TY  - BOOK
AU  - Webster, George C.
TI  - Nitrogen metabolism in plants
T2  - Harper Reprint Series in Plant Physiology
U1  - 631.46 
PY  - 1965///
CY  - New York
PB  - Harper and Row
KW  - Nitrógeno
KW  - Fijación
KW  - Metabolismo
KW  - Plantas
ER  -