Dryland crop production in Botswana  :a review of research, 1969-74 

 - Gaborone  :Agricultural Research Station  1974 
 - 77p.  :ill.  ;30cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Dryfarming<br/>Botswana
<br/><br/><label>LC Class. No.: </label>FOS SB110.B6D7