nitrogen fixation

nitrogen fixation - Plant Nutrition Nitrogen Fixation 36.4...

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Plant Nutrition Nitrogen Fixation
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36.4 How Does Nitrogen Get from Air to Plant Cells? Earth’s atmosphere has lots of N 2 gas, but plants can’t use this nitrogen form. What type of bond is found in N 2 ?
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36.4 How Does Nitrogen Get from Air to Plant Cells? Nitrogen-fixing bacteria convert N 2 to ____________. What are other sources of nitrogen containing compounds?
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36.4 How Does Nitrogen Get from Air to Plant Cells? Several bacterial groups fix nitrogen, including cyanobacteria, and free-living soil bacteria. Other nitrogen fixers live in close association with plant roots. Ninety percent of fixed N is released to the plant, and amino acids are excreted into the soil.
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36.4 How Does Nitrogen Get from Air to Plant Cells? What do bacteria receive in return for supplying nitrogen to the plant? What is this type of relationship called?
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36.4 How Does Nitrogen Get from Air to Plant Cells? Rhizobium is associated with plants in the __________ family; peas, soybeans, clover, alfalfa, many tropical
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nitrogen fixation - Plant Nutrition Nitrogen Fixation 36.4...

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