This is a preview. Log in through your library . Abstract Background and aim Symbiotic dinitrogen (N₂) fixation is the most important external N source in organic systems. Our objective was to compare ...

The regulation of the biological fixation of nitrogen in hydric stress conditions varies with the different species of legume plants studied. Nitrogen is the most abundant element in the terrestrial ...

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For histological investigations of biological tissues, i.e. anatomical studies under the microscope, samples are usually fixated to prevent them from decaying. Fixation is typically done by immersing ...

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The regulation of the biological fixation of nitrogen in hydric stress conditions varies with the different species of legume plants studied. This was the conclusion of Ruben Ladrera Fernández in his ...