Level of fertilization (kgN/ha)

Dry Matter

Organic Matter

F₁

F₂

F₃

F₄

Means

F₁

F₂

F₃

F₄

Means

0

83.74^b

82.16^a

83.79^a

81.62^a

82.83^b

89.39^b

86.22^a

86.21^b

83.01^a

86.21^b

100

81.48^ab

82.36^a

80.93^a

81.93^a

81.67^b

87.48^ab

86.68^a

83.61^ab

84.58^a

85.59^ab

200

78.96^a

74.58^a

78.27^a

80.08^a

77.97^a

85.45^a

81.65^a

80.27^a

83.06^a

82.61^a

SEM

0.71

1.59

1.10

1.10

0.83

0.63

1.68

0.85

0.74

0.67

p

0.005

0.056

0.107

0.795

0.022

0.017

0.137

0.039

0.656

0.046