Skip to main content

Paul Johnson

Profile Picture

Agricultural Experiment Station

Turfgrass Management/Genetics

Professor

Educational Background

PhD, Horticulture, (Related field: Plant breeding), University of Minnesota, 1995
Genetics and Physiology of Flowering in Selected Poa annua L
MS, Horticulture, University of Minnesota, 1991
Factors affecting seed set of Poa annua L. using an excised stem technique
BS, Horticulture, (Turfgrass Management; Science), Iowa State University, 1986


Biography

Dr. Johnson’s research specialization is in turfgrass ecology and genetics with emphasis on water conservation in Intermountain West landscapes.

Teaching Interests

My teaching has been focused towards sustainable turfgrass management and helping students learn about the unique environment we grow these plants in.

Research Interests

Breeding and genetics of Poa, Puccinellia, and native grasses. Also in the area of turfgrass ecology


Contact Information

Go toOffice Location: AGRS 344
DialPhone: 435-797-7039
SendEmail: paul.johnson@usu.edu

Awards

Award of Excellence, 2014

Western Extension Directors' Association

USU College of Agriculture Researcher of the Year, 2008

Certificate of Recognition for Research, 2001


  • Johnson, P.G, (1998). Selection and Inheritance of Low-Mowing Tolerance in Buffalograss. Annual Mtg., Abstract, American Society of Agronomy. p. 125 *
  • Johnson, P.G, (1997). Graduate training for future turfgrass scientists: Breeding and genetics. Graduate education symposium paper. Agron. Abst. p. 124 *
  • Johnson, P.G, (1997). Relatedness of Buffalograss Acessions Using DNA Markers. Agron. Abst. p. 128 *
  • Johnson, P.G, (1996). Analysis of Buffalograss Germplasm Using Flow Cytometry. Agron. Abst.. *
  • Johnson, P.G, (1995). Implications of flowering pattern to growth and culture of annual bluegrass (Poa annua L.). Agron. Abst. p. 157 *
  • Johnson, P.G, (1994). Inheritance of flowering pattern in Poa annua reptans (Hausskn.) and Poa annua annua (L.). Agron. Abst. p. 185 *
  • Johnson, P.G, (1993). Requirements for Flower Induction in Poa annua L., Agron. Abst. p. 159.. *
  • Johnson, P.G, (1992). Inheritance of Flowering Requirements in Poa annua L.. Agron. Abst. p. 171 *
  • Johnson, P.G, (1990). Factors affecting Poa annua L. seed set using an excised stem technique. Agron. Abst. p. 176 *

Publications - Books & Book Chapters

    Books

  • Riordan, T.P, Fei, S., Johnson, P.G, Read, P.E, (1997). Plant breeding, plant regeneration, and flow cytometry in buffalograss: Turfgrass Biotechnology: Cell and Molecular Genetic Approaches to Turfgrass Improvement. Ann Arbor Press
  • Book Chapters

  • Johnson, P.G, Rossi, F.S, Horgan, B.P, (2013). Sustainable Turfgrass Management in an increasingly urbanized world: Turfgrass. ASA/CSSA/SSSA Monograph
  • Johnson, P.G, (2004). Buffalograss. Warm-season grasses; ASA/CSSA/SSSA Monograph No. 45.

