TY - BK AU - Oluoch Kosura,Willis TI - An economic analysis of alternative methods of land preparation in Western Province, Kenya U1 - 85-011952 PY - 1983/// KW - Kenya KW - Soil cultivation and cropping systems N1 - ill., maps. Bibliography: p. 68-71. "September 1983". Originally presented as the author' s thesis (doctoral-Cornell University) T2 - Cornell international agriculture mimeograph (USA). no. 103 Ithaca, N.Y. (USA). Dept. of Agricultural Economics, New York State College of Agriculture and Life Sciences, Cornell University. 1983. 71 p ER -