Indrani Dubey and BS Chandel

An laboratory experiment was conducted to test the insecticidal biopotency of verbanaceous leaves powder of Vitex negundo (Linn.) against pulse beetle, Callosobruchus maculatus Fabr. Infestation on Mungbean, Vigna radiata Linnaeus (Wilczek). Leaves powder of Vitex negundo (Linn.) as protectant of applied in different treatments after 30 days, 60 days and 90 days respectively. The data depicted from result obtained that the leaves powder of Vitex negundo when mixed with mungbean seeds at rate of 0.5 part, 1.0 part and 2.0 parts per 100 parts of Vigna radiata seeds(w/w), significantly protected them for at least 90 days by preventing the damage of mungbean seeds and checking build up of Callosobruchus maculatus Fabr. Population.

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