Beets Willem C <br/><br/>
Multiple cropping and tropical farming systems 

 - London  Gower UK           1982 
 - xiv,156p.  cm. 
<br/><br/> Bib p. 146-52 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agricultural Geography
<br/><br/><label>Dewey Class. No.: </label>U672(J).192.N8, M2