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ARS Home » Plains Area » Fort Collins, Colorado » Center for Agricultural Resources Research » Rangeland Resources & Systems Research » People & Locations » Julie Kray

Julie Kray
Rangeland Resources & Systems Research
Biological Technician

Phone: (970) 492-7128
Fax: (970) 492-7160

2150 CENTRE AVENUE
1701 CENTRE AVENUE
FORT COLLINS, CO 80526

Publications (Clicking on the reprint icon Reprint Icon will take you to the publication reprint.)
Plant traits relate to precipitation sensitivity of species and communities in semi-arid shortgrass prairie - (Peer Reviewed Journal)
Traits link drought resistance with herbivore defense and plant economics in two semiarid grasslands: The central role of leaf dry matter content Reprint Icon - (Peer Reviewed Journal)
Blumenthal, D.M., Mueller, K., Kray, J.A., Ocheltree, T.W., Augustine, D.J., Wilcox, K.R. 2020. Traits link drought resistance with herbivore defense and plant economics in two semiarid grasslands: The central role of leaf dry matter content. Journal of Ecology. https://doi.org/10.1111/1365-2745.13454.
Identification of suites of traits that explains drought resistance and pheonological patterns of plants in a semi-arid grassland community Reprint Icon - (Peer Reviewed Journal)
Ocheltree, T.W., Muller, K.M., Chesus, K., Lecain, D.R., Kray, J.A., Blumenthal, D.M. 2020. Identification of suites of traits that explains drought resistance and pheonological patterns of plants in a semi-arid grassland community. Physiological Ecology. 192:55-66. https://doi.org/10.1007/s00442-019-04567-x.
Extending the osmometer method for assessing drought tolerance in herbaceous species Reprint Icon - (Peer Reviewed Journal)
Griffin-Nolan, R.J., Ocheltree, T.W., Mueller, K.E., Blumenthal, D.M., Kray, J.A., Knapp, A.K. 2019. Extending the osmometer method for assessing drought tolerance in herbaceous species. Oecologia. 189(2):353-363. https://doi.org/10.1007/s00442-019-04336-2.
Warming and elevated CO2 interact to alter seasonality and reduce variability of soil water in a semiarid grassland Reprint Icon - (Peer Reviewed Journal)
Blumenthal, D.M., Mueller, K., Kray, J.A., Lecain, D.R., Pendall, E., Duke, S.E., Zelikova, T.J., Dijkstra, F., Williams, D.G., Morgan, J.A. 2018. Warming and elevated CO2 interact to alter seasonality and reduce variability of soil water in a semiarid grassland. Ecosystems. doi:org/10.1007/s10021-018-0237-1.
Dormant season fire inhibits sixweeks fescue and enhances forage production in shortgrass steppe Reprint Icon - (Peer Reviewed Journal)
Dufek, N.A., Augustine, D.J., Blumenthal, D.M., Kray, J.A., Derner, J.D. 2018. Dormant season fire inhibits sixweeks fescue and enhances forage production in shortgrass steppe. Fire Ecology. 14(1):33-49. doi:10.4996/fireecology.140132048.
Cheatgrass is favored by warming but not CO2 enrichment in a semi-arid grassland - (Peer Reviewed Journal)
Blumenthal, D.M., Kray, J.A., Ortmans, W., Ziska, L.H., Pendall, E.P. 2016. Cheatgrass is favored by warming but not CO2 enrichment in a semi-arid grassland. Global Change Biology. 22:3026-3038. doi:10.111/gcb.13278.
Increased seed consumption by biological control weevil tempers positive CO2 effect on invasive plant (Centaurea diffusa) fitness - (Peer Reviewed Journal)
Reeves, J.L., Blumenthal, D.M., Kray, J.A., Derner, J.D. 2015. Increased seed consumption by biological control weevil tempers positive CO2 effect on invasive plant (Centaurea diffusa) fitness. Biological Control. 84:36-43.
Climate change, plant traits, and invasion in natural and agricultural ecosystems ()
Blumenthal, D.M., Kray, J.A. 2014. Climate change, plant traits, and invasion in natural and agricultural ecosystems. In: Ziska,L., Dukes, J.L.,editors. Invasive species and global climate change. Wallingford, UK: CABI Press. p.219-231.