Walkey D G A <br/><br/>
Applied plant virology 

 -  1985 
 - p.  cm. 
<br/><br/> Bibliography 311-22p 
<br/><br/><label>Standard No.: </label>49871 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Plant virology<br/> Virology<br/>Botany
<br/><br/><label>Dewey Class. No.: </label>I:423, M5