TY  - BOOK
AU  - Webster, George,
TI  - Nitrogen metabolism in plants
T2  - Harper reprint series in plant physiology
U1  - 581.13 
PY  - 1965///
CY  - New York
PB  - Harper & Row
KW  - FISIOLOGIA VEGETAL
KW  - NITROGENO
KW  - PLANTAS
ER  -