PDF	Ding, P. Fuchigami, L.H, and  Scagel, C. 2009.  Simple linear regression and reflectance sensitivity analysis used to determine the optimum wavelengths for the nondestructive assessment of chlorophyll in fresh leaves using spectral reflectance. Journal of the Amercian Society for Horticultural Science. 134(1):48-57.
PDF	Bi, Guihong, Scagel, C., and Harkess, R.  2008.  Rate of  nitrogen fertigation during vegetative growth and spray applications of urea in the fall alters growth and flowering of florists' hydrangeas. HortScience. 43(2):472-477.
PDF	Scagel, C. Bi, G., Fuchigami, L.H., and Regan, R.P.  2008.     Nitrogen availability alters mineral nutrient uptake and demand in container-grown deciduous and evergreen rhododendron. Journal of Environmental Horticulture. 26(3):177-187.
PDF	Scagel, C. Bi, G., Fuchigami, L.H., and Regan, R.P.  2008.    Rate of  nitrogen application during the growning season and spraying plants with urea in the autumn alters uptake of other nutrients by deciduous and evergreen container-grown Rhododendron cultivars. Hortiscience 43(5):1569-1579.
PDF	Scagel, C. Bi, G., Fuchigami, L.H., and Regan, R.P.  2008.  Nitrogen availability alters mineral nutrient uptake and demand in container-grown deciduous and evergreen rhododendron. Journal of Environmental Horticulture. 26(3):177-187.
PDF	Scagel, C. and Mathers, H. 2008. Root death in the landscape. American Nurseryman. 207(2):26-34.
PDF	Waters, E., McLean, C., and Scagel, C. 2008 They raise them differently up north. Australian Blueberry Grower. 20: 19-21.
PDF	Waters, E., McLean, C., Scagel, C., and McLean, C. 2008. A survey of Vaccinium cultural practices in Australia emphasizing implications for mycorrhizal infection. International Journal of Fruit Science. 8(1-2):109-124.
PDF	Bi, G. and Scagel, CF., Fuchigami, L.H., and Regan, R.P. 2007. Rate of nitrogen application during the growing season alters the response of container-grown rhododendron and azalea to foliar application of urea in the autumn. Journal of Horticultural Science & Biotechnology. 82(5):753-763.
PDF	Scagel, C.F., Bi, G., Guchigami, L.H, and Regan, R.P.  2007. Seasonal variation in growth, nitrogen uptake and allocation by container-grown evergreen and deciduous Rhododendron cultivars.  HortScience. 42(6):1440-1449.
PDF	Bi, G. and Scagel, CF. 2007. Nitrogen foliar feeding has advantages. Nursery Management and Production. 23(3):43-46.
PDF	Bi, G, Fuchigami, LH, Scagel, CF.,  Regan, RP. 2007. Differences in growth and nitrogen uptake and storage between two container-grown cultivars of Rhododendron .  J. Environ. Hort. 25(1):13-20.
PDF	Niemi K, Sutela S, Häggman H, Scagel CF, Vuosku J, Jokela A, Sarjala T. 2006. Changes in polyamine content and localization of Pinus sylvestris   ADC and Suillus variegates ODC   mRNA transcripts during the formation of mycorrhizal interaction in an in vitro cultivation. J. Exp. Bot. 57(11):2795-2804.
PDF	Schreiner RP, Scagel CF. 2006. Nutrient uptake and allocation in a mature Pinot Noir vineyard in Oregon,USA. HortScience. 41(2):336-345.
PDF	Scagel, C.S. and Linderman, R.G. 2006.  Put mycorrhizae to work. Nursery  Management and Production. 44-49.
PDF	Schreiner RP, Scagel CF. 2006. Nutrient uptake and allocation in a mature Pinot Noir vineyard inOregon,USA. HortScience. 41(2):336-345.
