1. Practical Application of Azolla for Rice Production :
پدیدآورنده : edited by W.S. Silver, E.C. Schröder.
کتابخانه: Center and Library of Islamic Studies in European Languages (Qom)
موضوع : Azolla as fertilizer -- Congresses.,Azolla as fertilizer.,Rice -- Fertilizers -- Congresses.
رده :
S667
.
R5
E358
1984
