Parnell, F.R. <br/><br/>
Jassid resitance and hairiness of the cotton plant /    
by F.R. Parn ell, H.E. King and D.F. Ruston. 
 - London :   Empire Cotton Growing Corporation,   1949. 
 - [539-575] p. :    ill., tables ;    20 cm. 
 - Research memoirs.   .
<br/><br/>Includes bibiographical references and index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cotton --Diseases and pests --South Africa----<br/>Cotton growing --Diseases and pests --South Africa.----