Kirway, T.N. <br/><br/>
Farming systems approaches   : training manual Volume I 

 - Dar es Salaam  : Ministry of Agriculture and Food Security,  2003 
 - 213p.  : ill.  ; 25cm. 
<br/><br/><label>ISBN: </label>9987-8970-2-9 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cropping systems, <br/>Crop yields, <br/>Developing countries, <br/>Agriculture
<br/><br/><label>LC Class. No.: </label>EAF QTO S540.A2T34F37