Fig. 4From: Nitrogen deficiency regulates premature senescence by modulating flag leaf function, ROS homeostasis, and intercellular sugar concentration in rice during grain fillingExpression profiles and temporal pattern of some key genes related to carbon and nitrogen assimilation as heat map; the expression of 18 genes was a profile in the flag leaves of psf and wildtype imposed to different N levels, at different three stages of grain fillingBack to article page