Guest scholars
Guest Prof./Erik Runkle (Associate Professor, Michigan State University)
Books and monographs
(5) Fisher, P. and E. Runkle. 2004. Lighting Up Profits: Understanding Greenhouse Lighting. 98 pp. Meister Media Worldwide, Willoughby, Ohio.
(4) Heins, R., A. Cameron, W. Carlson, and E. Runkle. 2000. Firing Up Perennials: The 2000 Edition. 142 pp. Meister Media Worldwide, Willoughby, Ohio.
(3) Blanchard, M.G., J.A. Chong, J.E. Faust, and E.S. Runkle. 2006. Temperature and light, p. 51-60. In: J.M. Dole and J.L. Gibson (eds.). Cutting propagation: A guide for propagating and producing floriculture crops. Ball Publishing, Batavia, Ill.
(2) Blanchard, M.G., J.A. Chong, J.E. Faust, and E.S. Runkle. 2006. Temperature and light, p. 51-60. In: J.M. Dole and J.L. Gibson (eds.). Cutting propagation: A guide for propagating and producing floriculture crops. Ball Publishing, Batavia, Ill.
(1) Heins R.D., A.C. Cameron, W.H. Carlson, E. Runkle, C. Whitman, M. Yuan, C. Hamaker, B. Engle, and P. Koreman. 1997. Controlled flowering of herbaceous perennial plants, p. 15-31. In: E. Goto et al. (eds.). Plant production in closed ecosystems. Kluwer Academic Publishers, Netherlands.

 

