Johnson, Michael G. <br/><br/>
Seasonal variation and infiltration capacities of soils in western oregon / 
Michael G. Johnson and Robert L. Beschta 
 - Washington, D.C. :  United state government printing office,  [n.d.] 
 - 8 p. ;  28 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Soil conservation--United States
<br/><br/><label>Dewey Class. No.: </label>631.4773