Is N-feedback involved in the inhibition of nitrogen fixation in drought-stressed Medicago truncatula?

J Exp Bot · 2013 · PMC3528036 · PMID 23175536

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an increasing trendno p-value reported

The unique exception to this pattern was observed in nodules, where an increasing trend was found in the levels of Asn, Asp, Gln, and Glu ( Fig. 3 ) and their derived amino acids ( Fig. 4 ).

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