Hinga, G.Nandwa, S.W.Onyango, J.W.Muchena, F.N.Gachene, C.K.K.Qureshi, J.N.Oduor, P.O.S.Owuor, J.O.Milikau, R.L.Wamae, D.K.Mwangi, B.,Wataka, S.Kibe, J.M.Kibe, J.2015-09-222015-09-221987Hinga, G., Nandwa, S. W., Onyango, J. W., Muchena, F. N., Gachene, C. K. K., Kibe, J. M., Qureshi, J. N., Oduor, P. O. S., Owuor, J. O., Milikau, R. L., Wamae, D. K., Mwangi, B., Wataka, S. (1987). Description of the First Priority Sites in the Various Districts. Ministry of Agriculture. Nairobi. p.37http://kalroerepository.kalro.org/handle/0/13310The centre of Machakos District consists mainly of hills and small plateaus, rising to 1800-2100 m, surrounded by a large plateau, elevated to about 1700 m in the west and sloping down to 700 m in the south-east. This undulating peneplain is broken by isolated mountains such as 01 Donyo Sabuk in the north-west, by the volcanic outflow of the Yatta Plateau in the east, and by a range of volcanic ashes, the Chyulu Hills in the south-westenhttp://creativecommons.org/licenses/by/3.0/Book185Soil surveysSoil sciencesData processingAgrochemicals