Conard, Henry S. <br/><br/>
The Backgrount of Plant Ecology 

 - Lowa  The Lowa State College Press 
 - 238 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecology, plants
<br/><br/><label>Dewey Class. No.: </label>581.5  / K45P