* 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

      • Joshi, A., Bushman, S., Pickett, B., Robbins, M., Staub, J., Johnson, P.G, (2016). Phylogenetic relationships among low ploidy Poa species using chloroplast sequences. Genome, doi: 10.1139/gen-2016-0110
      • Bushman, S., Wang, L., Dai, X., Joshi, A., Robins, J.G, Johnson, P.G, (2016). Responses of tolerant and susceptible Kentucky bluegrass germplasm to salt stress. Journal of the American Society of Horticultural Science, 141:5, 449-456. doi: 10.21273/JASHS03755-16
      • Bushman, S., Amundsen, K.L, Warnke, S.E, Robins, J.G, Johnson, P.G, (2016). Transcriptome Profiling of Kentucky bluegrass (Poa pratensis L.) Accessions in Response to Salt Stress. BMC Genomics, doi: DOI 10.1186/s12864-016-2379-x
      • Promchote, P., Wang, S., Johnson, P.G, (2016). Great Flood in Thailand: Climate Diagnostics and Implications from Climate Change. Journal of Climate, 29:1, 367-379.
      • 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.
      • Staub, J., Robbins, M., Ma, Y., Johnson, P.G, (2014). Phenotypic and genotypic analysis of U.S. native fine-leaved Festuca population reveals its potential use for low-input urban landscapes.. J. Amer. Soc. Hort. Sci., 139:6, 706-715.
      • Johnson, P.G, Dai, X., Gurgel, R., (2014). Growth of Bella bluegrass compared to a standard KBG blend and tall fescue.. Applied Turfgrass Science, 11:1, doi: 10.2134/ATS-2014-0018-BR
      • Johnson, P.G, Johnson, D.A, Connors, K.J, (2013). Evaluation of Chinese and Kyrgyzstan grass germplasm collections for maintenance of green cover under limited irrigation in western North America. International Turfgrass Society Research Journal, 12, 305-317.
      • Johnson, P.G, Johnson, D.A, Connors, K.J, (2013). Evaluation of Chinese and Kyrgyzstan grass germplasm collections for maintenance of green cover under limited irrigation in western North America. International Turfgrass Society Research Journal, 12, 305-317.
      • Bushman, S., Warnke, S.E, Amundsen, K.L, Combs, K.M, Johnson, P.G, (2013). Molecular markers highlight variation within and among Kentucky bluegrass varieties and accessions. Crop Science, 53, 2245-2254. doi: doi: 10.2135/cropsci2013.02.0110
      • Ma, Y., Staub, J.E, Robbins, M.D, Johnson, P.G, Larson, S.R, (2013). Phenotypic and genetic characterization of Kyrgyz fine-leaved Festuca valesiaca germplasm for use in semi-arid, low-maintenance turf applications. Genetic Resources and Crop Evolution, doi: DOI 10.1007/s10722-013-0025-x
      • Johnson, P.G, (2013). Priorities for turfgrass management and education to enhance urban sustainability worldwide. Journal of Developments in Sustainable Agriculture, 8, 1-9.
      • Takrattanasaran, N., Chanchareonsook, J., Johnson, P.G, Thongpae, S., Sarobol, E., (2013). Amelioration of Zn deficiency of corn in calcareous soils of Thailand: Zn sources and application methods. Journal of Plant Nutrition, 36, 1275-1286. doi: DOI: 10.1080/01904167.2013.784983
      • Bushman, S., Waldron, B.L, Robins, J., Bhattarai, K., Johnson, P.G, (2012). Summer percent green cover among Kentucky bluegrass (Poa pratensis L.) cultivars, accessions, and other Poa species managed under deficit irrigation.. Crop Science, 52:1, 400-407.
      • Johnson, P.G, Johnson, D.A, Connors, K.J, Evaluation of Chinese and Kyrgyzstan grass germplasm collections for maintenance of green cover under limited irrigation in western North America.. International Turfgrass Research Journal
      • Johnson, P.G, Johnson, D.A, Connors, K.J, Evaluation of Chinese and Kyrgyzstan grass germplasm collections for maintenance of green cover under limited irrigation in western North America.. International Turfgrass Research Journal
      • Johnson, P.G, Priorities for turfgrass management and education to enhance urban sustainability worldwide.. Journal of Developments in Sustainable Agriculture, 8
      • 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.
      • Johnson, P.G, Van Dyke, A., Hodgson, E., Murray, M., Kopp, K., Interest, Incentives, and Education Towards Organic Golf Course Management: A Study of Utah Golf Course Superintendents.. Applied Turfgrass Science, doi: 10.1094/ATS-2012-0320-01-TT
      • Slavens, M.R, Johnson, P.G, Bugbee, B.G, (2011). Irrigation Frequency Differentially Alters Vegetative Growth and Seed Head Development of L. Biotypes. Crop science, 51:1, 314–322.
      • 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
      • Kelley, A.M, Johnson, P.G, Waldron, B.L, Peel, M.D, (2009). A survey of apomixis and ploidy levels among Poa L. (Poaceae) using flow cytometry. Crop Science, 45, 1395-1402.
      • Van Dyke, A., Johnson, P.G, (2009). Buffalograss Tolerance to Post-Emergence Herbicides in the Intermountain West. Applied Turfgrass Science, (online), doi: 10.1094/ATS-2009-0312-01-BR.
      • Van Dyke, A., Johnson, P.G, Grossl, P., (2009). Influence of humic acid on water retention and nutrient acquisition in simulated golf putting greens.. Soil Use and Management, 25, 255-261.
      • Robins, J.G, Bushman, B.S, Waldron, B.L, Johnson, P.G, (2009). Variation within Poa germplasm for salinity tolerance.. HortScience, 44, 1517-1521.
      • Bunderson, L.D, Johnson, P.G, Kopp, K., Van Dyke, A., (2009). Tools for evaluating native grasses as low maintenance turf. HortTechnology, 19, 626-632.
      • Van Dyke, A., Johnson, P.G, Grossl, P.R, (2008). Humic substances effect on moisture retention and phosphorous uptake in Intermountain West putting greens. Applied Turfgrass Science, (online), doi: doi:10.1094/ATS-2008-1006-01-RS
      • Robins, J.G, Waldron, B.L, Johnson, P.G, (2007). Potential for the improvement of turf quality in crested wheatgrass for low-maintenance conditions. HortScience, 42:7, 1526-1529.
