Allen, Durward L <br/><br/>
Life of prairies and plains 

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 - McGraw-Hill book Co, Inc., NewYork  1967 
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<br/><br/><label>ISBN: </label>  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Grassland ecology
<br/><br/><label>Dewey Class. No.: </label>577.4  ALL-L