Kjaerby, Finn <br/><br/>
Agricultural productivity and surplus production in Tanzania:   implications of villagization, fertilizers and mixed farming 
Finn Kjaerby 
 - Dar es Salaam:  University of Dar es Salaam,  1979. 
 - 43p. :  ill. ;  30 cm. 
<br/><br/> Includes bibliographical references 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agricultural productivity<br/> Tanzania
<br/><br/><label>LC Class. No.: </label>IRA H62.5.T3D3 No.79.3