Konrad Mengel <br/><br/>
Principles of plant nutrition. 4 Ed 

 - 4th Ed 
 - New Delhi  Paima Publishing Corporation  1987 
 - 686p 
<br/><br/>Konrad Mengel & Ernest A. Kirkby: Principles of plant nutrition. 4 Ed.  (4th Ed)  New Delhi.  Paima Publishing Corporation, 1987. 81-86535-12-8--(581.13MEN)   
<br/><br/><br/>ENGLISH 
<br/><br/><label>ISBN: </label>81-86535-12-8 
<br/><br/><label>Dewey Class. No.: </label>581.13  / MEN