Heady, Earl O. <br/><br/>
Agricultural and water policies and the environment :   an analysis of national alternatives in natural resource use, food supply capacity, and environmental quality / 
Earl O. Heady, Howard C. Madsen & Kenneth J. Nicol 
 - Ames :  Iowa State University ,  1972 
 - vii, 295p. :  ill. ;  30 cm.  
 - Photocopy of USAID Mf. No. PB-225 552 Iowa University, Rural development special series .
<br/><br/>Includes bibliographical references. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agricultural development<br/>Theses<br/>Mathematical models<br/>Water supply<br/>Agriculture and state<br/>Food supply
<br/><br/><label>Gov. Doc. Class. No.: </label>Th 630.89 HEA