Delorit, Richard J. (Richard John), 1921- <br/><br/>
Crop production / 
Delorit, Richard J. (Richard John), 1921- 
 - 768p. : ill. ; 24 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0131947532 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Field crops<br/>Agriculture<br/>Plants.
<br/><br/><label>Dewey Class. No.: </label>631.5