Efficacy of newly Synthesized Pesticidal Chemical ‘4-[3-(4-Biphenyl)-1,6-Dihydro-6-Iminopyridazin-1-yl] Butyronitrile hydro Bromideon bean Aphid, Aphis craccivora Koch (Homoptera: aphididae). (2022). Bangladesh Journal of Zoology, 50(2), 261-272. https://doi.org/10.3329/bjz.v50i2.62058