Colloquium on Plant Analysis and Fertilizer Problems (4th, 1962: Brusssels, Belgium)   <br/><br/>
Plant analysis and fertilizer problems. Vol. 4  (Book) 

 - Washington, D.C.  American Society for Horticultural Science  1964 
 - 430 p.  23 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Botanical chemistry--Congresses Fertilizer--Congresses
<br/><br/><label>Universal Decimal Class. No.: </label>581.192:631.8 COL  / 13231