Peer Reviewed Original Papers
(40) Blanchard, M.G. and E.S. Runkle. 2008. Container opacity and media components influence rooting of potted Phalaenopsis and Doritaenopsis orchids. Acta Hort. 788:115-120.
(39) Rapaka, V.K., J.E. Faust, J.M. Dole, and E.S. Runkle. 2008. Endogenous carbohydrate status affects postharvest ethylene sensitivity in relation to leaf senescence and adventitious root formation in Pelargonium cuttings. Postharvest Biol. Technol. 48:272-282.
(38) Blanchard, M.G. and E.S. Runkle. 2008. Benzyladenine promotes flowering in Doritaenopsis and Phalaenopsis orchids. J. Plant Growth Regul. 27:141-150.
(37) Lopez, R.G. and E.S. Runkle. 2008. Effect of temperature and pseudobulb maturity on flowering of the orchid Miltoniopsis Augresrinity・ Acta Hort. 766:273-278.
(36) Glady, J.E., N.S. Lang, and E.S. Runkle. 2007. Effects of ethephon on stock plant management of Coreopsis verticillata, Dianthus caryophyllus, and Veronica longifolia. HortScience 42(7):1616-1621.
(35) Blanchard, M.G. and E.S. Runkle. 2007. Dipping bedding plant liners in paclobutrazol or uniconazole inhibits subsequent stem extension. HortTechnology 17:178-182.
(34) Pramuk, L.A. and E.S. Runkle. 2007. Modeling the effects of temperature and photosynthetic daily light integral on growth and flowering of Salvia splendens and Tagetes patula. J. Amer. Soc. Hort. Sci. 132(3):283-288.
(33) Runkle, E.S. 2007. Innovative production systems for ornamental potted plants: A case study for Phalaenopsis orchids. Acta Hort. 755:55-59.
(32) Blanchard, M.G., L.A. Newton, and E.S. Runkle. 2007 Exogenous applications of abscisic acid improved the postharvest drought tolerance of several annual bedding plants. Acta Hort. 755:127-132.
(31) Rapaka, V.K., J.E. Faust, J. Dole, and E.S. Runkle. 2007. Diurnal carbohydrate dynamics affect postharvest ethylene responsiveness in portulaca (Portulaca grandiflora ubi Deep Rose・ unrooted cuttings. Postharvest Biol. Technol. 44:293-299.
(30) Rapaka, V.K., J.E. Faust, J. Dole, and E.S. Runkle. 2007. Effect of time of harvest on postharvest leaf abscission in lantana (Lantana camara L. allas Red・ unrooted cuttings. HortScience 42(2):304-308.
(29) Blanchard, M.G. and E.S. Runkle. 2006. Temperature during the day, but not during the night, controls flowering of Phalaenopsis orchids. J. Exp. Bot. 57:4043-4049.
(28) Lopez, R.G. and E.S. Runkle. 2006. Temperature and photoperiod regulate flowering of potted Miltoniopsis orchids. HortScience 41:593-597.
(27) Runkle, E.S. and R.D. Heins. 2006. Manipulating the light environment to control flowering and morphogenesis of herbaceous plants. Acta Hort. 711:51-60.
(26) Shimizu, H., Z. Ma, S. Tazawa, M. Douzono, E.S. Runkle, and R.D. Heins. 2006. Blue light inhibits stem elongation of chrysanthemum. Acta Hort. 711:363-368.
(25) Lopez, R.G. and E.S. Runkle. 2006. Daily light integral influences rooting and quality of petunia cuttings. Acta Hort. 711:369-373.
(24) Lopez, R.G. and E.S. Runkle. 2005. Environmental physiology of growth and flowering of orchids. HortScience 40:1969-1973.
(23) Pramuk, L.A. and E.S. Runkle. 2005. Modeling growth and development of Celosia and Impatiens in response to temperature and photosynthetic daily light integral. J. Amer. Soc. Hort. Sci. 130:813-818.
(22) Pramuk, L.A. and E.S. Runkle. 2005. Photosynthetic daily light integral during the seedling stage influences subsequent growth and flowering of Celosia, Impatiens, Salvia, Tagetes, and Viola. HortScience 40:1336-1339.
(21) Lopez, R.G., E.S. Runkle, and R.D. Heins. 2005. Flowering of the orchid Miltoniopsis Augres rinity・is influenced by photoperiod and temperature. Acta Hort. 683:175-180.
(20) Lopez, R.G. and E.S. Runkle. 2004. The effect of temperature on leaf and flower development and flower longevity of Zygopetalum Redvale 詮ire Kiss・orchid. HortScience 39:1630-1634.
(19) Shimizu, H., E.S. Runkle, and R.D. Heins. 2004. A steady-state model for prediction of poinsettia plant shoot-tip temperature. J. Amer. Soc. Hort. Sci. 129:303-312.
(18) Clifford, S.C., E.S. Runkle, F.A. Langton, A. Mead, S.A. Foster, S. Pearson, and R.D. Heins. 2004. Height control of poinsettia using photoselective filters. HortScience 39:383-387.
(17) Lopez, R.G., E.S. Runkle, R.D. Heins, and C.M. Whitman. 2003. Temperature and photoperiodic effects on growth and flowering of Zygopetalum Redvale 詮ire Kiss・orchids. Acta Hort. 624:155-162.
(16) Shimizu, H., R.D. Heins, and E. Runkle. 2003. Simulation study of total energy consumption required to produce a mature plant at different greenhouse temperatures. J. Soc. High Tech. in Agric. 15:123-129. (In Japanese.)
(15) Runkle, E.S. and R.D. Heins. 2003. Photocontrol of flowering and extension growth in the long-day plant pansy. J. Amer. Soc. Hort. Sci. 128(4):479-485.
(14) Runkle, E.S. and R.D. Heins. 2002. Stem extension and subsequent flowering of seedlings grown under a film creating a far red deficient environment. Scientia Hort. 96:257-265.
(13) Runkle, E.S., R.D. Heins, P. Jaster, and C. Thill. 2002. Environmental conditions under an experimental near infra-red reflecting greenhouse film. Acta Hort. 578:181-185.
(12) Runkle, E.S., R.D. Heins, P. Jaster, and C. Thill. 2002. Plant responses under an experimental near infra-red reflecting greenhouse film. Acta Hort. 580:137-143.
(11) Runkle, E., R. Heins, A. Cameron, and W. Carlson. 2001. Minireview of research activity: Horticultural flowering of herbaceous perennials. Flowering Newsletter 31:34-43.
(10) Runkle, E.S., R.D. Heins, A.C. Cameron, and W.H. Carlson. 2001. Photocontrol of flowering and stem extension of the intermediate-day plant Echinacea purpurea. Physiol. Plant. 112:433-440.
(9) Runkle, E.S. and R.D. Heins. 2001. Specific functions of red, far red, and blue light in flowering and stem extension of long-day plants. J. Amer. Soc. Hort. Sci. 126:275-282.
(8) Heins, R.D., B. Liu, and E.S. Runkle. 2000. Regulation of crop growth and development based on environmental factors. Acta Hort. 514:13-22.
(7) Runkle, E.S., R.D. Heins, A.C. Cameron, and W.H. Carlson. 1999. Cold treatment modifies the photoperiodic flowering response of Lobelia speciosa. Scientia Hort. 80:247-258.
(6) Runkle, E.S., R.D. Heins, A.C. Cameron, and W.H. Carlson. 1999. Photoperiod and cold treatment regulate flowering of Rudbeckia fulgida oldsturm. HortScience 34:55-58.
(5) Runkle, E.S. and Pearson, S. 1998. Phytochrome A does not mediate reduced stem extension from cool day-temperature treatments. Physiol. Plant. 104:596-602.
(4) Runkle, E.S., R.D. Heins, A.C. Cameron, and W.H. Carlson. 1998. Flowering of Phlox paniculata is influenced by photoperiod and cold treatment. HortScience 33:1172-1174.
(3) Runkle, E.S., R.D. Heins, A.C. Cameron, and W.H. Carlson. 1998. Flowering of Leucanthemum superbum nowcap・in response to photoperiod and cold treatment. HortScience 33:1003-1006.
(2) Runkle, E.S., R.D. Heins, A.C. Cameron, and W.H. Carlson. 1998. Flowering of herbaceous perennials under various night interruption and cyclic lighting treatments. HortScience 33:672-677.
(1) Runkle, E.S., R.D. Heins, A.C. Cameron, and W.H. Carlson. 1998. Flowering of cold-treated field-grown Astilbe. HortTechnology 8:207-209.

 

Education
2000

Ph.D. in Horticulture
Michigan State University

1996 M.S. in Horticulture
MIchigan State University
1993 B.S. in Ornamental Horticulture
University of Illinois at Urbana-Champaign