Hewitt W B Ed. <br/><br/>
Plant health and quarantive in international transfer of genetic resources 

 - Cleveland  CRC           1977 
 - 346p.  cm. 
<br/><br/><label>Standard No.: </label>50748 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Seeds<br/>Botany
<br/><br/><label>Dewey Class. No.: </label>I,178:4-6, L7