text Cambridge Cambridge University Press 1989 Ind vii, 312 p.: ill.; 23 cm. vii, 312 p.: ill.; 23 cm. Bibl. p. 292-295 Index p. 296-312 CROPS GENETIC ENGINEERINGS 575 575PLA ISBN 0-521-25966-5 INLIS000000000010837 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)