TY - BOOK ED - Society for General Microbiology TI - Microbes and biological productivity SN - 0521081122 : U1 - 576 PY - 1971/// CY - Cambridge PB - Published for the Society for General Microbiology at the University Press KW - Microorganisms KW - Biological productivity N1 - Twenty-first symposium of the Society for General Microbiology held at University College, London, April 1971; Includes bibliographies ER -