Roger Kjelgren

• Kjelgren, R.K, (1992). Irrigation, water relations, and Crabapple growth in root control bags in a field nursery. Hortscience Proc. (Abstract) *
• Kjelgren, R.K, (1992). Water stress detection with foliage temperature for irrigation scheduling in nursery production. Hortscience Proc. (Abstract) *

Publications - Books & Book Chapters

Books

• Kjelgren, R.K, (2009). Landscaping on the new frontier: waterwise design for the Intermountain West.
• Kjelgren, R.K, (2003). Water Wise: Native plants for Intermountain Landscapes. USU Press. 256 pp. Logan, Utah *

Book Chapters

• Rupp, L.A, Kjelgren, R.K, (2006). Stewardship and the Concept of Yield in Landscape Water Conservation. Religious Studies Center, Brigham Young University
• Kjelgren, R.K, (2003). Maintaining Hydraulic Control Using Deep Rooted Tree Systems. In: Advances in Biochemical Engineering/Biotechnology, Vol. 78. Springer-Verlag,

* Has not been peer reviewed

Publications - Fact Sheets

* Has not been peer reviewed

Publications - Curriculum

* Has not been peer reviewed

Publications - Journal Articles

Academic Journal

• Kopp, K., Kjelgren, R.K, Urzagaste, P., Dai, X., Physiological and quality responses of turfgrass and ornamental plants to weather-based irrigation control. International Turfgrass Research Journal
• DeRose, J., Bekker, M., Allen, E., Buckley, B., Kjelgren, R.K, Rittenour, T.M, Wang, S., , (2015). A millennium-length reconstruction of Bear River stream flow using Utah Juniper. Journal Hydrology, 529, 524-534.
• Wensai, Z., Sun, Y., Kjelgren, R.K, Liu, X., , (2015). Response of stomatal density and bound gas exchange in leaves of maize to soil water deficit. Acta Physiologiae Plantarum, 37, 1704.
• H., F., Kjelgren, R.K, (2015). Response of Physiological Properties and Crop Water Productivity of Young Apple Tree to Water and Fertilizer. . Transactions Chinese Society Agricultural Machinery, 46, 77-87.
• Glenn, D.T, Endter-Wada, J.L, Kjelgren, R.K, Neale, C.M, (2015). Tools for Evaluating and Monitoring Effectiveness of Urban Landscape Water Conservation Interventions and Programs. Landscape and Urban Planning, 139, 82-93. doi: 10.1016/j.landurbplan.2015.03.002
• Matt, B., DeRose, J., B.B, Kjelgren, R.K, Gill , N., (2014). A 576-Year Weber River Streamflow Reconstruction from Tree Rings for Water Resource Risk Assessment in the Wasatch Front, Utah. American Water Resources Association 50, 1338-1348.
• Sriladda, C., Kjelgren, R.K, Kratsch, H., Tom, M., Steve, L., Shen, F., , (2014). Ecological adapation of the endemic Shepherdia rotundifolia to conditions in its Colorado Plateau Range. Western North American Naturalist , 74, 79-91.
• Leksungnoen, N., Kjelgren, R.K, Richard, B., Johnson, P.G, Cardon, G., Hawks, A., (2014). Salt tolerance of three tree species differing in native habitats and leaf traits. HortScience, 49, 1194-1200.
• Kjelgren, R.K, Benson, D., (2014). Tacit Diplomacy in Life Sciences: A Foundation for Science Diplomacy. Science and Diplomacy, AAAS, 2014:March
• Glenn, D.T, Endter-Wada, J.L, Kjelgren, R.K, , Tools for Evaluating and Monitoring Effectiveness of Urban Landscape Water Conservation Interventions and Programs. Landscape and Urban Planning
• Allen, E., Rittenour, T.M, DeRose, R., Bekker, M., Kjelgren, R.K, Buckley, B., (2013). A tree-ring based reconstruction of Logan River streamflow, northern Utah. . Water Resources Research , 49, 1-10.
• Sriladda, C., Kratsch, H., Larson, S., Kjelgren, R.K, (2012). Morphological and genetic variation among Sphaeralcea Species in a high desert environment. HortScience, 47:6, 715-720.
• Richards, M.R, Rupp, L.A, Kjelgren, R.K, Rasmussen, V., (2012). Selection and Budding Propagation of Native Bigtooth Maple for Water-conserving Landscapes. HortTechnology, 22, 669-676.
