BIO-EFFICACY OF SOME INSECTICIDES AGAINST APHID, HYADAPHIS CORIANDARI (DAS) ON FENNEL ( MILLER)
ZDR, Agriculture Research Station, Keshwana, Jalore, Agriculture University, Jodhpur
Author(s):
S.D. RATNOO, L.K. JAIN, K.C. AHIR AND H.P. PAREWA
Abstract:
The experiment was conducted at ARS Jalore during 2013-14, 2014-15 and 2015-16 to evaluate the bio-efficacy and economics of different insecticides against aphid, (Das) in Fennel, The study revealed that the treatment thiomethoxam 25 WG @ 100gm/ha was found most effective in controlling aphid in Fennel. Next effective treatments were acetamiprid 20 SP @ 100 gm /ha and imidacloprid 17.8 SL @150ml/ha. The B:C ratio of thiomethoxam 25 WG @ 100 gm/ha, acetamiprid 20 SP @ 100gm /ha and imidacloprid 17.8 SL @ 150ml/ha were14.32, 8.65 and 10.93,respectively