Bear, Firman E.  1884-1967 <br/><br/>
Soils in relation to crop growth / 
by Firman E. Bear 
 - New York :  Reinhold Publishing Corporation,  1965 
 - 297 p. :  ill. ;  24 cm. 
<br/><br/>Includes indexes 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Soils<br/>Plant physiology