text England CAB 1960 Technical Communication No. 51 eng vi, 156 p. : ills. ; 23 cm. by P.H. Nye and D.J. Greenland SOIL, TANAH SHIFTING CULTIVATION 631.4 NYE s 250709 20250709022702 INLIS000000000003804 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)