A Manual of crop experimentation / 
S.C. Pearce ... [et al.]. 
 - London :  New York :  C. Griffin ;  Oxford University Press,  1988. 
 - xi, 358 p. :  ill. ;  24 cm. 
<br/><br/><label>ISBN: </label>0195206312 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Crops
<br/><br/><label>LC Class. No.: </label>SB 51 Man