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Table 1 Results (F value) of three-way ANOVAs with the main and interactive effects of nitrogen deposition (N), mowing (M), and functional group identity (G) on the concentrations (%) and stocks (g m−2) of crude protein, crude fat, and crude fiber in forage of a temperate meadow steppe

From: Mowing weakens the positive effects of nitrogen deposition on fundamental ecosystem service of grassland

 

Concentrations

Stocks

Source

[Crude protein]

[Crude fat]

[Crude fiber]

Crude protein

Crude fat

Crude fiber

N

35.38***

0.31

2.34

8.61**

8.89**

6.11*

M

0.01

1.82

1.50

3.72

2.37

3.77

G

224.24***

162.49***

100.88***

30.80***

82.70***

55.21***

N × M

1.44

3.29

0.03

2.70

1.22

2.57

N × G

0.29

1.49

0.82

6.07**

14.11**

8.12***

M × G

1.83

1.42

0.72

2.90*

0.92

1.66

N × M × G

2.62

1.56

2.36

0.94

1.21

1.37

  1. *P < 0.05
  2. **P < 0.01
  3. ***P < 0.001