Recycling of plant nutrients from industrial processes  : proceedings 
/ 10th International CIEC [International Scientific Centre of Fertilizerss] sympsium, 1996, December 9-11 ; [ed. by] E. Schnug, I. Szobolcs 
. - Braunschweig ;  Budapest ;  Vienna  : International Scientific Centre of Fertilizers ;Braunschweig  : Institute of Plant Nutrition and Soil Science, Federal Agricultural Research Center, 1997
. - 304 p.  ; 24 cm. 
<br/><br/><label>Source: </label> Don 
<br/><br/><label>Universal Decimal Class. No.: </label>631.811.