Sucking insect pest in brinjal

The experiment was conducted in randomized block design with 7 treatments and 4 replications, to evaluate the performance of some botanical products against the sucking pest of brinjal. The treatment included Triazophos 40E.C. 0.04%, Neem oil 1 %, Achook 5 %, NSKE 5%, Karanj oil 1%, Eucalyptus oil 1% and an untreated control. Four spraying of each treatment were conducted starting 30 days after transplanting, at an interval of 15 days. Observation on population of sucking pests (aphids and jassids) was recorded before treatment and 3, 7 and 10 days after each spraying.

6p trinhthamhodang4 22-03-2020 9 1   Download

Relative efficacy of different biorational insecticides against major insect pest on brinjal was evaluated in field condition at the Horticulture Farm of Agricultural College and Research Institute, Killikulam, Thoothakudi during Kharif from July to October. The results showed that the two applications of Buprofesin 25SC (0.8 ml/lit) was found significantly most effective, which caused maximum population reduction of sucking insect pest of brinjal leaf hopper, 78.78, aphid, 81.24, and whitefly, 80.86 per cent. It was followed by Emamectin benzoate 5 WG (0.4 g/lit) with 74.27, 71.73 and 70.

7p nguathienthan2 26-12-2019 10 0   Download