      • Chang, S.W, Scheef, E., Abler, R.B, Thomson, S., Johnson, P.G, Jung, G., (2006). Distribution of Typhula spp. and Typhula ishkariensis varieties in Wisconsin, Utah, Michigan, and Minnesota. Phytopathology, 96, 926-933. doi: 10.1094/phyto-96-0926
      • Johnson, P.G, Larson, S.R, Anderton, A.L, Patterson, J.T, Cattani, D.J, Nelson, E.K, (2006). Pollen-mediated gene flow from Kentucky bluegrass under cultivated field conditions.. Crop Science, 46, 1990-1997. doi: 10.2135/cropsci2005.09.0316] [UAES Paper No. 7746
      • Hanks, J.D, Johnson, P.G, Waldron, B.L, (2006). Recommended seeding rates for reduced maintenance, turf-type wheatgrasses.. Applied Turfgrass Science, Online, doi: 10.1094/ats-2006-0808-01-rs]
      • Slavens, M., Johnson, P.G, Bugbee, B.G, (2005). Influence of Irrigation on Ecotype Selection in Annual Bluegrass..
      • 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.
      • Hanks, J.D, Waldron, B.L, Johnson, P.G, Jensen, K.B, Asay, K.H, (2005). Breeding CWG-R crested wheatgrass for reduced-maintenance turf.. Crop Science, 45, 524-528.
      • Johnson, P.G, (2005). Effects of irrigation and mowing on species diversity of grass and wildflower mixtures for the Intermountain West.. Native Plants Journal, 5, in press.
      • Patterson, J.T, Larson, S.R, Johnson, P.G, (2005). Genome relationships in polyploid Poa pratensis and other Poa species inferred from phylogenetic analysis of nuclear and chloroplast DNA sequences. Genome, 48, 76-87.
      • Johnson, P.G, (2005). Growth and water relations of littleleaf linden trees established in irrigated buffalograss and Kentucky bluegrass. HortScience, 40, 1529-1533.
      • 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.
      • Frank, K.W, Gaussoin, R.E, Riordan, T.P, Shearman, R.C, Fry, J.D, Miller, E.D, Johnson, P.G, (2004). Nitrogen Rate and Mowing Height Effects on Turf-Type Buffalograss.. Crop Science, 44, 1615-1621.
      • Johnson, P.G, (2004). Soil-water-use characteristics of precision-irrigated buffalograss and Kentucky bluegrass.. Applied Turfgrass Science [on-line journal]
      • 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.
      • Johnson, P.G, (2003). Mixtures of buffalograss and fine fescues for season long turf color. HortScience, 38, 1214-1217.
      • Johnson, P.G, Koenig, R.T, Kopp, K., (2003). Nitrogen, phosphorous, and potassium responses and requirements in calcareous sand greens. Agronomy Journal, 95, 697-702.
      • Johnson, P.G, Winger, M.B, (2003). The Carbon County Ball Fields. J. Nat. Res. Life Sci. Edu., 32, 80-86.
      • Maurer, M.A, Auld, D.A, Murphy, C.L, McKenney, C.B, Johnson, P.G, Kenworthy, K.E, (2002). Evaluation of twenty-six buffalograss cultivars and accessions for use as turfgrass on the high plains of West Texas. Texas J. of Ag. and Nat. Res., 14, 24-36.
      • Johnson, P.G, Kenworthy, K.E, Auld, D.L, Riordan, T.P, (2001). Distribution of buffalograss polyploid variation in the southern Great Plains. Crop Science, 41, 909-913.
      • Vinsonhaler, J.F, Johnson, P.G, (2001). TurfDoctor: A web-based expert system for turfgrass problem diagnosis and treatment. Intrl. Turfgrass Society Research J., 9, 115-119.
      • Johnson, P.G, Riordan, T.P, (2001). Unbalanced chromosome number and inbreeding effects on fertility and plant vigor in buffalograss. International Turfgrass Society Research Journal, 9, 176-179.
      • Johnson, P.G, Riordan, T.P, Johnson-Cicalese, J., (2000). Low mowing tolerance in buffalograss. Crop Science, 40, 1339-1343.
      • Riordan, T.P, Gaussoin, R.E, Shearman, R.c, Johnson, P.G, Johnson-Cicalese, J., Baxendale, F.B, Klucas, R.V, (2000). Registration of '118' Buffalograss.. Crop Science, 40, 570-571.
      • Johnson-Cicalese, J., Johnson, P.G, Riordan, T.P, Gaussoin, R.E, Baxendale, F.B, Watkins, J., Klucas, R.V, (2000). Registration of '120' Buffalograss. Crop Science, 40, 571-572.
      • Johnson, P.G, Riordan, T.P, Gaussoin, R.E, Shearman, R.C, Johnson-Cicalese, J., Baxendale, F.B, Klucas, R.V, (2000). Registration of '61' Buffalograss. Crop Science, 40, 569-570.
      • Johnson, P.G, Riordan, T.P, Meier, V., (1999). Review of issues pertaining to transgenic turfgrasses. HortScience, 34, 594-598.
      • Johnson, P.G, Arumuganathan, K., Riordan, T.P, (1998). Chromosome number an nuclear DNA content of buffalograss clones and populations. Crop Science, 38, 478-482.
      • Auld, D.L, McKenney, C.B, Kenworthy, K.E, Jack, K.D, Allen, V.G, Johnson, P.G, (1998). Collection and Evaluation of Buffalograss from the Southern Great Plains. Proc., Native Plant Society of Texas, The Llano Estacado/Southern High Plains and its Many Ecosystems, 71-75.
      • Johnson, P.G, White, D.B, (1998). Inheritance of flowering pattern among four annual bluegrass (Poa annua L.) genotypes. Crop Science, 38, 163-168.
      • Johnson, P.G, White, D.B, (1997). Flowering responses of selected annual bluegrass.(Poa annua L.) under different photoperiod and cold treatments. Crop Science, 37, 1543-1547.
      • Riordan, T.P, Johnson, P.G, Gaussoin, R., Svoboda, J.F, (1997). Seedling germination and establishment of buffalograss caryopses vs burs. International Turfgrass Society Research Journal, 8, 749-756.
      • Johnson, P.G, (1997). Seedling germination and establishment of buffalograss caryopses vs burs. Intrl. Turfgrass Soc. Research J.,, 8, 749-756.
      • Johnson, P.G, Riordan, T.P, Gaussoin, R., Schwarze, D., Kerner, K., (1997). Vegetative establishment of buffalograss with plugs: Method and management. International Turfgrass Society Research Journal, 8, 467-476.
      • Johnson, P.G, White, D.B, (1997). Vernalization requirements among selected genotypes of annual bluegrass (Poa annua L.). Crop Science, 37, 1538-1542.
      • Johnson, P.G, (1993). Reproductive biology in Poa annua L.. International Turfgrass Research Journal, 7, 798-804.
      • Professional Journal

