1. Current issues in symbiotic nitrogen fixation :proceedings of the 15th North American Symbiotic Nitrogen Fixation Conference, held at North Carolina, USA, August 13-17, 1995
Author:
Library: Central Library of Agricultural (Tehran)
Subject: $ANitrogen$BFixation -- Congresses
Classification :
QR
89
.
7
.
N67
1995
2. Current issues in symbiotic nitrogen fixation: proceedings of the 15th North American Symbiotic Nitrogen Fixation Conference, held at North Carolina, USA, August 13-17, 1995
Author: North American Conference on Symbiotic Nitrogen Fixation)51th :5991 :Raleigh, N.C.(, edited by G.H. Elkan and R.G. Upchurch
Library: Library and Documentation Center of Kurdistan University (Kurdistan)
Subject: ، Nitrogen- Fixation- Congresses
Classification :
QR
89
.
7
.
N67
1997
