Edited by MJ. Kropt ; H. Van Laur text Los Banos IRRI 1993 ind "ix, 274 p. ; 24 cm" WEED-CROP ISBN 971-22-0038-8 632.51 220516 20220516130121.0 INLIS000000000000471 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)