      • Johnson, P.G, Bushman, S., (2014). Improved understanding and testing for salinity tolerance in cool-season turfgrasses.. United States Golf Association, 13:3, 3-5. *
      • Public or Trade Journal

      • Kopp, K., Johnson, P.G, Klotz, E., Miller, C., (2015). Water Use Efficiency on Golf Courses in Utah. Golf Course Management, 83, 114-117. *
      • Van Dyke, A., Johnson, P.G, Grossl, P.R, (2009). Effects of humic acid on greens. Golf Course Management, 77(11), 82-90. *
      • Van Dyke, A., Johnson, P.G, Grossl, P., (2009). Honing in on organic substances. Golf Course Industry Magazine, 9-Apr, 74-78. *
      • Van Dyke, A., Johnson, P.G, Grossl, P., (2009). Influence of humic acid on water retention and nutrient uptake in simulated putting greens.. USGA Turfgrass and Environmantal Research, 8:12, 1-10. *
      • Van Dyke, A., Johnson, P.G, Paul, G., Grossl, P., (2009). Honing in on Humic Substances. Golf Course Industry Magazine, 4, 74-78. *
      • Van Dyke, A., Johnson, P.G, Grossl, P., (2009). Humic substances effect on moisture retention, nutrition, and color of Intermountain West putting greens. USGA Turf & Environmental Research Online, 8:4, 1-9. doi: 10.1094/ATS-2008-1006-01-RS *
      • Van Dyke, A., Johnson, P.G, (2008). Influence of humic substances on moisture retention and phosphorous uptake of putting greens.. USGA Green Section Record, 42:2, 9-10. *
      • Van Dyke, A., Johnson, P.G, (2007). Effect of humic substances on moisture retention of putting greens. Golf Course Management, 75:11, 96. *
      • Van Dyke, A., Johnson, P.G, (2007). Do humic substances bolster water and nutrient availability?. Turfgrass Trends, 7-Apr *
      • Johnson, P.G, Koenig, R.T, Kopp, K.L, (2002). Fertilizing Calcareous Sand Greens. Golf Course Management, 70:12, 81-84. *
      • Johnson, P.G, Koenig, R., Kopp, K., (2002). Fertilizing calcareous sand greens. Golf Course Management, 70, 81-84. *
      • Johnson, P.G, Riordan, T.P, Johnson-Cicalese, J., (2001). Buffalograss Can Tolerate Low Mowing. Golf Course Management, 69:(10), 63-65. *
      • Waldron, B.L, Asay, K.H, Jensen, K.B, Johnson, P.G, (2001). RoadCrest: A grass for semi-arid regions. Golf Course Management, 69:6, 71-74. *
      • Johnson, P.G, Riordan, T.P, (1999). Buffalograss: Home on the Range. Golf Course Management, 67:6, 66-68. *
      • Riordan, T., Johnson, P.G, (1996). New Buffalograss Cultivars. Turf Trends, 6:5, 13-14. *
      • Johnson, P.G, (1995). Homeowner Fertilizer Practices and Turf Quality Management. Hole Notes March *
      • Johnson, P.G, (1994). Flowering Habits in Poa annua L. Selections. Hole Notes April *

