*before author indicates current or former student

Sherman, Alex R., Kane, Brian, Autio, Wesley A., Harris, J. Roger, and Ryan, H. Dennis P. 2016. Establishment period of street trees growing in the Boston, MA metropolitan area. Urban Forestry & Urban Greening 19:95-102.

Harris, J. Roger, Day, Susan D. and Kane, Brian. 2016. Growth and stability of deep planted red maple and northern red oak trees and the efficacy of root collar excavations. Urban Forestry & Urban Greening 18:19-24.

*Layman, Rachel M., Day, Susan D., *Mitchell, David K., *Chen, Yujuan, Harris, J. Roger, and Daniels, W.L. 2016. Below ground matters: Urban soil rehabilitation increases tree canopy and speeds establishment. Urban Forestry & Urban Greening 16:25-35.

*Taylor, L., A. Niemiera, R. Wright, and J.R. Harris. 2012. Storage time and amendments affect pine tree substrate properties and marigold growth. HortScience 47:1782-1788.

Wiseman, P.E., S.D. Day, and J.R. Harris. 2012. Organic amendment effects on soil carbon and microbial biomass in te root zone of three landscape tree species. Arboriculture and Urban Forestry 38(6):262-275.

Harris, J.R. and L.E. *Richardson-Calfee. 2012. Can Growth of Seed-propagated oaks be predicted before lining out in nursery rows? Journal of Environmental Horticulture 30(1):23-27.

Harris, J.R. and S.D. Day. 2010. Planting depth at onset of container production and subsequent rootball remediation at transplanting of pin oak and littleleaf Linden. HortScience 45(11):1-5

*Richardson-Calfee, L. E., J.R. Harris, R. H. Jones, and J.K. Fanelli. 2010. Patterns of root production and mortality during transplant establishment of landscape-sized sugar maple. J. Amer. Soc. Hort. Sci. 135(3): 203-211.

Lea-Cox, J.D., C. Zhao, D.S. Ross, T. E. Bilderback, J.R. Harris, S.D. Day, C. Hong, T.H. Yeager, R.C. Beeson, Jr., W.L. Bauerle, A.G. Ristvey, M. Lorscheider, S.Dickinson, and J.M. Ruter. 2010. A nursery and greenhouse online knowledge center: learning opportunities for sustainable practice. HortTechnology. 20(3): 509-517.

Day, S.D., S.B. Dickinson, P. Wiseman, and J.R. Harris. 2010. Tree root ecology in the urban environment and implications for a sustainable rhizosphere. Arboriculture & Urban Forestry. 36(5): 193-205.

Day, S.D., P. Wiseman, S.B. Dickinson, and J.R. Harris. 2010. Contemporary concepts of root system architecture or urban trees. Arboriculture & Urban Forestry. 36(4): 149-159.

*Bartens, J., S.D. Day, J.R. Harris, T.M. Wynn, J.E. Dove. 2009. Transpiration and root development of urban trees in structural soil stormwater reservoirs. Environmental Management. 44(4) 646-657.

Day, S.D., G. Watson, P.E. Wiseman, and J.R. Harris. 2009. Causes and consequences of deep structural roots in urban trees: from nursery production to landscape establishment. Arboriculture and Urban Forestry. 35(4):182-191.

Day, S. and J.R. Harris. 2008. Growth, survival, and root system morphology of deeply planted Corylus colurna 7 years after transplanting and the effects of root collar excavation. 2008. Urban Forestry and Urban Greening. 7:119-128.

*Pavlis, M. Kane, B. Harris, J.R., and J. Seiler. 2008. The effect of pruning on drag and bending moment of shade trees. Arboriculture and Urban Forestry. 34:207-215.

*Bartens, J., S.D. Day, J. R. Harris, J. Dove, and T. M. Wynn. 2008. Can urban tree roots improve infiltration through compacted subsoils for stormwater management? Journal of Environmental Quality 37:2048-2057.

*Calfee, L.E., J. R. Harris, and J.K. Fanelli. 2008. Root and shoot growth response of balled-and-burlapped and pot-in-pot sugar maple to transplanting at five phenological growth stages. Journal of Environmental Horticulture (in press)

Harris, J.R., S.D. Day, and B. Kane. 2008.  Nitrogen fertilization during planting and establishment of the urban forest: A collection of five studies. Urban Forestry & Urban Greening. 7(3):195-206. 

*Jackson, B., R.D. Wright, J.F. Browder, J.R. Harris and A.X. Niemiera. 2008. Effect of fertilizer rate on growth of azalea and holly in pine bark and pine tree substrates. HortScience 43:1-8

Kane, B., *M. Pavlis, J.R. Harris and J. Seiler. 2008. Crown reconfiguration and trunk stress in deciduous trees. Canadian Journal of Forest Research 38:1275-1289.

*Pavlis, M., B. Kane, J.R. Harris, and J. Seiler. 2008. The effects of pruning on drag and bending moment of shade trees. Arboriculture and Urban Forestry 34:207-215. 

