Ecological Archives E094-185-A2
Seth M. Munson, Esteban H. Muldavin, Jayne Belnap, Debra P. C. Peters, John P. Anderson, M. Hildegard Reiser, Kirsten Gallo, Alicia Melgoza-Castillo, Jeffrey E. Herrick, Tim A. Christiansen. 2013. Regional signatures of plant response to drought and elevated temperature across a desert ecosystem. Ecology 94:2030–2041. http://dx.doi.org/10.1890/12-1586.1
Appendix B (Table B1). Analysis of covariance (ANCOVA) results that relate the changes in cover of dominant plant species/functional types and climate variables by data set.
Model |
df |
F |
P |
|
Model |
df |
F |
P |
perennial grasses ~ summer precipitation (foothills) |
Larrea tridentata ~ summer precipitation |
|||||||
sumP |
1 |
6.639 |
< 0.01 |
sumP |
1 |
4.65 |
< 0.05 |
|
data set |
7 |
0.359 |
0.91 |
data set |
9 |
0.23 |
0.98 |
|
sumP × data set |
7 |
1.06 |
0.42 |
sumP × data set |
9 |
0.14 |
0.99 |
|
|
|
|||||||
perennial grasses ~ summer precipitation (uplands) |
Flourensia cernua ~ annual PMDI |
|||||||
sumP |
1 |
34.85 |
< 0.0001 |
ann_PMDI |
1 |
13.20 |
< 0.001 |
|
data set |
11 |
0.98 |
0.47 |
data set |
3 |
0.69 |
0.57 |
|
sumP × data set |
11 |
0.65 |
0.78 |
ann_PMDI × data set |
3 |
0.01 |
0.92 |
|
|
|
|||||||
woody vegetation ~ winter precipitation (uplands) |
Prosopis glandulosa ~ winter PMDI |
|||||||
winP |
1 |
46.45 |
< 0.0001 |
win_PMDI |
1 |
18.48 |
< 0.0001 |
|
data set |
11 |
0.52 |
0.76 |
data set |
6 |
0.21 |
0.97 |
|
winP × data set |
11 |
0.20 |
0.90 |
win_PMDI × data set |
6 |
0.40 |
0.85 |
|
|
|
|||||||
Bouteloua eriopoda ~ summer precipitation (logarithmic) |
Species richness ~ summer precipitation (logarithmic) |
|||||||
sumP |
1 |
29.01 |
< 0.0001 |
sumP |
1 |
105.77 |
< 0.0001 |
|
data set |
11 |
0.85 |
0.58 |
data set |
13 |
1.26 |
0.65 |
|
sumP × data set |
11 |
0.14 |
0.91 |
sumP × data set |
13 |
1.03 |
0.21 |
|
|
|
|||||||
Bouteloua gracilis ~ summer precipitation |
|
|||||||
sumP |
1 |
5.94 |
< 0.05 |
|
||||
data set |
2 |
0.16 |
0.86 |
|
||||
sumP × data set |
2 |
0.19 |
0.69 |
|
|
|
|
|
um = summer, win = winter, ann = annual, P = precipitation,
PMDI = Palmer modified drought index