Year

Treatment

Gluten (%)

Protein (%)

P (%)

Zn (mg·kg⁻¹)

2020

Control

42.0

18.0

0.45

70.0

MES 25

41.5

18.1

0.47

74.5

MES 50

40.8

17.5

0.50

68.5

MES 100

41.5

17.6

0.46

71.0

MESZ 25

41.5

17.7

0.49

71.0

MESZ 50

41.9

17.9

0.48

76.0

MESZ 100

41.6

17.6

0.48

68.3

ZnSO₄

42.3

17.9

0.52

71.5

2021

Control

40.6

16.0

0.34

41.5

MES 25

40.1

15.8

0.36

43.0

MES 50

41.2

16.1

0.35

41.0

MES 100

39.4

15.7

0.36

38.8

MESZ 25

41.0

16.0

0.38

41.0

MESZ 50

40.1

15.8

0.33

30.8

MESZ 100

40.0

15.8

0.37

40.0

ZnSO₄

41.5

16.0

0.34

40.5

Mean crop year

2020

41.6

17.8

0.48

71.3

2021

40.5

15.9

0.35

39.6

F-test

Crop year (Y)

***

***

**

***

Treatment (T)

ns

*

ns

ns

(Y × T)

ns

*

ns

*

LSD values

LSD_0.05 (Y)

0.44

0.1

0.02

2.7

LSD_0.05 (T)

-

0.2

-

-

LSD_0.05 (Y × T)

-

0.3

-

7.5