Lockhart, J.A,R. <br/><br/>
Introduction to crop husbandry . 
J.A,R Lockhart, J.A 
 - Oxford   Pergamon press  1978 
<br/><br/><label>ISBN: </label>0080181155 
<br/><br/><label>Subjects--Topical Terms: </label><br/>1. Field Crops
<br/><br/><label>LC Class. No.: </label>SB 185 .L82 1975