TY - GEN AU - Patel G A, Srivastava V K AU - Pichholiya K R TI - Estimation of pesticide demand: an evaluation of methodologies T2 - 97 U1 - 632. 950 42 PAT CY - Newdelhi, Oxford & IBH publishing company KW - Estimation-pesticides demand/pesticide consumption-mathematical analysis/pesticides import ER -