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. 2017 Oct 21;68(20):5511–5525. doi: 10.1093/jxb/erx366

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© The Author 2017. Published by Oxford University Press on behalf of the Society for Experimental Biology.

This is an Open Access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted reuse, distribution, and reproduction in any medium, provided the original work is properly cited.

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Fig. 3. — Bar charts: the factors line, CO₂, N fertilization, and heat wave influencing the biomass traits canopy height, biomass of leaves, stems, ears, and aboveground biomass. Bars represent the mean across all other treatments and are means ±SE, n=48, significant differences according to four-way ANOVA, *P<0.05; **P<0.01, ***P<0.001. Line plots: significant interactions between the factors line:CO₂ and line:N fertilization; data points are means ±SE, n=24. (This figure is available in colour at JXB online.)