Lawrence, W. J. C. <br/><br/>
Practical plant breeding / 
by W. J. C. Lawrence ; with a foreword by Sir Daniel Hall 
 - rev. 3rd ed. 
 - London :  George Allen & Unwin,  [ Impression 1951]. 
 - 166 p. :  ill. ;  19 cm 
<br/><br/>Includes index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Plant breeding
<br/><br/><label>Dewey Class. No.: </label>631.53  / LAP 1951