TY - BOOK AU - Witt,Steven C. TI - Biotechnology microbes and the enviroment SN - 0912005033 AV - QH442 W57 1990 PY - 1990/// CY - San Francisco, California PB - Center for Science Information, KW - Biotechnology KW - Bacteria N1 - Includes bibliographical references (p.201-206) and index ER -