• Richards, M.R, Rupp, L.A, Kjelgren, R.K, Rasmussen, V., (2012). Selection and Budding Propagation of Native Bigtooth Maple for Water-conserving Landscapes. HortTechnology, 22, 669-676.
• Kjelgren, R.K, Hole, D.J, Johnson, P.G, (2012). Globally Engaging American Agriculture and Natural Resource Students through Service Learning Study Abroad. Journal of Developments in Sustainable Agriculture, 7:1, 14-22.
• Sun, H., Kopp, K., Kjelgren, R.K, (2012). Water efficient urban landscapes-Integrating different water use categorizations and plant types. HortScience, 47, 254-263.
• Farag, F., Neale, C.M, Kjelgren, R.K, Endter-Wada, J.L, (2011). Quantifying Urban Landscape Water Conservation Potential Using High Resolution Remote Sensing and GISconservation at the rural-urban interface using remote sensing and GIS. Photogrammeteric Engineering and Remote Sensing, 77, 1113-1122.
• Trisurat, Y., Shrestha, R., Kjelgren, R.K, (2011). Plant Species Vulnerability to Climate Change in Peninsular Thailand. J. Tropical Ecology, 31, 1106-1114.
• Rosenberg, D.E, Kopp, K., Kratsch, H., Rupp, L.A, Johnson, P.G, Kjelgren, R.K, (2011). Value Landscape Engineering: Identifying Costs, Water Use, Labor, and Impacts to Support Landscape Choice. Journal of the American Water Resources Association, 47:3, 635–649. doi: 10.1111/j.1752-1688.2011.00530.x
• Lowry, J.H, Ramsey, R., Kjelgren, R.K, , (2011). Predicting urban forest growth and its impact on residential landscape water demand in a semiarid urban environment. Urban Forests & Urban Greening, 10:3, 193-204.
• Valentin, K., Pierre, M., Kjelgren, R.K, Brice, S., (2010). Effect of moisture stress on leaf silicification of three tropical fodder species (Pennisetum purpureum, Panicum maximum Cv. C1, and P. maximum Jacq.) in Republic of Benin (West Africa). American-Eurasian J. Agriculture & Environmental Science, 8:5, 530-537.
• Kjelgren, R.K, (2009). Water deficit stress Responses of three herbaceous native Australian ornamental species. HortScience, 44, 1358-1365.
• Kjelgren, R.K, (2008). Nitrogen and media assessment for first-year pot-in-pot production of container and bare root liners in the Intermountain West. Journal Environmental Horticulture, 26, 247-252.
• Gunnell, J., Grossl, P., Kjelgren, R.K, (2008). Nitrogen and Substrate Assessment for Pot-in-pot Production in the Intermountain West.. Journal of Environmental Horticulture, Vol. 26 Num. 4:December, 247-252.
• Kjelgren, R.K, (2008). Urban green space, street tree and heritage large tree assessment in Bangkok, Thailand. Urban Forestry and Urban Greening, 7, 219-229.
• Kjelgren, R.K, (2008). Water use of four street tree species in Bangkok, Thailand. Acta Horticulturae, 792, 405-409.
• Kjelgren, R.K, (2008). Situational waste in landscape watering:residential and business water use in an urban Utah community. Journal American Water Resources Association, 44, 902-920.
• Kjelgren, R.K, (2007). Agricultural Experiment Station Faculty and Administrator Attitudes and Perceptions Regarding Placing Research Results on the World Wide Web .. HorTechnology, 17, 95-101.
• Kjelgren, R.K, (2007). Characterizing fertilizer and media pH requirements for greenhouse production of Intermountain West native herbaceous perennials.. Native Plant Journal, 8, 115-121.
• Kjelgren, R.K, (2007). Relative Salinity tolerance of Intermountain Western United States Native Herbaceous Perennials. HortScience, 42, 529-534.
• Kjelgren, R.K, (2006). Drought responses of six ornamental herbaceous perennials. Scientia Horticulturae, 109, 267-274.
