TY - BOOK AU - Ginzburg,Lev R. TI - Assessing ecological risks of biotechnology T2 - Biotechnology series SN - 0409901997 AV - TP248.27.M53 A87 1991 U1 - 660/.62/0289 20 PY - 1991/// CY - Boston PB - Butterworth-Heinemann KW - Microbial biotechnology KW - Safety measures KW - Environmental aspects KW - Genetic engineering KW - Ecology N1 - Includes bibliographical references and index ER -