三种盐胁迫对互花米草和芦苇光合作用的影响

胡楚琦, 刘金珂, 王天弘, 王文琳, 卢山, 周长芳

Influence of three types of salt stress on photosynthesis in Spartina alterniflora and Phragmites australis

HU Chu-Qi,LIU Jin-Ke,WANG Tian-Hong,WANG Wen-Lin,LU Shan,ZHOU Chang-Fang

表5 不同盐处理对互花米草和芦苇暗适应下最大光化学效率的影响(平均值±标准误差, n = 3)

Table 5 Influence of different salt treatments on maximum quantum yield of PSII in Spartina alterniflora and Phragmites australis (mean ± SE, n = 3)

处理后天数 Day after treatment	互花米草 S. alterniflora			芦苇 P. australis
处理后天数 Day after treatment	Na₂SO₄	Na₂S	NaCl	Na₂SO₄	Na₂S	NaCl
0	0.810 ± 0.000^a	0.791 ± 0.011^a	0.786 ± 0.017^a	0.825 ± 0.009^a	0.797 ± 0.009^a	0.794 ± 0.006^a
1	0.796 ± 0.006^ab	0.806 ± 0.007^a	0.810 ± 0.001^a	0.809 ± 0.003^a	0.788 ± 0.034^a	0.811 ± 0.010^a
2	0.784 ± 0.008^b	0.783 ± 0.016^a	0.813 ± 0.005^a	0.823 ± 0.007^a	0.781 ± 0.043^a	0.808 ± 0.014^a
3	0.800 ± 0.005^ab	0.773 ± 0.012^a	0.809 ± 0.004^a	0.821 ± 0.006^a	0.816 ± 0.008^a	0.794 ± 0.027^a
4	0.795 ± 0.003^ab	0.798 ± 0.006^a	0.809 ± 0.003^a	0.814 ± 0.011^a	0.804 ± 0.020^a	0.812 ± 0.009^a