• Kjelgren, R.K, (2006). Evaluating a Line Source Irrigation System for Determining Water Requirements of Herbaceous Perennials. J. Environmental Horticulture, 24, 225:229.
• Kjelgren, R.K, (2006). Pot-in-pot production of six Intermountain West native herbaceous perennial speices grown in containers. J. Environmental Horticulture, 24, 77-83.
• Kjelgren, R.K, (2006). Using thermal dissipation probes to estimate water loss of containerized landscape tree species. J. Environmental Horticulture, 24, 95-104.
• Stewart, R., Kjelgren, R.K, Johnson, P.G, Kuhns, M.R, (2005). Growth and water relations of littleleaf linden trees in irrigated buffalograss and Kentucky bluegrass. HortScience, 40:5, 1529-1533.
• Kjelgren, R.K, (2005). Competition between Linden shade trees and buffalograss and Kentucky bluegrass during establishment: turfgrass depletion threshold and rooting depth. HortScience, 40, 1529-1533.
• Kjelgren, R.K, (2005). Water use and stomatal behavior of sweetgum (Liquidambar styraciflua L.) relative to reference evaporation in three contrasting regions. Acta Horticulturae, 664, 353-360.
• Stewart, R., Kjelgren, R.K, Johnson, P.G, Kuhns, M.R, (2004). Soil-water-use characteristics of precision-irrigated buffalograss and Kentucky bluegrass. Online Applied Turfgrass Science, doi:10.109
• Brewer, H., Kjelgren, R.K, Johnson, P.G, (2004). A study of two methods of delivery computer aided diagnostic assistance for turfgrass problems on the web.. Issues in Information Systems, 5, 43-48.
• Kjelgren, R.K, (2004). Energy balance of six common landscape surfaces and the influence of surface properties on gas exchange of four containerized tree species.. Scientia Horticulturae, 100, 229-249.
• Kjelgren, R.K, (2004). Soil-water-use characteristics of precision-irrigated buffalograss and Kentucky bluegrass. Applied Turfgrass Science, doi:10.1094/ATS-2004-1118-01-RS
• Dewey, D.W, Johnson, P.G, Kjelgren, R.K, (2004). Species composition changes in a rooftop grass and wildflower meadow: Implications for designing successful mixtures.. Native Plants Journal, 5, 57-65.
• Kjelgren, R.K, (2004). Species composition changes in a rootop grass and wildflower meadow: Implication for designing successful mixtures. Native Plants J., 5, 56-65.
• Kjelgren, R.K, (2004). Water loss estimates for five recently transplanted landscape tree species in a semi-arid climate. J. Environ Hort., 22, 189-196.
• Montague, D.T, Kjelgren, R.K, Rupp, L.A, (2000). Surface energy balance affects gas exchange and growth of two transplanted landscape trees. J. Am. Soc. Hort. Sci., 125, 299-309.
• Kjelgren, R.K, Chapman, N., Rupp, L.A, (2000). Tree seedling establishment with protective shelters and irrigation scheduling in three naturalized landscapes in Utah. J. Environmental Horticulture, 18, 238-246.
• Kjelgren, R.K, (2000). Gas exchange and growth of transplanted, field-grown trees in an arid climate. HortScience, 35, 763-768.
• Kjelgren, R.K, (2000). Surface energy balance affects gas exchange and growth of two transplanted landscape trees. J. Am. Soc. Hort. Sci., 125, 299-309.
• Kjelgren, R.K, (2000). Tree seedling establishment with protective shelters and irrigation scheduling in three naturalized landscapes in Utah. J. Env. Hort., 18, 238-246..
• Kjelgren, R.K, (2000). Water conservation in urban landscapes.. HortScience, 35, 1037-1043.
• Kjelgren, R.K, (1999). Toxicity assessment of volatile organic compounds in poplar trees.. Int. J. Phytoremediation, 1, 17-Sep.
• Montague, D.T, Kjelgren, R.K, Rupp, L.A, (1998). Surface energy balance affects gas exchange and growth of two transplanted landscape trees. J. Arboricult., 24, 254-262.
• Kjelgren, R.K, (1998). In-ground fabric containers as an alternative nursery crop production system. .. HorTechnology, 8:159-163.
