text London Collins 1957 Ind xiii, 237 p.: ill.; 21 cm. xiii, 237 p.: ill.; 21 cm. RUSSELL, E. John SOIL SCIENCES 631.4 631.4RUSw INLIS000000000011014 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)