Soil fertility management in support of food security in Sub-Saharan Africa Food and Agriculture Organization text Rome FAO 2001 Ind ix, 55 p. : ill. ; 29 cm.-- ix, 55 p. : ill. ; 29 cm.-- Bibl.: p. 51-55 FOOD AND AGRICULTURE ORGANIZATION SOIL FERTILITY SOIL MANAGEMENT FOOD SECURITY AFRICA SOUTH OF SAHARA 631.452(1-926.8) FAO 631.452(1-926.8)FOOs ISBN 92-5-104563-1 INLIS000000000013005 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)