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| Sao chép | Trạng thái trực tiếp không khả dụng |