TY  - BOOK
AU  - RUSKIN, F. D.
TI  - Casuarinas: Nitrogen-Fixing Trees for Adverse Sites
T2  - Innovations in Tropical Reforestation
PY  - 1984///
CY  - Estados Unidos
PB  - National Academy Press 
KW  - ARBOLES
KW  - NITROGENO
ER  -