Hayward, Geoff  <br/><br/>
Applied ecology 

 - Walton  Thomas Nelson and sons  1992 
 - x,230p.  28cm 
<br/><br/><label>ISBN: </label>017448187X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biology<br/>Effects of humans on ecology<br/>Specific factors affecting ecology<br/>Ecology
<br/><br/><label>Dewey Class. No.: </label>577.27  / HAY