      * Has not been peer reviewed

      Publications - Literary Journal

        * Has not been peer reviewed

        Publications - MultiMedia

          Software

        • Rosenberg, D., Kopp, K., Kratsch, H., Kjelgren, R., Rupp, L., Johnson, P.G, (2011). Value Landscape Engineering.

        * Has not been peer reviewed

        Publications - Technical Reports

          AES Reports

        • Johnson, P.G, (2000). 1999 Turf and Ornamental Research Report. *
        • Johnson, P.G, (2000). Turfgrass and Ornamental Research Report 2000. UAES Report No. 180 *
        • Johnson, P.G, (1999). 1998 Turf and Ornamental Research Report. *
        • Research Reports

        • Rupp, L.A, Kopp, K., Kjelgren, R.K, Johnson, P.G, Extension Water Initiative Interim Report - Center for Water Efficient Landscaping. *
        • Johnson, P.G, (1997). Breeding and Management of Buffalograss for Golf Course Turf. United States Golf Association Interim (Spring) Progress Report *
        • Johnson, P.G, (1997). Breeding and Management of Buffalograss for Golf Course Turf. United States Golf Association Annual Progress Report *
        • Johnson, P.G, (1996). Breeding and Management of Buffalograss for Golf Course Turf. United States Golf Association Interim (Spring) Progress Report *
        • Johnson, P.G, (1996). Breeding and Management of Buffalograss for Golf Course Turf. United States Golf Association Annual Progress Report *
        • Johnson, P.G, (1995). Breeding and Management of Buffalograss for Golf Course Turf. United States Golf Association Annual Progress Report *

        * Has not been peer reviewed

        Publications - Translations & Transcripts

          Publications - Other

            Bulletins

          • Cerny, T., Kuhns, M.R, Kopp, K., Johnson, P.G, (2002). Efficient irrigation of woody landscape plants. Utah State Univ. Extension Fact Sheet
          • Magazine/Trade Publication

            Newsletter

          • Kopp, K., Johnson, P.G, (2013). Turfgrass IPM Advisory-Winter 2013.
          • Other

