EFFICACY OF INSECTICIDES AND BOTANICALS AGAINST BREVICORYNE BRASSICAE POPULATION ON CABBAGE

The investigation was conducted on the "Efficacy of insecticides and botanicals against Brevicoryne brassicae population on cabbage" at field of Vegetable Research and Demonstration Block, College of Horticulture, VCSG UUHF, Bharsar during 2018.Among the insecticides Imidacloprid 17.8% SL (0.0356%), Thiamethoxam 25% WG (0.0025%), Spinosad 45% SC (0.0144%) and Acetamiprid 20% SP (0.002%) were found effective against B. brassicae whereas, Novaluron 10% EC (0.0075%) was found least effective against the pest (i.e.57.15 and 19.12 per cent change over control at the end of 1 st and 2 nd spray, respectively).In botanicals Neem leaf extract + Cow urine (5%) was observed highly effective (i.e.32.29 and 8.59 per cent change over control at the end of 1 st and 2 nd spray, respectively) and Lantana leaf extract + Cow urine (5%) was observed least effective against B. brassicae (i.e.22.08 and 6.02 per cent change over control at 15 days after both spray, respectively).