Nitrogen Stress Affects the Turnover and Size of Nitrogen Pools Supplying Leaf Growth in a Grass

The effect of nitrogen (N) stress on the pool system supplying currently assimilated and (re)mobilized N for leaf growth of a grass was explored by dynamic 15 N labeling, assessment of total and labeled N import into leaf growth zones, and compartmental analysis of the label import data. Perennial r...

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