Informatics Publishing Limited

Manish Kumar ¹, Padma S. Vankar ², Neelam Yadav ³, Ranjana Yadav ⁴, Renu Yadav ⁵

Affiliations
1 Department of Chemistry, C.C.S. P.G. College, Heorna, Etawah (U.P.), IN
2 F.E.A.T. Lab-I.I.T., Kanpur (U.P.), IN
3 Department of Zoology, C.C.S. P.G. College, Heorna, Ethawah (U.P.), IN
4 N.D. College, Chhibramau (U.P.), IN
5 Department of Zoology, C.C.S. P.G. College, Heorna, Etawah (U.P.), IN

Abstract

Three neem based pesticides viz., Neem Plus, Neemark and Nimba at all the concentrations tested (0.5-2.5%) exhibited feeding effect on lemon butterfly, Papilio demoleus Linn., Feeding deterrency of neem based pesticides increased with increase in the concentration. Among the neem based pesticides tested, azadirachtin rich Neemark exhibited maximum efficacy followed by Nimba and Neem Plus.

Keywords

Papilio demoleus Larvae, Pesticides, Neem, Antifeeding, Azadirachtin.

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Manish Kumar ¹, Padma S. Vankar ², Neelam Yadav ³, Ranjana Yadav ⁴, Renu Yadav ³

Affiliations
1 Department of Chemistry, C.C.S. P.G. College, Heorna, Etawah (U.P.), IN
2 F.E.A.T. Lab-I.I.T., Kanpur (U.P.), IN
3 Department of Zoology, C.C.S. P.G. College, Heorna, Etawah (U.P.), IN
4 N.D. College, Chhibramau (U.P.), IN

Abstract

Laboratory studies on the antifeeding effect of azadirachtin on the Tobacco caterpillar, Spodoptera litura Fab. showed that neem based pesticide may be efficacious for the control of this insect. Based on the laboratory studies commercial neem pesticides, Nimba, Neemark and Neem Plus against Spodoptera litura Fab. Azadirachtin-rich Neemark proved very effective at deterring feeding of the Spodoptera litura.

Keywords

Neem, Azadirachtin, Pesticides, Spodoptera litura Fab., Neemark.

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