Ahn, C.Y Singh, I. <br/><br/>
The future of agriculture in southern Brazil: some policy projections with a dynamic regional model of the wheat region, Rio Grande do Sul (1970-1985) 

 - Columbus (USA):   1973.  
 - 46 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Desenvolvimento Agricola<br/>Economia Agricola<br/>Rio Grande do Sul