International workshop on farming systems, 18-21 November, 1974  
/ International crops research institute for the semi-arid tropics  
 - Hyderabad:   International Crops Research Institute for the Semi-Arid Tropics,   1974 
 - viii, 548p.  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture 
<br/><br/><label>Subjects--Index Terms: </label>Climatological features  Crop production  
<br/><br/><label>Universal Decimal Class. No.: </label>I 631.15(082.2)   / L5