TY - BOOK AU - Sen,David N. AU - Bohra,P.N. AU - Ashraf,N. TI - Ecological approaches to Indian weeds U1 - 632.51(54) S474E 19 PY - 1981/// CY - Jodhpur, India PB - Geobios International KW - Weeds KW - Ecology KW - India ER -