          • Johnson, P.G, (2008). Do humic substances influence moisture retension and phosphorous uptake in putting greens?. Thesis, Dept. of Plants, Soils & Climate, Utah State University, Logan, UT *
          • Johnson, P.G, (2008). National turfgrass variety trial research. IGCSA Greens Examiner *
          • Johnson, P.G, (2007). Reproductive fitness of transgenic Poa hybrids. Thesis: Dept. of Plants, Soils, and Climate *
          • Johnson, P.G, (2007). Apomixis in Poa species. Thesis: Department of Plants, Soils, and Climate *
          • Johnson, P.G, (2007). Mixtures of native and adapted grasses for turfgras use. Thesis; Dept. of Plants, Soils, and Climate *
          • Johnson, P.G, (2006). Turfgrass cultivation (aerification). Utah State University Extension fact sheet HG/Turf/2006-02 *
          • Johnson, P.G, (2006). Water-wise landscaping: practical turfgrass areas. Utah State University Extension fact sheet HG/Turf/2006-01 *
          • Johnson, P.G, (2006). Influence of water stress on biotype selection of Poa annua L. on simulated golf course greens. Thesis: Dept. of Plants, Soils, and Biometeorology *
          • Johnson, P.G, (2005). Life history traits in Poa annua L. Populations throughout Utah's Diverse Environments. Thesis: Dept. of Plants, Soils, and Biometeorology *
          • Johnson, P.G, (2004). Late fall fertilizer: One of the best things you can do to your turf!. Intermountain Golf Course Superintendents Association Newsletter, September *
          • Johnson, P.G, (2004). Genome relationships in the genus Poa inferred from nuclear and chloroplast gene phylogenies. Thesis: Dept. of Plants, Soils, and Biometeorology *
          • Johnson, P.G, (2004). Turfgrass cultivars for Utah.. *
          • Johnson, P.G, (2004). Maximum length of summer dormancy in Kentucky bluegrass without or with minimal irrigation. Intermountain Golf Course Superintendents Association newsletter, May *
          • Johnson, P.G, (2004). Progress report on Poa annua research. Intermountain Golf Course Superintendents Association Newsletter, February *
          • Johnson, P.G, (2003). The Education Season. Intermountain Golf Course Superintendents Association Newsletter, November *
          • Johnson, P.G, (2003). Recovery from summer: Take advantage of the natural life cycle of the turfgrasses. Intermountain Golf Course Superintendents Association Newsletter, September *
          • Johnson, P.G, (2003). National Turfgrass Initiative: Its time for golf course superintendents to become politically active!. Intermountain Golf Course Superintendents Association Newsletter, May *
          • Johnson, P.G, (2003). Turf Emphasis Added at Utah State. Intermountain Golf Course Superintendents Association Newsletter, April *
          • Johnson, P.G, (2003). Development of turf-type crested wheatgrasses as reduced-maintenance turfgrass. Thesis: Dept. of Plants, Soils, and Biometeorology *
          • Johnson, P.G, (2003). Exciting Time at USU. Intermountain Golf Course Superintendents Association Newsletter. March *
          • Johnson, P.G, (2003). Soil Moisture Sensors. Intermountain Golf Course Superintendents Association Newsletter, March *
          • Johnson, P.G, (2003). Tri-Societies Update. Intermountain Golf Course Superintendents Association Newsletter, January *
          • Johnson, P.G, (2002). Finding a drought tolerant, low-maintenance grass/wildflower mixture that maintains species diversity. *
          • Johnson, P.G, (2002). Development of an grass-forb mixture adapted to the Intermountain West. *
          • Johnson, P.G, (2002). Wheatgrass germplasm development for turfgrass use. *
          • Johnson, P.G, (2002). Landscape Water Use Workbook. USU Extension *
          • Johnson, P.G, (2002). Silver Bullets. Intermountain Golf Course Superintendents Association Newsletter, June *
          • Johnson, P.G, (2002). Basic Turfgrass Care. USU Extension Publication. April *
          • Johnson, P.G, (2002). Growing Turf on Salt-Affected Sites. USU Extension Publication, April *
