00407nam a2200109Ia 4500008004100000020001500041040002900056050002700085100003200112245010300144260005000247230222s9999||||xx |||||||||||||| ||und||  a9966896635  cChuka University Library  aBSL HD 982 bF37 2001   aK. MUTUNGA AND W. CRITCHELY 0aFarmers' initiatives in land husbandry:promising  technologies for the drier areas of East Africa   aRegional  land management UnitbNairobic2001