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Fig. 4 | BMC Genomics

Fig. 4

From: Molecular and physiological mechanisms of tea (Camellia sinensis (L.) O. Kuntze) leaf and root in response to nitrogen deficiency

Fig. 4

Effects of N-deficiency on the contents of Chl a (A), Chl b (B), Chl a + b (C), polyphenols (E), L-theanine (F) and the ratio of Chl a/Chl b (D) in tea leaves. The means of data were separated by student’s t-test, and bars were represented by mean ± standard error (SE, n = 6). Different letters above the bars indicated significant difference at P < 0.05

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