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2 不同盐处理对互花米草和芦苇初始量子效率的影响(平均值±标准误差, n = 3)

Table 2 Influence of different salt treatments on initial quantum yield 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	0.048 ± 0.004^a	0.050 ± 0.001^a	0.041 ± 0.000^a	0.038 ± 0.003^a	0.037 ± 0.001^a	0.036 ± 0.002^ab
1	0.047 ± 0.002^a	0.045 ± 0.002^ab	0.045 ± 0.000^ab	0.039 ± 0.001^a	0.026 ± 0.005^a	0.038 ± 0.002^ab
2	0.048 ± 0.004^a	0.040 ± 0.002^b	0.043 ± 0.003^ab	0.039 ± 0.004^a	0.028 ± 0.005^a	0.034 ± 0.003^a
3	0.054 ± 0.002^a	0.042 ± 0.003^ab	0.045 ± 0.003^ab	0.038 ± 0.003^a	0.030 ± 0.006^a	0.041 ± 0.001^b
4	0.050 ± 0.001^a	0.046 ± 0.003^ab	0.050 ± 0.003^b	0.037 ± 0.001^a	0.027 ± 0.006^a	0.038 ± 0.001^ab