• Kjelgren, R.K, (1998). Surface energy balance affects gas exchange of three shrub species.. J. Arboricult., 24:254-262.
• Kjelgren, R.K, (1998). Urban Tree Transpiration Over Turf and Asphalt Surfaces. Atmospheric Environment, 32:35-41.
• Kjelgren, R.K, (1998). Using HortBase in education.. HorTechnology, 8:301-306.
• Kjelgren, R.K, Rupp, L.A, (1997). Establishment of Norway maple and green ash in treeshelters. I: Shelters reduce growth, water use, and hardiness, but not drought avoidance. HortScience, 32, 1281-1283.
• Kjelgren, R.K, Rupp, L.A, (1997). Establishment of Norway maple and green ash in treeshelters. II: Effect of shelter color on gas exchange and hardiness. HortScience, 32, 1284-1287.
• Rupp, L.A, Kjelgren, R.K, Ernstsen, J.A, Varga, W.A, (1997). Shearing and growth of five intermountain native shrub species. J. Environmental Horticulture, 15, 123-125.
• Kjelgren, R.K, Rupp, L.A, (1997). Treeshelters improve seedling establishment under herbaceous competition. Int. Soc. Arbor. J., 23:4, 131-135.
• Kjelgren, R.K, (1997). Effect of annual shearing on growth of five high desert shrubs. J. Env. Hort., 15, 123-125.
• Kjelgren, R.K, (1997). Establishment in Treeshelters I: Shelters Reduce Growth, Water Use, and Hardiness, but not Drought Avoidance. HortScience, 32:1281-1283.
• Kjelgren, R.K, (1997). Establishment in Treeshelters II: Effect of shelter color on gas exchange and hardiness. HortScience, 32:1284-1287.
• Kjelgren, R.K, (1997). Treeshelters improve seedling establishment under herbaceous competition.. Int. Soc. Arbor. J., 23:131-135.
• Kjelgren, R.K, (1996). Irrigation timing of tree landscape shrub species based on foliage temperature. Arboricultural J., 20:47-57.
• Kjelgren, R.K, (1995). Variable urban irradiance and shade acclimation in Norway maple street trees. J. Arboriculture 21:145-149
• Kjelgren, R.K, (1995). Variable urban irradiance and shade acclimation in Norway maple street trees. J. Arboriculture, 21:145-149.
• Kjelgren, R.K, (1994). Coppice growth and water relations of silver maple. Biomass and Bioenergy, 5:317-323.
• Kjelgren, R.K, (1994). Effect of irrigation on crabapple growth and water relations during field production with in-ground fabric containers. J. Environ. Hort., 100-103.
• Kjelgren, R.K, (1994). Establishment of six tree species on deep-tilled minesoil during reclamation. Forest Ecol. and Management, 68:273-280.
• Kjelgren, R.K, (1994). Establishment of white oak seedlings with three handling methods on deep-tilled minesoil during reclamation. J. Environ. Hort., 12, 96-99.
• Kjelgren, R.K, (1994). Growth and water relations of Kentucky coffee tree and silver maple following transplanting. J. Environ. Hort., 12 108-111.
• Kjelgren, R.K, (1994). Growth and water relations of Kentucky coffee tree in protective shelters during establishment. HortScience, 29:777-780.
• Kjelgren, R.K, (1994). Urban microclimates and growth of sweetgum street trees.. Arboriculture J., 18:401-417.
• Kjelgren, R.K, (1993). Water Relations of Liquidambar Styraciflua L. in an Urban Canyon. J. Arboriculture 19:266-270
• Kjelgren, R.K, (1992). Cambial electrical resistance does not assess vitality of individual sweetgum trees. J. Arboricult. 18:1-5
• Kjelgren, R.K, (1992). Microclimates and Tree Growth in Three Urban Spaces. J. Environ. Hort. 10:139-145
• Kjelgren, R.K, (1992). Photosynthesis and leaf morphology of Liquidambar styraciflua L. under variable urban radiant energy conditions. Int. J. Biometeorol. 36:165-171
• Kjelgren, R.K, (1990). Water and Urban Trees. J. Arboricult. 16:203-208
• Kjelgren, R.K, (1989). Conceptual Tree Planting. J. Arboricult. 15:229-236

