1,721,103 research outputs found
Ultrastructural and Biochemical Observations on the Phycobilisomes and Phycobiliprotein Composition of Pterocladia capillacea (Gmel.) Born. et Thur.,Gelidiaceae, Rhodophyta.
No full textPreliminary report on two prokaryotic forms from a pink powder growing on Villa Adriana's (Tivoli) frescoes
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ULTRASTRUCTURE AND PIGMENT COMPOSITION OF THE PHOTOSYNTHETIC APPARATUS OF PTEROCLADIA PINNATA (HUDS.) PAPENFUSS (GELIDIACEAE, RHODOPHYTA).
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Biological nitrogen fixation
No full textIntroduction 1
Nitrogen-Fixing Organisms 2
Nitrogenase and Nitrogen Fixation 2
Ammonia Assimilation 4
Diazothrophic Bacteria – Plant Symbioses 4
Rhizobia–Legume Symbiosis 4
Frankia-Dicotyledon Symbiosis 6
Endophytic Diazotrophic Bacteria–Cereal Association 9
Nitrogen Fixation in Free-Living Cyanobacteria 9
Diazotrophic Cyanobacteria–Plant Symbioses 10
Anabaeana–Azolla Symbiosis 11
Cyanolichens 12
A Swift Ecological Overview of Biological Nitrogen Fixation in Terrestrial and Aquatic Ecosystems 1
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