1. Allelochemicals :
پدیدآورنده : George R. Waller, editor.
کتابخانه: Center and Library of Islamic Studies in European Languages (Qom)
موضوع : Agriculture, Congresses.,Allelopathic agents-- Industrial applications, Congresses.,Allelopathic agents, Congresses.,Allelopathy, Congresses.,Forests and forestry, Congresses.
رده :
QK898
.
A43
A45
1987
2. Humic and fulvic acids :
پدیدآورنده : Jeffrey S. Gaffney, editor, Nancy A. Marley, editor, Sue B. Clark, editor
کتابخانه: Center and Library of Islamic Studies in European Languages (Qom)
موضوع : Fulvic acids, Congresses,Humic acid, Congresses
رده :
QD341
.
A2
H852
1996
