EVALUATION OF THE POWDER OF Piper guineense AND Pirimiphos-methyl FOR THE CONTROL OF COWPEA STORAGE WEEVILS (Callosobruchusmaculatus)

Authors: HASSAN QUDUS | Agriculture Crop Production and Horticulture Research 21 pages 6,592 words

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ABSTRACT

The insecticidal effects of Piper guineense and Pirimiphos-methyl was evaluated on cowpea. The treatments used were P. guineenseat 0.2, 0.4, 0.6, 0.8, and 1g as well as Pirimiphos-methyl at 0.1g per 20g of cowpea seeds, each laid out in Complete Randomized Design (CRD) in the laboratory. Results indicated that P. guineense at 1g   concentration   significantly   (P

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