TY - BOOK AU - Chopra,V.L. AU - Singh,R.B. AU - Varma,Anupam ED - International Crop Science Congress ED - Indian Council of Agricultural Research. ED - National Academy of Agricultural Sciences. TI - Crop productivity and sustainability: shaping the future, proceedings of the 2nd International Crop Science Congress SN - 8120412125 U1 - 633.20202 22 PY - 1998/// CY - New Delhi PB - Oxford & IBH Pub. Co. KW - Crops KW - India KW - Congresses KW - Agriculture N1 - Includes bibliographical references and index N2 - Congress was held at New Delhi, India in 1996 ER -