Weaver, John E <br/><br/>
Plant ecology 

 - 2nd ed. 
 - New York  McGraw-Hill  1938 
 - xxii, 601p. : ill. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>PLANTS<br/>PLANT ECOLOGY
<br/><br/><label>LC Class. No.: </label>QK 901 Wea