Root-Zone CO₂ Concentration Affects Partitioning and Assimilation of Carbon in Oriental Melon Seedlings.

With the extension of the feeding time, the distributional proportion of 13 C in 13 C-0.2%, 13 C-0.5% and 13 C-1% treatments decreased in roots but increased in stems; the 13 C-0.2% treatment in leaves showed an increasing trend, while it showed a decreasing trend under 13 C-1% treatment.

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