Vol. 10, Special Issue 7 (2021)

Author(s):
Rohit Kumar Dhurwey and Sonali Deole

Abstract:
The present experiment was carried out to evaluate the efficacy of different insecticides against, Sogatella furcifera on rice at the Research cum Instructional Farm, Indira Gandhi Krishi Vishwavidyalaya, Raipur (C.G.) during Kharif 2016-17. The result revealed that, the insecticides Buprofezin 25% SC @ 800 ml/ha (1.24) was best effective in reducing the population of white backed planthoppers followed by Imidacloprid 17.1% w/w SL @ 300 ml/ha (1.81), Thiamethoxam 25% WG @ 100 g/ha (2.01), Imidacloprid 17.1% w/w SL @ 250 ml/ha (2.16), Confidor 200 SL (Imidacloprid 17.8% w/w SL) @ 125 ml/ha (2.41) and Imidacloprid 17.1% w/w SL @ 200 ml/ha (2.59) were found effective in reduction of WBPH, respectively. The highest yield was obtained under treatment Buprofezin 25% SC @ 800 ml/ha (68.74 q/ha) which was followed by Thiamethoxam 25% WG @ 100 g/ha (66.06 q/ha) and Imidacloprid 17.1% w/w SL @ 300 ml/ha (62.05 q/ha). Furthermore, no phytotoxic effect was observed even in treatments imposed with imidacloprid 17.1% w/w SL @ 200 ml/ha, 300 ml/ha and 600 ml/ha.