Wortmann, Charles S [ed.] <br/><br/>
intercropping  
Charles S [ed Wortmann 
 - Dar es Salaam   IDRC  1982 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Inter-Cropping
<br/><br/><label>LC Class. No.: </label>AFR  S  603.5 .W67