TY - BOOK AU - Aldrich,R.J. AU - Kremer,R.J. TI - Principles in weed management SN - 8186535225 (Indian Rpt.)) U1 - 632.5 PY - 1997/// CY - New Delhi PB - Panima Pub. Corp. KW - Weeds-control KW - Weeds KW - Weeds-Ecology ER -