text London Duckworth and Co. 1899 Ing xii, 458 p.: ill.; 18 cm. George Massee CROPS PEST CONTROL BIOLOGICAL CONTROL 632(02) MAS t 632(02) MAS t INLIS000000000003821 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)