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SYNERGISTIC QUALITIES OF SELECTED PLANT EXTRACTS ON POTENCY OF PYRETHRINS AGAINST THE MAIZE WEEVIL, SITOPHILUS ZEA-MAIS (MOTSCH.) (COLEOPTERA: CURCULIONIDAE)
(Chuka University, 2020-12)
Post-harvest losses of grains are a major hindrance to attainment of food security in Kenya due to infestation of coleopteran grain pests such as weevils. Although synthetic chemical insecticides are being used in their ...