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Vol. 10, Special Issue 10 (2021)

Relative toxicity of insecticides against various species of aphids

Author(s):
Udtewar PG, Bhede BV and Khandare AS
Abstract:
The studies were carried out at laboratory at Department of Agricultural Entomology, College of Agriculture, Vasantrao Naik Marathwada Krishi Vidyapeeth, Parbhani during 2020-21. Leaf dip bioassay method was conducted to study the relative toxicity of different insecticides against various species of aphids using IRAC Susceptibility Test Method 019 with some modifications. Commercial formulations of different insecticides used for bioassays comprised of Imidacloprid 17.8% SL, Thiamethoxam 25% WG, Acetamiprid 20% SP, Flonicomid 50% WG and Fipronil 5% SC. Serial dilutions as parts per million of active ingredients of the test insecticides were prepared using distilled water. Results shown that all the insecticides were more toxic to R.maidis followed by A. craccivora, L.erysimi, U. compositae, B. brassicae and A. gossypii.
Pages: 417-420  |  71 Views  7 Downloads
How to cite this article:
Udtewar PG, Bhede BV and Khandare AS. Relative toxicity of insecticides against various species of aphids. The Pharma Innovation Journal. 2021; 10(10S): 417-420.
The Pharma Innovation Journal