Browsing by Author "Gade Krishna Kumari"

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    Determination of phytotonic effect of insecticides on rice crop
    (Department of Agricultural Entomology, College of Agriculture, Vellayani, 1982) Gade Krishna Kumari; Mohan Das, N
    When applied at 15 DAS alone carbofuran at 0.5 kg ai/ha, phorate 1.25 kg ai/ha and monocrotophos and quinalphes at 0.25 kg ai/ha increased the yield significantly over control.Monocrotophos and quinalphes at 2 kg ai/ha wore found phytotoxic The higher doses of 4 kg ai/ha of carbofuran c and 10 kg al/ha of phorate were on par with the lower doses of the insecticides. This revealed the lower. dose were the maximum levels to which the plants in nursery could respond to the toxicants.