Trotter, W. K. <br/><br/>
Solar energy for agriculture; review of research 

 - Washington, USDA. :  Economic, Statistics and Cooperative Service,  1979 
 - 26 p.  : ilus. 
 - ESCS-6/7 .
 - ESCS-6/7 .
<br/><br/><label>LCCN: </label>54602 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agricultura.<br/>Energía solar.