Guidelines for development agents on soil conservation in Ethiopia / 
Ministry of Agriculture. 
 - [s.l.] :  Ministry of Agriculture, Ethiopia,   1986. 
 - viii, 100 p. :  ill. ;   23 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Soil conservation--Africa
<br/><br/><label>Dewey Class. No.: </label>631.450963