TY  - GEN
AU  - Rodriguez - Barrueio, C.
AU  - Subba Rao, N.S.
TI  - Symbiosis innitrogen - fixing trees
SN  - 8120407571
U1  - 582.160 524 82 SUB 
CY  - New Delhi, Oxford & IBH publishing co. pvt. ltd
KW  - Trees/ nitrogen - fixing trees
ER  -