The Biological Management of Soil Fertility:Proceedings of the Seventh Soil Biology and Fertility Programme African Network Meeting, Kampala,Uganda 11- 15 September 1999 The biological Management of Soil Fertility Gichuru, Mwenja text Nairobi, Kenya Tropical Soil Biology and fertility Programme(YSBF) c1999 monographic iv,53p.: Ill.; edited by Mwenja Gichuru Soil Biology Fertility Tropical S599.9.A3 B4 1999 </titleInfo> </relatedItem> <recordInfo> <recordContentSource authority="marcorg">UOEL</recordContentSource> <recordCreationDate encoding="marc">000</recordCreationDate> <recordChangeDate encoding="iso8601">20150612093402.0</recordChangeDate> </recordInfo> </mods>