TY  - BOOK
AU  - Hewitt, E. J.
AU  - Smith, T. A.
TI  - Plant mineral nutrition
SN  - 034018498i
U1  - 575.76 
PY  - 1974///
CY  - London
PB  - The English universities
KW  - Plants--Nutrition
KW  - Nitrogen--Metabolism
ER  -