1AICRP on Plant Parasitic Nematodes, Directorate of Research, Bidhan Chandra Krishi Viswavidyalaya, Nadia-741 235, W.B., India.
2Department of Agricultural EntomoLogy, Bidhan Chandra Krishi Viswavidyalaya, Nadia-741 235, W.B., India.
3AINP on Medicinal and Aromatic Plants, Regional Research Station, Uttar Banga Krishi Viswavidyalaya, Kalimpong-734 301, W.B., India.
*E-mail: roy_ento@rediffmail.com