TY - BOOK AU - R.S. Singh TI - Plant diseases. Ed 7 SN - 81-204-0416-X U1 - 632 PY - 1998/// CY - New Delhi PB - Oxford & IBH Publishing Co KW - Plant Pathology N1 - R.S. Singh: Plant diseases. Ed 7. (7th Edition.) New Delhi. Oxford & IBH Publishing Co, 1998. 81-204-0416-X--(632SIN) ER -