TY  - BOOK
AU  - Tamilnadu Agricultural University
TI  - Biological Nitrogen Fixation and Biogas Technology
U1  - 631.847 K12B 
PY  - 1992///
CY  - Ciombatore
PB  - TAU
KW  - BIOLOGICAL NITROGEN FIXATION
KW  - BIOGAS TECHNOLOGY
ER  -