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1
Nitrogen fixation: global perspectives : proceedings of the 13th International Congress on Nitrogen fixation, Hamilton, Ontario, Canada, 2-7 July 2001
Published 2002“…International Congress on Nitrogen Fixation…”
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2
Nitrogen fixation: achievements and objectives : proceedings of the eighth International Congress on Nitrogen Fixation held at Knoxville, Tennesse, U.S.A. on 20-26 May, 1990
Published 1990“…International Congress on Nitrogen Fixation…”
Book
