TY  - BOOK
AU  - Menna, Margaret E. Di.
TI  - The incidence of Azotobacter and of nitrogen-fixing Clostridia in some New Zealand soils
KW  - Azotobacter
KW  - Clostridium
N1  - Sobretiro de: New Zealand Journal of Agricultural Research 9(2):218-226, 1966
ER  -