Gregory, Peter J. <br/><br/>
Plant roots  growth, activity and interaction with soils 
Peter J. Gregory. 
 - Oxford  Blackwell  2006 
 - x, 318p.: ill.; 24cm. 
<br/><br/><label>ISBN: </label>1405119063 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Roots (Botany).
<br/><br/><label>Dewey Class. No.: </label>581.10428  / G80P