TY - BOOK AU - K.S. Manjunatha AU - N.S. Bhat Department of Agricultural Entomology TI - Studies on insect host plant relationship with reference to Helicoverpa armigera (Hubner) (Lepidoptera : Noctuidae) on sunflower U1 - 630 PY - 2002/// CY - Bangalore PB - University of Agricultural Sciences ER -