Table 5 Effects of experimental treatments on the photosynthetic parameters of Epimedium koreanum Nakai

CK

P1

2.35 ± 0.17^a

0.21 ± 0.01^a

3.47 ± 0.36^a

487.43 ± 16.94^a

6.42 ± 0.51^a

P2

4.39 ± 0.80^bc

0.53 ± 0.01^a

6.43 ± 0.37^a

507.56 ± 9.22^de

10.96 ± 0.93^d

P3

2.88 ± 0.38^c

0.43 ± 0.08^a

4.67 ± 0.30^c

731.71 ± 24.13^b

7.65 ± 0.47^d

P4

2.97 ± 0.60^bc

0.34 ± 0.07^abc

3.28 ± 0.03^b

807.24 ± 23.39^a

5.92 ± 0.39^c

P5

0.75 ± 0.19^d

0.23 ± 0.05^ab

2.42 ± 0.09^de

499.29 ± 14.67^a

2.21 ± 0.47^d

S₃

P1

2.38 ± 0.33^a

0.19 ± 0.01^a

3.43 ± 0.23^a

479.48 ± 11.09^a

6.67 ± 0.46^a

P2

2.97 ± 0.41^d

0.2 ± 0.05^bcd

2.60 ± 0.09^d

496.05 ± 20.99^e

13.27 ± 0.69^bc

P3

3.71 ± 0.41^bc

0.49 ± 0.04^a

6.75 ± 0.22^a

644.90 ± 8.51^c

6.84 ± 0.66^d

P4

4.85 ± 0.26^a

0.37 ± 0.03^ab

4.48 ± 0.19^a

743.21 ± 2.33^b

11.21 ± 0.73^a

P5

1.58 ± 0.31^c

0.23 ± 0.05^ab

2.35 ± 0.21^e

513.05 ± 21.52^a

7.28 ± 0.26^b

S₁₀

P1

2.38 ± 0.12^a

0.21 ± 0.01^a

3.49 ± 0.32^a

482.57 ± 16.81^a

6.68 ± 0.23^a

P2

4.04 ± 0.48 ^cd

0.26 ± 0.05^b

3.39 ± 0.14^b

538.71 ± 19.13 ^cd

13.17 ± 0.55^c

P3

4.93 ± 0.53^a

0.48 ± 0.09^a

5.71 ± 0.31^b

681.28 ± 24.47^c

10.33 ± 0.89^c

P4

2.33 ± 0.65^c

0.27 ± 0.05^bc

4.08 ± 0.33^a

803.85 ± 15.39^a

8.90 ± 0.51^b

P5

0.81 ± 0.11^d

0.19 ± 0.02^b

2.7 ± 0.10 ^cd

499.56 ± 17.28^a

3.39 ± 0.08^c