Fig. 4From: Effects of free-air CO2 enrichment (FACE) and nitrogen (N) supply on N uptake and utilization of indica and japonica cultivars (Oryza sativa L.)The N allocation in four tissues of two cultivars (IIY084 and WYJ23) subjected to ambient (A) and elevated [CO2] (F) at none (0N) and normal N levels (NN) at three stages and the results of three-way ANOVA (type III) (different letters represent significant differences in each tissue among eight treatments at each sampling date according to LSD at 5% level)Back to article page