Ecological Archives A025-045-A3
Jennifer C. Geib, James P. Strange, and Candace Galen. 2015. Bumble bee nest abundance, foraging distance, and host–plant reproduction: implications for management and conservation. Ecological Applications 25:768–778. http://dx.doi.org/10.1890/14-0151.1
Appendix C. Four ANOVA and ANCOVA tables for statistical analyses discussed in Results.
Table C1. ANOVA testing for differences in total estimated colony abundance (effective colony abundance, Nc) of Bombus species on Pennsylvania Mountain, CO. (A) test for variation in Nc among sites and among Bombus species, (B) test for variation in Nc among Bombus species and elevations, (C) Differences in Nc among Bombus tongue length groups and elevations.
|
Source |
df |
SS |
F Ratio |
Prob > F |
A) |
site |
3 |
5.37 |
1.37 |
.3135 |
|
species |
3 |
15.58 |
3.97 |
.0468 |
|
error |
9 |
11.77 |
|
|
B) |
species |
3 |
15.58 |
5.03 |
.0302 |
|
elevation |
1 |
3.77 |
3.65 |
.0924 |
|
species*elevation |
3 |
5.11 |
1.65 |
.2541 |
|
error |
8 |
8.26 |
|
|
C) |
tongue |
2 |
14.47 |
6.74 |
.0140 |
|
elevation |
1 |
4.65 |
4.33 |
.0642 |
|
tongue*elevation |
2 |
3.74 |
1.74 |
.2247 |
|
error |
10 |
10.74 |
|
|
Table C2. ANOVA for variation in (A) mean separation distance between sisters of each Bombus species and (B) mean foraging distance among Bombus species.
|
Source |
df |
SS |
F Ratio |
Prob > F |
A) Mean separation distance between sisters of each Bombus species |
|||||
|
species |
3 |
498941 |
4.86 |
0.0046 |
|
error |
54 |
1847680 |
|
|
B) Mean foraging distance among Bombus species |
|||||
|
species |
3 |
69299 |
4.20 |
0.0096 |
|
error |
54 |
296797 |
|
|
Table C3. ANCOVA testing for relationships between clover reproductive rates and (A-C) habitat-level nest abundance (Nc) of B. balteatus, and (D-F) clover reproductive rates and habitat-level summed Nc for all Bombus species.
|
Source |
df |
Type III SS |
F Ratio |
Prob > F |
|
|
Source |
df |
Type III SS |
F Ratio |
Prob > F |
A) Mean fruits/flower and B.balteatus Nc |
|
D) Mean fruits/flower and ΣNc |
||||||||||
Whole model |
|
|
|
|
|
Whole model |
|
|
|
|
||
|
Nc |
1 |
0.684 |
9.48 |
0.0023 |
|
|
ΣNc |
1 |
2.182 |
31.73 |
<.0001 |
|
plant species |
1 |
0.043 |
0.60 |
0.4404 |
|
|
plant species |
1 |
0.037 |
0.55 |
0.4607 |
|
Nc * plant species |
1 |
0.542 |
7.51 |
0.0065 |
|
|
ΣNc* plant species |
1 |
0.171 |
2.48 |
0.1162 |
|
error |
321 |
23.17 |
|
|
|
|
error |
321 |
22.08 |
|
|
T. dasyphyllum |
|
|
|
|
|
|
|
|
|
|
|
|
|
Nc |
1 |
0.004 |
0.06 |
0.8021 |
|
|
|
|
|
|
|
|
error |
156 |
9.968 |
|
|
|
|
|
|
|
|
|
T. parryi |
|
|
|
|
|
|
|
|
|
|
|
|
|
Nc |
1 |
1.260 |
15.76 |
0.0001 |
|
|
|
|
|
|
|
|
error |
165 |
13.21 |
|
|
|
|
|
|
|
|
|
B) Mean seeds/fruit and B.balteatus Nc |
|
E) Mean seeds/fruit and ΣNe |
||||||||||
Whole model |
|
|
|
|
|
Whole model |
|
|
|
|
||
|
Nc |
1 |
0.218 |
1.35 |
0.2462 |
|
|
ΣNc |
1 |
0.002 |
0.01 |
0.9139 |
|
plant species |
1 |
0.377 |
2.34 |
0.1273 |
|
|
plant species |
1 |
0.250 |
1.54 |
0.2149 |
|
Nc * plant species |
1 |
0.011 |
0.07 |
0.7984 |
|
|
ΣNc * plant species |
1 |
0.066 |
0.41 |
0.5229 |
|
error |
321 |
51.79 |
|
|
|
|
error |
321 |
51.95 |
|
|
C) Mean seeds/flower and B.balteatus Nc |
|
F) Mean seeds/flower and ΣNc |
||||||||||
Whole model |
|
|
|
|
|
Whole model |
|
|
|
|
||
|
Nc |
1 |
0.233 |
2.91 |
0.0889 |
|
|
ΣNc |
1 |
0.192 |
2.40 |
0.1221 |
|
plant species |
1 |
0.097 |
1.21 |
0.2722 |
|
|
plant species |
1 |
0.073 |
0.91 |
0.3409 |
|
Nc* plant species |
1 |
0.074 |
0.92 |
0.3380 |
|
|
ΣNc * plant species |
1 |
0.058 |
0.73 |
0.3944 |
|
error |
321 |
25.65 |
|
|
|
|
error |
321 |
25.71 |
|
|
Table C4. ANCOVA testing for relationships between clover reproductive rates and (A-C) habitat-level forager abundance (Ni) of B. balteatus, and (D-F) habitat-level summed Nifor all Bombus species.
