Tisdale, Samuel L. <br/><br/>
Soil fertility and fertilizers 
Samuel L. Tisdale [and] Werner L. Nelson. 
 - 3d ed. 
 - New York  Macmillan  [1975] 
 - vii, 694 p.  illus. 
<br/><br/> 921003 
<br/><br/>Includes bibliographies. 
<br/><br/><label>ISBN: </label>0024208604 
<br/><br/><label>LCCN: </label>74000078 //r852 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Soil fertility.<br/>Crops--Nutrition.<br/>Fertilizers
<br/><br/><label>LC Class. No.: </label>S633  / .T66 1975 
<br/><br/><label>Dewey Class. No.: </label>631.4/2