TY  - GEN
AU  - Indian Society of Soil Science
TI  - Proceedings: Non-Symbiotic Nitrogen fixation and organic matter in the tropics
PY  - 1981///
CY  - New Delhi
PB  - Indian Society of Soil Science
KW  - Soil Science
KW  - Destrification
N1  - Vol. 4 : Destrification and soils policy
ER  -