Mengel, Konrad. <br/><br/>
Principles of plant nutrition 

 - 3 ed. 
 - Bern :  International Potash Institute,  1982 
 - 655 p.  : ilus. ; gráfs 
<br/><br/><label>LCCN: </label>34435 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Plantas--Elementos minerales.<br/>Plantas--Nutrición.
<br/><br/><label>Dewey Class. No.: </label>581.13  / M4 1982