Professional Journal

• Caron, M.S, Kjelgren, R.K, (2016). Growth and Water Use During Establishment of Irrigated Bare Root and Balled-Burlap Green Ash Transplanted Into a High Desert Landscape. HortScience, 51:9, 1188-1193.

Public or Trade Journal

• Kjelgren, R.K, (1995). Hedgerows use more water, but increase efficiency, profit in young walnuts. California Agri. 49:24-28 *
• Kjelgren, R.K, (1995). Irrigation and Crabapple Growth. Malus 9:17-22 *
• Kjelgren, R.K, (1993). Trees in Urban Microclimates. Tree Leaves, publication of the Rocky Mountain Chapter of the International Arboriculture, July *
• Kjelgren, R.K, (1993). Growth and water relations of Liquidambar styraciflua L in an urban park and plaza. Trees 7:195-201 *
• Kjelgren, R.K, (1992). Internships: The Untapped Resource. Amer. Nurseryman, Sept. 15. pp. 48-50 *

* Has not been peer reviewed

Publications - Literary Journal

* Has not been peer reviewed

Publications - MultiMedia

Other Media

* Has not been peer reviewed

Publications - Technical Reports

Research Reports

• Rupp, L.A, Kopp, K., Kjelgren, R.K, Johnson, P.G, Extension Water Initiative Interim Report - Center for Water Efficient Landscaping. *
• Rosenberg, D.E, Kopp, K., Kratsch, H., Rupp, , Johnson, , Kjelgren, R.K, (2010). Value Landscape Engineering Lifecycle Analysis Final Report & User's Guide to the Spreadsheet Program. Central Utah Water Conservancy District *
• Kjelgren, R.K, (1985). Water use requirements of pistachio trees and response to water stress. In, California Pistachio Industry 1984-1985 Annual Report *
• Kjelgren, R.K, (1984). Physiological Response of Pistachio to Severe Water Stress. In: California Pistachio Industry 1984-1985 Annual Report *

* Has not been peer reviewed

Publications - Translations & Transcripts

Publications - Other

Other

• Kjelgren, R.K, (1988). Urban microclimate effects on the growth and performance of Liquidambar styraciflua L.. Ph.D. Dissertation, University of Washington *
• Kjelgren, R.K, (1985). Improving low volume sprinkler perfonnance by acid injection. Soil and Water, No. 63 *
• Kjelgren, R.K, (1984). Fertilizer nitrogen use efficiency by winter wheat in the Willamette Valley. M.S. Thesis, Oregon State University *
• Kjelgren, R.K, (1983). Estimating soil water contents with the neutron probe-how important is a tight-fitting access tube. Soil and Water, No. 55 *

* Has not been peer reviewed

Scheduled Teaching

Extension

Graduate Students Mentored