Formula

Cottonseed hull

Camellia oleifera shell

Rice bran

Lime

Gypsum

C/N

A1

73

5

20

1

1

26.82

A2

68

10

20

1

1

27.79

A3

58

20

20

1

1

30.06

A4

48

30

20

1

1

32.74

B1

73

5

20

1

1

26.15

B2

68

10

20

1

1

26.40

B3

58

20

20

1

1

26.88

B4

48

30

20

1

1

27.52

CK

78

0

20

1

1

25.94