Allard, R. W.  1919- <br/><br/>
Principles of plant breeding / 
R. W. Allard. 
 - New York :  John Wiley & Sons,  1960. 
 - 485 p. ;  23 cm. 
<br/><br/><label>ISBN: </label>0471023159 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Plant--Breeding.