Either CO2 enrichment or nitrogen (N) application has effects to increase grain yield, as well as dry matter and N ac-cumulation in winter wheat (Triticum aestivum L.). To understand the effects and interaction of both factors on dry matter and N restored before anthesis and translocated from vegetative organs into grains, we carried out a pot experiment across two cropping seasons using wheat cultivars Xiaoyan 22 (2007–2008) and Xiaoyan 22 and Xiaoyan 6 (2008–2009). Wheat cultivars were grown in open top c...
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