Kanwar, J.S <br/><br/>
Fertilizer sulfur and food production 
/ by J.S. Kanwar, M.S. Mudahar 
. - London  : Martinus Nijhoff, 1986
. - XXI-247p.  ; 25cm. 
<br/><br/>Bibliogr. p.223-240 
<br/><br/><label>ISBN: </label>9024732433 
<br/><br/><label>Source: </label> Achat 
<br/><br/><label>Universal Decimal Class. No.: </label>631.45