Plant analysis and fertilizer problems / 
edited by C. Bould, P. Prevot [and] J.R. Magness. 
 - East Lansing, MI :  American Society for Horticultural science,  1964. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Botanical chemistry -- Congresses.--Botanical chemistry -- Congresses.<br/>Fertilizers and manures -- Congresses.--Fertilizers and manures -- Congresses.