|
Source |
df |
Type III SS |
F Ratio |
Prob > F |
|
|
Source |
df |
Type III SS |
F Ratio |
Prob > F |
A) Mean fruits/flower and B.balteatus Ni |
|
D) Mean fruits/flower and ΣNi |
||||||||||
Whole model |
|
|
|
|
|
Whole model |
|
|
|
|
||
|
Ni |
1 |
0.709 |
9.81 |
0.0019 |
|
|
ΣNi |
1 |
1.750 |
25.15 |
<.0001 |
|
plant species |
1 |
0.036 |
0.50 |
0.4812 |
|
|
plant species |
1 |
0.157 |
2.25 |
0.1343 |
|
Ni * plant species |
1 |
0.500 |
6.91 |
0.0090 |
|
|
ΣNi * plant species |
1 |
0.294 |
4.22 |
0.0407 |
|
error |
321 |
23.20 |
|
|
|
|
error |
321 |
22.34 |
|
|
T. dasyphyllum |
|
|
|
|
|
T. dasyphyllum |
|
|
|
|
||
|
Ni |
1 |
0.009 |
0.14 |
0.7087 |
|
|
ΣNi |
1 |
0.295 |
4.76 |
0.0307 |
|
error |
156 |
9.963 |
|
|
|
|
error |
156 |
9.677 |
|
|
T. parryi |
|
|
|
|
|
T. parryi |
|
|
|
|
|
|
|
Ni |
1 |
1.230 |
15.28 |
0.0001 |
|
|
ΣNi |
1 |
1.800 |
23.45 |
<.0001 |
|
error |
165 |
13.24 |
|
|
|
|
error |
165 |
12.67 |
|
|
B) Mean seeds/fruit and B.balteatus Ni |
|
E) Mean seeds/fruit and ΣNi |
||||||||||
Whole model |
|
|
|
|
|
Whole model |
|
|
|
|
||
|
Ni |
1 |
0.149 |
0.92 |
0.3378 |
|
|
ΣNi |
1 |
0.135 |
0.84 |
0.3603 |
|
plant species |
1 |
0.376 |
2.33 |
0.1281 |
|
|
plant species |
1 |
0.143 |
0.89 |
0.3465 |
|
Ni* plant species |
1 |
0.012 |
0.08 |
0.7829 |
|
|
ΣNi * plant species |
1 |
0.046 |
0.28 |
0.5954 |
|
error |
321 |
51.86 |
|
|
|
|
error |
321 |
51.83 |
|
|
C) Mean seeds/flower and B.balteatus Ni |
|
F) Mean seeds/flower and ΣNi |
||||||||||
Whole model |
|
|
|
|
|
Whole model |
|
|
|
|
||
|
Ni |
1 |
0.187 |
2.33 |
0.1275 |
|
|
ΣNi |
1 |
0.366 |
4.61 |
0.0326 |
|
plant species |
1 |
0.086 |
1.07 |
0.3023 |
|
|
plant species |
1 |
0.109 |
1.37 |
0.2424 |
|
Ni * plant species |
1 |
0.063 |
0.79 |
0.3748 |
|
|
ΣNi * plant species |
1 |
0.096 |
1.21 |
0.2727 |
|
error |
321 |
25.71 |
|
|
|
|
error |
321 |
25.49 |
|
|