00566nam a2200133 a 450005000180000010000270001824501660004526000930021130000520030465000160035670000210037270000170039370000220041000aHC865.Z7 1981  akipkorir, B. E et al.,00aKerio Valley, past, present, and future :bproceedings of a seminar held in Nairobi at the Institute of African Studies, University of Nairobi, May 21-22, 1981 /  aNairobi, Kenya :bPublished for Institute of African Studies by Eleza Services,c[1981?]  axv, 172 p., [1] folded leaf of plates :bill. ; 0aAgriculture1 aKipkorir, B. E.,1 aSoper, R. C.1 aSsennyonga, J. W.