PDF	Scagel CF, Schreiner RP. 2006. Phosphorus supply alters tuber composition, flower production, and mycorrhizal responsiveness of container-grown hybrid Zantedeschia . Plant Soil. 283:323-337.
PDF	Dong S, Cheng L, Scagel CF, Fuchigami LH. 2005. The method of N application in summer affects plant growth and N uptake in autumn in young Fuji/M26 apple trees. Comm. Soil Sci. Plant Anal. 36:1465-77.
PDF	Dong S, Cheng L, Scagel CF, Fuchigami LH. 2005. Timing of urea application affects leaf and root N uptake in young Fuji/M.9 apple trees. J. Hort. Sci. Biotech. 80:116-120
PDF	Scagel CF. 2005. Inoculation with ericoid mycorrhizal fungi alters the fertilizer use of highbush blueberry cultivars. HortScience. 40: 786-794.
PDF	Scagel CF. 2005. Isolate-specific rooting responses of Leucothoe fontanesiana cuttings to inoculation with ericoid mycorrhizal fungi. J. Hort. Sci. Biotech. 80:254-262.
PDF	Scagel CF, Wagner A, Winiarski,P. 2005. Frequency and intensity of root colonization by ericoid mycorrhizal fungi in nursery production of blueberry plants. Small Fruits Review. 4(4): 95-112.
PDF	Scagel CF, Wagner A, Winiarski P. 2005. Inoculation with ericoid mycorrhizal fungi alters root colonization and growth in nursery production of blueberry plants from tissue culture and cuttings. Small Fruits Review. 4(4): 113-135.
PDF	Scagel CF, Yang W. 2005. Cultural variation and Mycorrhizal Status of Blueberry Plants in NW Oregon Commerical Production Fields. Internat. J. Fruit Sci. 5:85-111.
PDF	Bi G, Scagel CF, Cheng L, Dong S, Fuchigami LH. 2004. Effects of spring soil nitrogen application on nitrogen remobilization, uptake, and partitioning for new growth in almond nursery plants. J. Hort. Sci. Biotech. 79: 431-437
PDF	Bi, G, Scagel, CF, Cheng, L, and Fuchigami, L. 2004. Soil and foliar nitrogen supply affects the composition of nitrogen and carbohydrates of young almond trees. J. Hort. Sci. Biotech. 79: 175-181.
PDF	Dong S, Cheng L, Scagel CF, Fuchigami LH. 2004. N uptake, soil retention and loss of soil applied 15 NH 4 15 NO 3 in young Fuji/M.26 apple trees with different N status.  J.Hort.Sci. Biotech. 79:395-400.
PDF	Dong S, Cheng L, Scagel CF, Fuchigami LH. 2004. Nitrogen mobilization, nitrogen uptake and growth of cuttings obtained from poplar stock plants grown in different N regimes and sprayed with urea in autumn. Tree Physiol. 24:355-359.
PDF	Niemi K, Scagel CF, Häggman H. 2004. Application of Ectomycorrhizal Fungi in Vegetative Propagation of Conifers. Plant Cell Tissue Organ Culture. 78:83-91.
PDF	Scagel CF. 2004. Changes in cutting composition during early stages of adventitious rooting of miniature rose altered by inoculation with arbuscular mycorrhizal fungi. J. Amer. Soc. Hort. Sci. 129: 624-634.
PDF	Scagel CF. 2004. Enhanced Rooting of kinnikinnick cuttings using mycorrhizal fungi in rooting substrate. HortTechnology. 14: 355-363.
PDF	Scagel CF. 2004. Soil pasteurization and mycorrhizal inoculation alters flower production and corm composition of Brodiaea laxa . ‘Queen Fabiola’   HortScience. 39:1432-1437.
PDF	Scagel CF. 2004. Inoculation with vesicular arbuscular mycorrhizal fungi and rhizobacteria alters nutrient allocation and flowering of Harlequin Flower. HortTechnology. 14:39-48.
