TY  - BOOK
TI  - Microbes and biological productivity: Twenty first symposiyum of the society for general microbiology held at University college London, April 1971
T2  - Symposia of society for general microbiology 21
U1  - 579(06) 
PY  - 1971///
CY  - Cambridge
PB  - Cambridge University
KW  - Microbes
KW  - Microbial disease
KW  - Microbial productivity
KW  - Microbiology
KW  - Nitrogen fixation
ER  -