text Oxford Black Well Scientific Publications 1958 Ing viii, 245 p.: ill.; + Index 22 cm. Preface by: H. G. Sanders WEED CONTROL 632.51 632.51 WEE INLIS000000000004104 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)