EFFECT OF DIFFERENT FARMING SYSTEMS ON MANAGEMENT OF INSECT PESTS AND POPULATION OF NATURAL ENEMIES IN GROUNDNUT AND BLACKGRAMMadhurima Vinod, Sudhir Kamath K.V., Lakshmana and Sunil Kumar K.
Field studies were carried out at Seed Farm, ZAHRS Brahmavar, Udupi, Karnataka during summer 2019 on effect of different farming systems on insect pests and natural enemies in groundnut and blackgram. Three days after first spray in groundnut, Package of practice recorded significantly lowest number of aphids per 2 cm shoot length per plant (2.32) whereas, the highest number of aphids was observed in Farmerâs practice treatment (6.24 aphids per 2 cm shoot length per plant). The incidence of aphids on blackgram at three days after first spray revealed the lowest aphid count of 4.16 per 2 cm shoot length per plant in Package of practice, whereas, the highest in Farmerâs practice (13.16 aphids per 2 cm shoot length per plant). Significantly higher number of coccinellids in groundnut and blackgram was observed in Natural farming which was on par with Organic farming after both the sprays.