          • Johnson, P.G, (2002). Snow Mold Research. Intermountain Golf Course Superintendents Association Newsletter, March *
          • Johnson, P.G, (2001). Internships Wanted. Intermountain Golf Course Superintendents Association Newsletter. December *
          • Johnson, P.G, (2001). Implementing water conservation in an institutional setting. *
          • Johnson, P.G, (2001). Water Ordinances and Water Issues. Intermountain Golf Course Superintendents Association Newsletter, May *
          • Johnson, P.G, (2000). Research Corner. Intermountain Golf Course Superintendents Association Newsletter, November *
          • Johnson, P.G, (2000). Dealing with Low Quality Irrigation Water. Intermountain Golf Course Superintendents Association Newsletter, September *
          • Johnson, P.G, (2000). 2000 Turfgrass and Ornamental Field Day. Intermountain Golf Course Superintendents Association Newsletter, July *
          • Johnson, P.G, (2000). Using NTEP Data. Intermountain Golf Course Superintendents Association Newsletter, May *
          • Johnson, P.G, (2000). Turfgrass Extension and Research at Thanksgiving Point. Intermountain Golf Course Superintendents Association Newsletter, March *
          • Johnson, P.G, (2000). Turfgrass Management--Buck Rogers Style. Intermountain Golf Course Superintendents Association Newsletter, January *
          • Johnson, P.G, (1999). USU Update. Intermountain Golf Course Superintendents Association Newsletter, July *
          • Johnson, P.G, (1999). 1998 Results from the 1996 National Buffalograss Trial. 1998 Nebraska Turfgrass Research Report. R.C. Sherman and M.R. Vaitkus, eds. *
          • Johnson, P.G, (1999). Evaluation of Buffalograss for Low Mowing and Wear Tolerance. 1998 Nebraska Turfgrass Research Report. R.C. Shearman and M.R. Vaitkus (ed.) *
          • Johnson, P.G, (1999). Biotechnology is Coming to Turfgrasses. Intermountain Golf Course Superintendents Association Newsletter, March *
          • Johnson, P.G, (1998). Evaluation of Buffalograss Germplasm under Low Maintenance and Low-mowing Conditions. 1997 Turfgrass Research Report. Univ. of Nebraska-Lincoln *
          • Johnson, P.G, (1998). Flow Cytometry of Buffalograss Accessions. 1997 Turfgrass Research Report. Univ. of Nebraska-Lincoln *
          • Johnson, P.G, (1998). National Turfgrass Evaluation Program (NTEP) 1996 Buffalograss Test. 1997 Turfgrass Research Report, Univ. of Nebraska-Lincoln *
          • Johnson, P.G, (1997). 1997 Turfgrass Research Report, Univ. of Nebraska-Lincoln.. *
          • Johnson, P.G, Riordan, T., Wit, L., (1997). Buffalograss Breeding and Evaluation. 1996 Turfgrass Research Report. Univ. of Nebraska-Lincoln *
          • Johnson, P.G, (1996). 1996 Turfgrass Research Report, Univ. of Nebraska-Lincoln.. *
          • Johnson, P.G, (1996). Analysis of Ploidy Level in Buffalograss Using Flow Cytometry. 1996 Turfgrass Research Report, Univ. of Nebraska-Lincoln *
          • Johnson, P.G, (1996). Buffalograss Cultivar and Selection Performance in Evaluation Trials. 1995 Turfgrass Research Report. Univ. of Nebraska-Lincoln, pg. 28-32 *
          • Johnson, P.G, (1996). Identification of ploidy level of buffalograss accessions using flow cytometry. 1995 Turfgrass Research Report. Univ. of Nebraska-Lincoln, pg. 39-40 *
          • Johnson, P.G, (1996). Relationshiop between trichome density and geographic distribution in buffalograss. 1995 Turfgrass Research Report, Univ. of Nebraska-Lincoln, pg. 41-42 *
          • Johnson, P.G, (1995). Genetics and Physiology of Flowering in Selected Poa annua L.. PhD Thesis, University of Minnesota, St. Paul, MN *
          • Johnson, P.G, (1993). Characteristics of Natural and Manufactured Fertilizers for Lawns. Minnesota Extension Service Fact Sheet (AG-FS-5774-A) *
          • Johnson, P.G, (1993). Seeding and Sodding Home Lawns. Minnesota Extension Service Fact Sheet (AG-FS-5775-A) *
          • Johnson, P.G, (1991). Factors affecting seed set of Poa annua L. using an excised stem technique. MS Thesis, University of Minnesota, St. Paul, MN *