PDF	Bi G, Scagel CF, Cheng L, Dong S, Fuchigami LH. 2003. Spring growth of almond nursery trees depends upon nitrogen from both plant reserves and spring fertilizer application. J. Hort. Sci. Biotech. 78: 853-858.
PDF	Dong S, Cheng L, Scagel CF, Fuchigami LH. 2003. Root damage affects nitrogen uptake and growth of young Fuji/M26 apple trees. J. Hort. Sci. Biotech. 78: 410-415. 2003.
PDF	Scagel CF. 2003. Growth and nutrient use of ericaceous plants grown in media amended with sphagnum peat or coir dust HortScience. 38: 46-54.
PDF	Scagel CF. 2003. Soil pasteurization and inoculation with Glomus intraradices alters flower production and bulb composition of Zephyranthes spp. J. Hort. Sci. Biotech. 78: 798-812.
PDF	Scagel CF. 2003. Inoculation with arbuscular mycorrhizal fungi alters nutrient allocation and flowering of Freesia x hybrida . J. Environ. Hort. 21: 196-206.
PDF	Scagel CF. 2003. Mycorrhizal status of sand-based cranberry ( Vaccinium macrocarpon ) bogs in Southern Oregon . Small Fruits Review. 2: 31-41.
PDF	Scagel CF, Reddy K, Armstrong JM. 2003. Mycorrhizal fungi in rooting substrate influences the quantity and quality of roots on stem cuttings of Hick's Yew. HortTechnology. 13: 62-66.
PDF	Dong S, Cheng L, Scagel CF, Fuchigami LH. 2002. Nitrogen absorption, translocation, and distribution from urea applied in autumn to leaves of young potted apple ( Malus domestica ) trees. Tree Physiol. 22: 1305-1310.
PDF	Dong S, Scagel CF, Cheng L, Fuchigami LH, Rygiewicz PT. 2001. Soil temperature and plant growth stage influence nitrogen uptake and amino acid concentration of apple during early spring growth. Tree Physiol. 21: 541-548.
PDF	Scagel CF. 2001. Cultivar specific effects of mycorrhizal fungi on the rooting of miniature rose cuttings. J. Environ. Hort. 19:15-20.
PDF	Scagel CF, Linderman RG. 2001. Modification of root IAA, plant growth, and survival by application of plant growth regulating substances to container-grown conifers. New Forests. 21: 159-186.
PDF	Scagel CF, Linderman RG. 2000. Changes in root IAA content and growth of bareroot conifers treated with plant growth regulating substances at planting. J. Environ. Hort. 18: 99-107.
PDF	Scagel CF, Linderman RG, Scagel RK. 2000. Ten-year growth and survival of bareroot Douglas-fir seedlings treated with growth regulating substances at transplant. Can. J. For Res. 30:1778-87.
PDF	Scagel CF, 1999. Regulating Root Growth in Ericaceous Plant Propagation. Internat. Plant Propagators’ Soc. Western Region Meeting .Wilsonville,Oregon. October 1999.
PDF	Scagel CF, Linderman RG. 1998. Influence of ectomycorrhizal fungal inoculation on growth and root IAA concentrations of transplanted conifers. Tree Physiol. 18: 739-47.
PDF	Scagel CF, Linderman RG. 1998. Relationships between differential in vitro indole-acetic acid or ethylene production capacity by ectomycorrhizal fungi and conifer seedling responses in symbiosis. Symbiosis 24: 13-24.
PDF	Andersen CP, Scagel CF . 1997. Nutrient availability alters below-ground respiratory responses of Ponderosa Pine to ozone. Tree Physiol . 17: 377-387.
PDF	Scagel CF, Andersen CP. 1997. Seasonal changes in root and soil respiration of ozone exposed Ponderosa Pine ( Pinus ponderosa ) growing in different substrates. New Phytol. 136: 627-42.

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