Stoskopf, C. Neal <br/><br/>
Understanding crop production/ 
Neal C. Stoskopf 
 - Virginia:  Reston publishing company,  1981. 
 - xiv,433p.;  ill.: 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>0835980278 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Crop production
<br/><br/><label>LC Class. No.: </label>SB91 .S75 1981