          * Has not been peer reviewed

          Scheduled Teaching

          PSC 5100 - Professional Turf and Urban Landscape Water Management, Spring 2017

          PSC 4900 - Special Problems, Spring 2017

          PSC 4900 - Special Problems, Spring 2017

          PSC 6900 - Special Problems in Plants, Soils, and/or Climate, Fall 2016

          PSC 3810 - Turfgrass Management, Fall 2016

          PSC 6900 - Special Problems in Plants, Soils, and/or Climate, Summer 2016

          PSC 7990 - Continuing Graduate Advisement, Spring 2016

          PSC 5100 - Professional Turf and Urban Landscape Water Management, Spring 2016

          PSC 4900 - Special Problems, Spring 2016

          PSC 6900 - Special Problems in Plants, Soils, and/or Climate, Fall 2015

          PSC 7900 - Special Problems in Plants, Soils, and/or Climate, Fall 2015

          PSC 3810 - Turfgrass Management, Fall 2015

          PSC 4900 - Special Problems, Summer 2015

          PSC 6990 - Continuing Graduate Advisement, Spring 2015

          PSC 7990 - Continuing Graduate Advisement, Spring 2015

          PSC 5100 - Professional Turf and Urban Landscape Water Management, Spring 2015

          PSC 4900 - Special Problems, Spring 2015

          PSC 6900 - Special Problems in Plants, Soils, and/or Climate, Fall 2014

          PSC 3810 - Turfgrass Management, Fall 2014

          PSC 6890,7890 - Plants, Soils, and Climate Graduate Seminar, Spring 2014

          PSC 5100 - Professional Turf and Urban Landscape Water Management, Spring 2014

          PSC 5100 - Professional Turf and Urban Landscape Water Management, Spring 2014

          PSC 3810 - Turfgrass Management, Fall 2013

          PSC 3810 - Turfgrass Management, Fall 2013

          PSC 5100 - Professional Turf and Urban Landscape Water Management, Spring 2013

          PSC 3810,6900 - Turfgrass Management, Fall 2012

          PSC 6990 - Continuing Graduate Advisement, Summer 2012

          PSC 5100 - Professional Turf and Urban Landscape Water Management, Spring 2012

          PSC 5100 - Professional Turf and Urban Landscape Water Management, Spring 2012

          PSC 3810 - Turfgrass Management, Fall 2011

          PSC 3810 - Turfgrass Management, Fall 2011

          USU 1010 - University Connections, Fall 2011

          PSC 6970 - RESEARCH & THESIS, Spring 2011

          PSC 4900 - SP: TURF/LANDSCAPE WATER CONS, Spring 2011

          PSC 6900 - SP: TURF/LANDSCAPE WATER CONS, Spring 2011

          PSC 6970 - Research and Thesis, Fall 2010

          PLSC 3800 - Turfgrass Management, Fall 2010

          PLSC 3810 - Turfgrass Management, Fall 2010

          PSC 3810 - Turfgrass Management, Fall 2010

          PLSC 4800 - Advanced Turfgrass Management, 2010

          PLSC 4810 - Advanced Turfgrass Management, Spring 2010

          PLSC 3800 - Turfgrass Management, Fall 2009

          PLSC 3810 - Turfgrass Management, Fall 2009

          PLSC 3800 - Turfgrass Management, Fall 2008

          PLSC 3810 - Turfgrass Management, Fall 2008

          PLSC 4800 - Advanced Turfgrass Management, 2008

          PLSC 4810 - Advanced Turfgrass Management, 2008

          PLSC 3800 - Turfgrass Management, Fall 2007

          PLSC 3810 - Turfgrass Management, Fall 2007

          PLSC 4900 - Turfgrass Science, Special Problems, 2007

          PLSC 3800 - Turfgrass Management, Fall 2006

          PLSC 3810 - Turfgrass Management, Fall 2006

          PLSC 4800 - Advanced Turfgrass Management, 2006

          PLSC 4810 - Advanced Turfgrass Management, 2006

          PLSC 6230 - Readings in Landscape Water Conservation, Spring 2006

          PLSC 3800 - Turfgrass Management, Fall 2005

          PLSC 3810 - Turfgrass Management, Fall 2005

          PLSC 4900 - Turfgrass Science, Special Problems, 2005

          PLSC 3800 - Turfgrass Management, Fall 2004

          PLSC 3810 - Turfgrass Management, Fall 2004

          PLSC 4800 - Advanced Turfgrass Management, 2004

          PLSC 4810 - Advanced Turfgrass Management, 2004

          PLSC 3800 - Turfgrass Management, Fall 2003

          PLSC 3810 - Turfgrass Management, Fall 2003

          PLSC 4900 - Turfgrass Science, Special Problems, 2003

          PLSC 3800 - Turfgrass Management, Fall 2002

          PLSC 3810 - Turfgrass Management, Fall 2002

          PLSC 4800 - Advanced Turfgrass Management, 2002

          PLSC 4810 - Advanced Turfgrass Management, 2002

          PLSC 3800 - Turfgrass Management, Fall 2001

          PLSC 3810 - Turfgrass Management, Fall 2001

          PLSC 4900 - Turfgrass Science, Special Problems, 2001

          PLSC 3800 - Turfgrass Management, Fall 2000

          PLSC 3810 - Turfgrass Management, Fall 2000

          PLSC 4900 - Turfgrass Science, Special Problems, 2000

          PLSC 3800 - Turfgrass Management, Fall 1999

          PLSC 3810 - Turfgrass Management, Fall 1999

          PLSC 3800 - Turfgrass Management, Fall 1998

          PLSC 3810 - Turfgrass Management, Fall 1998

          Horticulture 425 - Turfgrass Science, 1997

          Horticulture 825 - Turfgrass Science, 1997

          Horticulture 425 - Turfgrass Science, 1995

          Horticulture 825 - Turfgrass Science, 1995


          Extension

          Propagation of Native Plants for Landscape Use, 2007 - Ongoing
          Applied Water Conservation and Turfgrass Research, 2001 - 2013
          Extension Turfgrass Education, 2001 - 2013
          Extension Water Conservation Education, 2001 - 2013
          Gene flow among Poa species, 2000 - 2006

          Graduate Students Mentored

          Paul Harris, Plants, Soils, and Climate, August 2014
          Hang Duong, Plants, Soils, and Climate, May 2009 2014
          Lijun Wang, Plants, Soils, and Climate 2013
          Yingmei Ma, Plants, Soils, and Climate, June 2010 - August 2012
          Shyam Shridhar, Plants, Soils, and Climate 2009
          Adam Van Dyke, Plants, Soils, and Climate 2008
          Beth Gonzales, Plants, Soils, and Climate 2008
          John Walker, Plants, Soils, and Climate 2008
          Alicia Kelley, Plants, Soils, and Climate 2007
          Amy Anderton, Plants, Soils, and Climate 2007
          Landon Bunderson, Plants, Soils, and Climate 2007
          Jeff Petersen, Plants, Soils, and Climate 2006
          Mark Slavens, Plants, Soils, and Climate 2005
          Alex Stoy, Plants, Soils, and Climate 2004
          Jason Patterson, Plants, Soils, and Climate 2004
          Daniel Dewey, Plants, Soils, and Climate 2002
          Justin Hanks, Plants, Soils, and Climate 2002
          Douglas Kilgren, Plants, Soils, and Climate 2001