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Major predators in rice ecosystems and their potential in rice pest management
Survey conducted in three heterogeneous rice ecosystems of Kerala viz., Kuttanadu rice fields of Alappuzha district with high load of pesticide, double cropped rice fields of Thiruvananthapuram district with moderate level of pesticide and Pokkali rice fields of Ernakulam district with no pestic...
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| 格式: | Ph.D Thesis |
| 語言: | Undetermined |
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Vellayani
Department of Agricultural Entomology, College of Agriculture
2003
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Kerala Agricultural University
| 索引號: |
632.6 PRE/MA |
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| 復印件 | Live Status Unavailable |