Ecological Archives E093-047-A6

Michelle H. Hersh, Rytas Vilgalys, and James S. Clark. 2012. The network of host–pathogen interactions: evaluating the impacts of multiple generalist fungal pathogens on tree seedling survival. Ecology 93:511–520.

Appendix F. Posterior median parameter estimates and 95% credible intervals for incidence probabilities and covariate effects on incidence (Table F1), infection probabilities (Table F2), detection probabilities (Table F3), and covariate effects on survival (Table F4).

TABLE F1. Incidence probabilities.

Fungus Parameter Median estimate
(95% credible intervals)
COLA intercept -0.33 (-1.10, -0.02)
COLA soil moisture coefficient 17.77 (11.69, 19.86)
CYLI intercept -0.93 (-2.19, -0.08)
CYLI soil moisture coefficient 15.26 (6.00, 19.73)
PHMA intercept -2.24 (-4.07, -0.42)
PHMA soil moisture coefficient 11.15 (0.79, 19.47)
PHMB intercept -1.95 (-3.29, -0.31)
PHMB soil moisture coefficient 14.69 (3.39, 19.69)
PHMD intercept -1.91 (-3.24, -0.26)
PHMD soil moisture coefficient 15.75 (4.11, 19.77)

TABLE F2. Infection probabilities.

Host Fungus Median infection probability
(95% credible intervals)
A. barbatum COLA 0.72 (0.55, 0.86)
A. barbatum CYLI 0.28 (0.14, 0.48)
A. barbatum PHMA 0.18 (0.02, 0.64)
A. barbatum PHMB 0.15 (0.03, 0.38)
A. barbatum PHMD 0.22 (0.06, 0.55)
D. virginiana COLA 0.34 (0.17, 0.56)
D. virginiana CYLI 0.43 (0.21, 0.70)
D. virginiana PHMA 0.15 (0.02, 0.45)
D. virginiana PHMB 0.17 (0.04, 0.40)
D. virginiana PHMD 0.42 (0.18, 0.74)
L. styraciflua COLA 0.24 (0.13, 0.38)
L. styraciflua CYLI 0.23 (0.12, 0.38)
L. styraciflua PHMA 0.22 (0.06, 0.51)
L. styraciflua PHMB 0.49 (0.29, 0.71)
L. styraciflua PHMD 0.16 (0.06, 0.34)
N. sylvatica COLA 0.39 (0.26, 0.55)
N. sylvatica CYLI 0.32 (0.17, 0.51)
N. sylvatica PHMA 0.15 (0.03, 0.41)
N. sylvatica PHMB 0.23 (0.09, 0.46)
N. sylvatica PHMD 0.14 (0.04, 0.31)
P. taeda COLA 0.31 (0.18, 0.47)
P. taeda CYLI 0.30 (0.16, 0.48)
P. taeda PHMA 0.09 (0.01, 0.32)
P. taeda PHMB 0.06 (0.01, 0.20)
P. taeda PHMD 0.09 (0.02, 0.25)

TABLE F3. Detection probabilities.

Fungus Median detection probability
(95% credible intervals)
COLA 0.40 (0.37, 0.43)
CYLI 0.40 (0.37, 0.44)
PHMA 0.46 (0.42, 0.50)
PHMB 0.44 (0.41, 0.48)
PHMD 0.42 (0.38, 0.45)

TABLE F4. Covariate effects on seedling survival.

Host Parameter Median estimate
(95% credible intervals)
A. barbatum light coefficient 1.45 (0.10, 4.32)
D. virginiana light coefficient 1.54 (0.08, 4.69)
L. styraciflua light coefficient 2.15 (0.19, 5.31)
N. sylvatica light coefficient 1.63 (0.10, 4.69)
P. taeda light coefficient 4.11 (0.77, 7.64)
A. barbatum soil moisture coefficient 1.99 (0.15, 5.26)
D. virginiana soil moisture coefficient 1.14 (0.06, 3.85)
L. styraciflua soil moisture coefficient 1.69 (0.11, 4.83)
N. sylvatica soil moisture coefficient 1.56 (0.10, 4.58)
P. taeda soil moisture coefficient 1.40 (0.05, 4.61)

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