Day, S. D. and J. R. Harris. 2008. Growth, survival, and root system morphology of deeply planted Corylus colurna seven years after transplanting and the effects of root collar excavation. Urban Forestry and Urban Greening 7:119-128.

Harris, J. R. 2007. Transplanting large trees.  CAB Reviews: Perspectives in Agriculture, Veterinary Science, Nutrition and Natural Resources. 2, No. 024.

*Richardson-Calfee, L.E., J.R. Harris, and J.K. Fanelli. 2007. Posttransplant root and shoot growth periodicity of sugar maple.  J. Amer. Soc. Hort. Sci. 132:147-157.

Day, S.D. and J.R. Harris. 2007. Fertilization of red maple (Acer rubrum) and littleleaf linden (Tilia cordata) trees at recommended rates does not aid tree establishment. Arboriculture and Urban Forestry 33: 113-121.

*Browder, J. F., A.X. Niemiera, J.R. Harris, and R.W. Wright. 2005. Growth of container-grown pin oak and Japanese maple as influeced by sulfur and sulfated micronutrients. HortScience 40:1521-1523.

*Browder, J. F., A.X. Niemiera, J.R. Harris, and R.W. Wright. 2005. Growth responses of container-grown pin oak and japanese maple seedlings to sulfur fertilization. HortScience 40:1524-1528.

*Wright, A.N., Warren, A.L., Blazich, F.A., Harris, J.R., and R.D. Wright. 2005. Initial plant size and landscape exposure affect establishment of transplanted Kalmia latifolia 'Olympic Wedding'. Journal of Environmental Horticulture 23:91-96.

*Richardson-Calfee, L.E. and J.R. Harris. 2005. A review of the effects of transplant timing on landscape establishment of field-grown deciduous trees in temperate climates. HortTechnology 15:132-135.

R.C. Beeson Jr., M.A. Arnold, T.E. Bilderback, B. Bolusky, S. Chandler, H.M. Gramling, J.D. Lea-Cox, J.R. Harris, P.J. Klinger, H.M. Mathers, J.M. Ruter, and T.H. Yeager. 2004. Strategic vision for container-nursery irrigation for the next ten years. Journal of Environmental Horticulture 22:113-115.

*Richardson-Calfee, L.E. J.R. Harris, and J.K. Fanelli. 2004. Seasonal effects of transplanting on growth and pre-bud break root system regeneration of northern red oak and willow oak. Journal of Environmental Horticulture 22:75-79.

*Hanson, A.M., J.R. Harris, and R.D. Wright. 2004. Effects of transplant season and container size on landscape establishment of Kalmia latifolia L. Journal of Environmental Horticulture 22:133-138.

*Musslewhite, S., J. Latimer, R. Harris, and R. Wright. 2004. Effect of pruning, defoliation, and promalin on new shoot development of Buxus spp. Journal of Environmental Horticulture 22:124-128.

*Hanson, A.M., J.R. Harris, and R.D. Wright, and A.X. Niemiera, and N. Persaud. 2004. Water content of pine-bark growing substrate in a drying mineral soil. HortScience 39:591-594.

*Musslewhite, S., R. Harris, and R. Wright. 2004. Fertilizer requirements for container-grown Buxus spp. Journal of Environmental Horticulture 22: 50-54.

*Stanley, M., R. Harris, H. Scoggins, and R. Wright. 2003. The use of suction cup lysimeters for monitoring the nutritional status of container substrate for optimum growth of willow oak. Journal of Environmental Horticulture 21: 111-114.

*Stanley, M., R. Harris, H. Scoggins, and R. Wright. 2003. Evaluation of suction cup lysimeters for obtaining substrate solution from a pine bark substrate. Journal of Environmental Horticulture 21: 115-114118.

*Husby, C.E. , A.X. Niemiera, J.R. Harris, and R.D. Wright. 2003. Influence of diurnal temperature on nutrient release patterns of three polymer-coated fertilizers. HortScience 38:387-389.

*T.P. Martin, J.R. Harris, G.K. Eaton, and O.K. Miller. 2003. The efficacy of ectomycorrhizal colonization of pin and scarlet oak in nursery production. Journal of Environmental Horticulture 21:45-50.

Appleton, B. *J. Koci, S. French, M. Lestyan, and J.R. Harris. 2003. Mycorrhizal fungal inoculation of established street trees. Journal of Arboriculture 29:107-110.
Harris, J. R., J. K. Fanelli, and *P. Thrift. 2002. Transplant timing affects early root system regeneration of sugar maple and northern red oak. HortScience 36:805-807.

Harris, J.R., *R. Smith, and J.K. Fanelli. 2001. Transplant timing affects first-season root growth of Turkish hazelnut (Corylus colurna L.). HortScience 36:805-807.

Harris, J.R., J.K. Fanelli, A.X. Niemiera, and R.D. Wright. 2001. Root pruning pin oak liners affects growth and root morphology. HortTechnology 11:49-52.

