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| Table 3. Effect of sodium chloride (mM) on pigments (ng/µg) in Paulownia imperialis at 15 and 30 days. Letters denote a statistically significant difference (P < 0.05) in levels of pigments at 15 and 30 days. Values not associated with the same letter are significantly different (P < 0.05). |
NaCl |
Chlorophyll a |
Chlorophyll b |
β-carotene |
Violaxanthin |
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Days |
Days |
Days |
Days |
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15 |
30 |
15 |
30 |
15 |
30 |
15 |
30 |
|
0 |
6.455a |
3.18a |
1.66a |
0.909a |
0.62ab |
0.177a |
0.398a |
0.149a |
20 |
4.766b |
1.5bc |
2.3a |
0.466b |
0.55ab |
0.129ab |
0.282b |
0.063b |
40 |
6.143ab |
1.54bc |
1.64a |
0.479ab |
0.74 a |
0.078bc |
0.372ab |
0.065b |
60 |
2.529c |
0.57bc |
0.75b |
0.248b |
0.25bc |
0.050bc |
0.143c |
0.02b |
80 |
2.27c |
0.09c |
0.77b |
0.051b |
0.24bc |
0.007c |
0.144c |
0.003b |
160 |
1.458c |
0.68c |
0.45b |
0.224b |
0.19c |
0.027c |
0.094c |
0.032b |
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