Black, C A  <br/><br/>
Soil-plant relationships  

 - New York:   John Wiley & Sons, Inc.,   1957 
 - 332p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture 
<br/><br/><label>Subjects--Index Terms: </label>Nitrogen Soil water  
<br/><br/><label>Universal Decimal Class. No.: </label>631.4  / J7