Halverson, Howard G. <br/><br/>
Soil temperatures under urban tress and asphalt / 
by Howard G. Halverson and Gordon M. Heisler 
 - Washington, D.C. :  U.S. Government Printing Office,  1981 
 - 6 p. ;  26 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Soil conservation--United States<br/>Water conservation--United States<br/>Conservation of natural resources--United States
<br/><br/><label>Dewey Class. No.: </label>333.730973