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. 2013 Feb 28;8(2):e57274. doi: 10.1371/journal.pone.0057274

Figure 2. Effects of dual-labeling methods on chlorophyll a (Chl-a), chlorophyll b (Chl-b), total chlorophyll content (Chl a+b) and carotenoids (Cx-c) contents in tobacco seedling.

Figure 2

*significant difference (α = 0.05, LSD) among treatments within the same variety. Error bars represent ±S.E.