TY  - BOOK
AU  - Mengel, K.
AU  - Kirkby, E. A.
TI  - Principles of Plant Nutrition / 
SN  - 8186535128
U1  - 581.13 
PY  - 1987///
CY  - .- New Delhi
PB  - : Panima Publishing Corporation
KW  - Pure Sciences
KW  - Botanical Sciences
KW  - Plant Nutrition
ER  -