Appendix G. An ANOVA table of mixed-model analysis of the effect of cattle on plant reproduction for four species whose density was significantly lower in grazed sites.
ANOVA
Species
Year
Variable
Source
Numerator df
Denominator df
MS
F
P
Alstroemeria aurea
19992000
Fruits per flower
G
1
3
702279.0
6.08
0.0889
P
3
3
281560.0
2.30
0.2555
G × P
3
590
122221.0
7.69
<.0001
Seeds per fruit
G
1
3
28487.0
2.95
0.1835
P
3
3
5745.4
0.58
0.6672
G × P
3
152
9906.9
5.45
0.0014
Seeds per flower
G
1
3
27385.0
3.72
0.1480
P
3
3
8544.0
1.13
0.4599
G × P
3
152
7531.3
4.16
0.0073
20002001
Fruits per flower
G
1
3
3476925.0
3.42
0.1591
P
3
3
2144566.0
1.60
0.3540
G × P
3
990
1338633.0
25.17
<.0001
Seeds per fruit
G
1
3
3684123.0
10.52
0.0413
P
3
3
340750.0
0.77
0.5813
G × P
3
948
440771.0
6.25
0.0003
Seeds per flower
G
1
3
4703186.0
6.36
0.0824
P
3
3
1097257.0
1.14
0.4571
G × P
3
948
958522.0
14.48
<.0001
Aristotelia chilensis
19992000
Fruits per flower
G
1
2
2142.86
7.05
0.0963
P
2
2
942.16
3.19
0.2647
G × P
2
63
298.37
0.79
0.4580
20002001
Fruits per flower
G
1
3
3136.9
3.51
0.1321
P
3
3
6343.0
7.85
0.0622
G × P
3
160
808.0
0.35
0.7906
Seeds per fruit
G
1
3
124.4
0.01
0.9317
P
3
3
5636.8
0.38
0.7786
G × P
3
154
15003.0
8.09
<.0001
Seeds per flower
G
1
3
4014.3
1.13
0.3611
P
3
3
7206.9
1.99
0.2927
G × P
3
154
3615.9
1.77
0.1560
Cynanchum diemii
19992000
Fruits per flower
G
1
2
1732.5
3.05
0.2218
P
2
2
744.5
0.65
0.6050
G × P
2
63
1140.6
2.26
0.1124
20002001
Fruits per flower
G
1
2
319.4
0.20
0.6970
P
2
2
556.4
0.35
0.7420
G × P
2
65
1600.0
5.11
0.0087
Seeds per fruit
G
1
2
325.2
0.63
0.5100
P
2
2
132.9
0.25
0.7987
G × P
2
32
527.3
5.92
0.0065
Seeds per flower
G
1
2
21.3
0.19
0.7069
P
2
2
420.4
3.66
0.2147
G × P
2
32
114.9
1.04
0.3651
Ribes magellanicum
19992000
Fruits per flower
G
1
3
23.8
0.06
0.8179
P
3
3
298.8
0.75
0.5895
G × P
3
68
396.9
1.65
0.1865
20002001
Fruits per flower
G
1
3
243.7
2.73
0.1531
P
3
3
77.1
1.00
0.5000
G × P
3
61
77.1
0.50
0.6863
Notes: Tests were conducted on data ranks. Main effects of grazing (G) and pair (P) and their interaction (G × P) are given. P values <0.1 are in bold.