Pest Management in Horticultural Ecosystems
  • Year: 2019
  • Volume: 25
  • Issue: 1

Anti-insect activities of solvent extracts of Andrographis paniculata on the Diamondback moth, Plutella xylostella (L.)

  • Author:
  • R. Sangavi1,, Y. S. Johnson Thangaraj Edward2, S. Jeyarajan Nelson2, M. Paramasivam2, C. Meenambigai3
  • Total Page Count: 6
  • Page Number: 63 to 68

1Ph. D. Scholar, Department of Agricultural Entomology, Navsari Agricultural University, Navsari, Gujarat, India

2Department of Agricultural Entomology, Tamil Nadu Agricultural University, Coimbatore, Tamil Nadu, India

3Ph. D Scholar, Department of Agricultural Entomology, Bidhan Chandra Krishi Viswavidyalaya, Nadia, West Bengal, India

*E-mail: sangavi.sabi@gmail.com

Online published on 27 November, 2019.

Abstract

Diamondback moth, Plutella xylostella (Linnaeus.) is a key pest on Brassicaceae crops causing severe yield loss worldwide. Insecticidal properties of the solvent extracts of Andrographis paniculata against diamondback moth were studied as an alternative to insecticides. Among the extracts tested, Cent percent mortality was observed in hexane extract of A. paniculata at 0.6 per cent concentration. Maximum of 65.00 and 90.00 per cent mortality was observed in ethanol and ethyl acetate extract at 0.6 per cent concentration respectively.

Keywords

Diamond back moth, plant extract, efficacy