Jannik Boesen,  <br/><br/>
Sustainable agriculture in semi-arid Tanzania 

 - Dar es Salaam;  Dar-es-Salaam University Press,  1999 
 - 189p.:  ill.;  21cm. 
<br/><br/><label>ISBN: </label>9976-60-311-8 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Dry farming<br/> Semi-arid environment<br/> regions agriculture
<br/><br/><label>LC Class. No.: </label>EAF SB110.A37T34S8