TY - BOOK AU - Gill, M. S TI - Proceedings of 9 International Congress the use of plastics in Agriculture 26th February-2nd March 1990 New Deih, India SN - 8120404971 U1 - 668.4 G 4101 U PY - 1990/// CY - New Delhi PB - Oxford&IBH Publishing KW - Plastics-Agriculture ER -