Knight, R.L. <br/><br/>
The genesis of jassid resitance in cotton :   the genes H1 and H2 /  
by R.L. Knight. 
 - London :   Empire Cotton Growing Corporation,   1952. 
 - [47-66] p. :    ill., tables ;    20 cm. 
 - Research memoirs.   .
<br/><br/>Includes bibiographical references and index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cotton --Genetics.------<br/>Cotton --Diseases and pests.------
<br/><br/><label>Dewey Class. No.: </label>633.51062