TY - BOOK AU - Konard Mengel AU - Ernest A. Kirkby, TI - Principles of plant nutrition SN - 81-86535-12-8 U1 - 581.13 PY - 1996/// CY - New Delhi PB - Panima Publishing Corporation N1 - Konard Mengel & Ernest A. Kirkby: Principles of plant nutrition. (4th Edition.) New Delhi. Panima Publishing Corporation, 1996. 81-86535-12-8--(581.13MEN) ER -