Plant analysis and fertilizer problems IV 
Bould, C, Prevot, P And magness, J.R 
 - New York   W.F Humphrey  1964 
 - x,430p  Hbk 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Botanical chemistry--Congresses<br/>Fertilizers--Cogresses
<br/><br/><label>LC Class. No.: </label>QK861.P5 1964