Walkey, D. G. A. <br/><br/>
Applied plant virology / 
D. G. A. Walkey 
 - London :  Heinemann,  1985 
 - 329 p. :  ill, ;  24 cm. 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>0434922250 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Virus diseases of plants<br/>Plant viruses