Christiansson, Carl <br/><br/>
Soil erosion and sedimentation in semi arid Tanzania: studies of environmental change and ecological imbalance 

 - Uppasala  Institute of African Studies  1981 
 - 208p.  23cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Soil erosion
<br/><br/><label>LC Class. No.: </label>IRA S625.T3C3