Hocombe, S.D. A guide to chemical weed control in east african crops / S.D. Hoc ombe and R.J. Yates. - Nairobi : East African Literature Bureau, 1963. - 84 p. : ill. ; 20 cm. Subjects--Topical Terms: Weeds --Control.--Africa, East.----Crops --Control.--Africa, East.---- Dewey Class. No.: 632.954