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Enontekiön seutu
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cognitive science and artificial intelligence
Biological Nitrogen Fixation for the 21st Century Jr Enontekiön seutuNitrogen availability is one of the most critical factors that limits plant productivity. The largest reservoir of nitrogen is the atmosphere, but this gaseous molecular nitrogen only becomes available to plants through the biological nitrogen fixation process, which only prokaryotic cells have developed. The discovery that microbes were providing fixed nitrogen to legumes and the isolation of the first nitrogen fixing bacteria occured at the end the