Bio-efficacy of different biopesticides evaluated against aphids infesting coriander

A field experiment was conducted at Anand Agricultural University, Anand during Rabi season 2019-20 to assess the bio-efficacy of various biopesticides against aphids infesting coriander. Of the nine biopesticides evaluated against aphids infesting coriander, application of tobacco decoction was found the most effective followed by ginger rhizome extract and garlic bulb extract with coriander seed yield of 449, 437, and 420 kg/ha, respectively.