Second SADC-L and WMRP workshop on Agrometerlogical data analysis and interpretation 1992 Gaborone, Botswana, 27.10.11:92/SADC 

 - Gaborone  1992 
 - iii,273p.  30cm. 
<br/><br/><label>LC Class. No.: </label>EAF QC925.6.A1W67 1992