TY - GEN AU - GUPTA, O P TI - FUNDAMENTALS OF WEED SCIENCE : A TEXT BOOK U1 - 632.5 GUP/FU CY - JODHPUR, AGROBIOS KW - AQUATIC WEED MANAGEMENT KW - HERBICIDE SELECTIVITY KW - WEED CONTROL KW - WEED-CROP COMPETITION KW - WEEDS-CLASSIFICATION ER -