TY - BOOK AU - Chaudhari, Vaibhavkumar Kanubhai , TI - Development of Economic Threshold Level and Quantifying Resistance Build Up in Leafhopper (Amrasca biguttula biguttula Ishida) on Cotton Under South Gujarat Condition PY - 2014/// CY - Navsari PB - Agricultural Entomology Dept., N. M. C. A. ER -