TY - BOOK AU - Gupta, O.P. TI - Modern Weed Management : : with Special Refernce to Agriculture in the Tropics and Subtropics SN - 8187167084 U1 - 632.58 PY - 1998/// CY - Bikaner : PB - Mrs. Saraswati KW - Agriculture. KW - Weed N1 - Includes bibliographical references and index ER -