*Knight, P.R., J.R. Harris, and J.K. Fanelli. 2000. Root severence at harvest increases embolism and decreases sap flow of field-grown Acer rubrum. L. HortScience 35:833-836.

*Knight, P.K., *M.P. Kelting, J.R. Harris, and J.R. Seiler. 2000. Season of harvest and duration of pre-measurement storage impact hydraulic conductance of stem samples for Acer rubrum L. x saccharinum L. and Fraxinus americana L.  Environ. Exp. Bot. 44:23-29.

Harris, J.R. and J.K. Fanelli. 1999. Root and shoot growth periodicity of 15-gallon red and sugar maple. Journal of Environmental Horticulture 17:80-83.

*Wright, A.N., A.X. Niemiera, J.R. Harris, and R.D. Wright. 1999. Micronutrient fertilization of woody seedlings essential regardless of pine bark pH. Journal of Environmental Horticulture17:69-72.

*Wright, A.N., A.X. Niemiera, J.R. Harris, J.K. Fanelli, and R.D. Wright. 1999. Preplant lime and micronutrient amendments to pine bark affect growth of nine landscape tree species. HortScience 34:669-673.

Harris, J.R. and J.K. Fanelli. 1998. Root pruning red maple and Washington hawthorn liners does not affect harvested root length after two years of field production. Journal of Environmental Horticulture16:127-129.

*Kelting, M.P., J.R. Harris, J.K. Fanelli, and B.L. Appleton. 1998. Effect of soil amendments and biostimulants on two-year post-transplant growth of red maple and Washington hawthorn. HortScience 33:21-23.

*Kelting, M.P., J.R. Harris, J.K. Fanelli, and B.L. Appleton. 1998. Humate-based biostimulants affect early post-transplant root growth and sapflow of red maple. HortScience 33:342-344.

Harris, J.R., *P.R. Knight, and J.K. Fanelli. 1998. Effect of root severance on growth of field-grown sugar maple. HortScience 33:21-23.

*Kelting, M.P., J.R. Harris, J.K. Fanelli, A.X. Niemiera, and B.L. Appleton. 1997. Humate-based biostimulants do not consistently increase growth of Turkish hazelnut. Journal of Environmental Horticulture 15:197-199.

*Sivyer, D., J.R. Harris, N. Persaud, and B.L. Appleton. 1997. Evaluation of a pan evaporation model for estimating post-planting street tree irrigation requirements. Journal of Arboriculture 23: 250-256.

Day, S.D., S.T. Dorn, P.D. Relf, and J.R. Harris. 1997. Advance master gardener-tree steward: Training to enhance community volunteerism. HortTechnology 7:363-367.

Harris, J.R., *P.R. Knight, and J.K. Fanelli. 1996. Fall transplanting improves establishment of balled and burlapped fringe tree (Chionanthus virginicus L.). HortScience 31:1143-1145.

Harris, J.R., A.X. Niemiera, R.D. Wright and C.H. Parkerson. 1996. Chemically controlling root escape in pot-in-pot production of river birch and Yoshino cherry. HortTechnology 6:30-34.

Harris, J.R., N.L. Bassuk, R.W. Zobel and T.H. Whitlow. 1995. Root and shoot growth periodicity of green ash, Turkish hazelnut and tree lilac. J. Amer. Soc. Hort. Sci. 120:211-216.

Harris, J.R. and N.L. Bassuk. 1995. The effect of drought and phenological stage at transplanting on root hydraulic conductivity, growth indices and photosynthesis of Turkish hazelnut. Journal of Environmental Horticulture 13:11-14.

Harris, J.R. and N.L. Bassuk. 1995. Effects of defoliation and antitranspirant treatment on transplant response of scarlet oak, green ash and Turkish hazelnut. Journal of Arboriculture 21:33-36.

Harris, J.R., N.L. Bassuk, and T.H. Whitlow. 1994. A window into below-ground growth of landscape trees: Implications for transplant success. HortTechnology 4:368-371.

Harris, J.R. and N.L. Bassuk. 1994. Seasonal effects on transplantability of scarlet oak, green ash, Turkish hazelnut and tree lilac. Journal of Arboriculture 20:310-317.

Harris, J.R. and N.L. Bassuk. 1993. Adaptation of trees to low light environments: Effect on branching pattern of Fraxinus americana. Journal of Arboriculture 19:339-343.

Harris, J.R., N.L. Bassuk and T.H. Whitlow. 1993. The effect of cold storage on bud break, root regeneration and shoot extension of Douglas fir, paper birch and green ash. Journal of Environmental Horticulture 11:119-123.

Harris, J.R. and N.L. Bassuk. 1993. Tree planting fundamentals. Journal of Arboriculture 19:64-70.

Harris, J.R. and E.F. Gilman. 1993. Production method affects growth and post-transplant establishment of 'East Palatka' holly. J. Amer. Soc. Hort. Sci. 118:194-200.

Harris, J.R. and E.F. Gilman. 1991. Production method affects growth and root regeneration of leyland cypress, laurel oak, and slash pine. Journal of Arboriculture 17:64-69.