Tisdale, Samuel L. <br/><br/>
Soil fertility and fertilizers/ 
Samuel L. Tisdale and Werner L. Nelson 
 - 2nd ed. 
 - London:  Macmillan,  c1966 
 - vi, 964 p.:  ill. charts;  23 cm. 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label> $ 13.50 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Fertilizers<br/>Soil productivity<br/>Soil fertility
<br/><br/><label>Dewey Class. No.: </label>631.8