Leach J G <br/><br/>
Insect transmission plant diseases 
Leach J G 
 - New York       McGraw Hill         1940 
 - xviii, 615p.  cm. 
 - McGraw Hill Publication in the agricultural sciences .
<br/><br/> Appendix 563-583p. 
<br/><br/><label>Standard No.: </label>52285 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture
<br/><br/><label>Dewey Class. No.: </label>J:438, H0-;1