Ormsby, Alison. <br/><br/>
The prairie / 
Alison Ormsby. 
 - New York :  Benchmark Books,  c1999. 
 - p. cm 
 - Ecosystems of North America .
<br/><br/>Includes bibliographical references (p. ) and index. 
<br/><br/> Examines the prairies of central North America, their ecosystems, and their responses to temperature, weather, and agriculture. 
<br/><br/><label>ISBN: </label>0761408975 (lib. bdg.) 
<br/><br/><label>LCCN: </label>97039444 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Prairie ecology--United States--Juvenile literature.<br/>Prairie ecology--Canada--Juvenile literature.<br/>Prairie ecology.<br/>Ecology.
<br/><br/><label>LC Class. No.: </label>QH104  / .O76 1999 
<br/><br/><label>Dewey Class. No.: </label>577.4/4/097