Article first published online: 20 FEB 2013
© 2013 The Authors. New Phytologist © 2013 New Phytologist Trust
Volume 198, Issue 2, pages 567–578, April 2013
How to Cite
Gaylord, M. L., Kolb, T. E., Pockman, W. T., Plaut, J. A., Yepez, E. A., Macalady, A. K., Pangle, R. E. and McDowell, N. G. (2013), Drought predisposes piñon–juniper woodlands to insect attacks and mortality. New Phytologist, 198: 567–578. doi: 10.1111/nph.12174
- Issue published online: 20 MAR 2013
- Article first published online: 20 FEB 2013
- Manuscript Accepted: 7 JAN 2013
- Manuscript Received: 2 NOV 2012
- National Institute of Climatic Change Research
- Department of Energy (DOE) Terrestrial Carbon Program
- Drought Impacts on Regional Ecosystems Network (DIREnet via NSF)
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Fig. S1 Scatter plots for the relationships between resin volume and piñon tree size, growth, and resin duct parameters.
Fig. S2 Scatter plot for the relationship between tree-ring growth and twig resin volume for piñon pine trees at the Sevilleta field site.
Fig. S3 Mean (SE) weight of juniper resin flow collected after phloem wounding on the main tree bole over a 24-h period at the Sevilleta, NM field site.
Table S1 Total precipitation, including supplemental irrigation, by treatment for plots during post-treatment years 2008–2010, at the Sevilleta, NM field site
Table S2 Mean ± SE predawn water potential (MPa) for juniper and piñon trees at the Sevilleta, NM field site during the growing season (May–September) in post-treatment years 2008–2010
Table S3 P value, df terms and F-test values for MANCOVA for the effects of treatment, date, and their interaction on piñon bole resin, piñon twig resin, carbon isotope ratio (δ13C) of piñon bole resin, δ13C of leaf sugars, and juniper bole resin for trees at the Sevilleta, NM field site
Table S4 P value, df terms and approximate F-test values for MANCOVA for the effect of the interaction of treatment and date on piñon resin duct characteristics from increment cores collected at the Sevilleta, NM field site
Table S5 P value, error df, and F ratio from ANCOVA for the effect of treatments and the pretreatment covariate on piñon resin duct characteristics from increment cores (n = 28–35) collected at the Sevilleta field site
Table S6 Comparison (ANOVA) of measured variables for piñon pine trees at the Sevilleta, NM field site successfully attacked or unattacked by piñon ips bark beetles (Ips confusus) during the study years (2008–2010)
Table S7 Comparison of predawn water potential measurements (Ψpd) for piñon pine trees successfully attacked and unattacked by piñon ips bark beetles (Ips confusus) at the Sevilleta, NM field site during the study years (2008–2010)
Table S8 Results of ANOVA for the effect of treatment on needle browning for juniper trees at the Sevilleta field site in New Mexico, USA (n = 60 yr−1) for post-treatment years 2008–2010