text New York The Devin-Adair 1949 Ing ix, 374 p.: ill.; Appendix; Index 22 cm. Lionel James Picton SOIL FERTILITY 631.81 631.81 PIC n INLIS000000000003951 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)