Solar applications in agriculture / 
Robert N. Brewer ... [et al.]. 
 - Philadelphia, Pa. :  Franklin Institute Press,  c1981. 
 - 143 p. :  ill. ;  26 cm. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>0891680349  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Solar energy in agriculture.
<br/><br/><label>Dewey Class. No.: </label>631  / SOL 1981