Treatments

Leaf site

Aug. 13

Sep. 02

Difference

N1

The 1st leaf from the top

50.6 ± 1.6b

40.2 ± 1.8b

10.4 ± 1.21a

The 2nd leaf from the top

52.7 ± 1.2b

43.8 ± 1.4b

8.9 ± 0.83b

The3rd leaf from the top

54.8 ± 1.5a

47.5 ± 2.5a

7.3 ± 0.68b

The 4th leaf from the top

56.8 ± 1.3a

51.6 ± 4.1a

5.2 ± 0.49c

N2

The 1st leaf from the top

52.5 ± 1.8b

43.2 ± 1.9b

9.3 ± 0.91a

The 2nd leaf from the top

54.3 ± 2.8b

46.2 ± 3.2b

8.1 ± 0.79b

The3rd leaf from the top

54.6 ± 3.5a

49.6 ± 3.2a

5.0 ± 0.48c

The 4th leaf from the top

56.6 ± 0.8a

53.2 ± 2.4a

3.4 ± 0.28c

K1

The 1st leaf from the top

50.5 ± 2.2b

40.4 ± 2.0b

10.1 ± 1.12a

The 2nd leaf from the top

52.5 ± 1.6b

43.7 ± 2.3b

8.8 ± 0.84b

The3rd leaf from the top

54.8 ± 4.0a

47.6 ± 3.1a

7.2 ± 0.68b

The 4th leaf from the top

56.7 ± 1.5a

51.0 ± 3.2a

5.7 ± 0.55c

K2

The 1st leaf from the top

51.8 ± 2.2b

42.3 ± 1.6b

9.5 ± 0.86a

The 2nd leaf from the top

53.9 ± 2.4b

45.8 ± 1.8b

8.1 ± 0.91b

The3rd leaf from the top

56.5 ± 3.6a

49.6 ± 3.7a

6.9 ± 0.72b

The 4th leaf from the top

58.7 ± 3.8a

53.3 ± 3.5a

5.4 ± 0.61c