TY  - GEN
AU  - Vijayalakshmi,K.
TI  - Heterotrophic nitrogen fixation in rice rhizosphere
KW  - Nitrogen fixation
KW  - Rice
KW  - Rhizosphere
KW  - Varieties
KW  - Azotobacter
KW  - Azospirillum
KW  - Bacillus
ER  -