Physiology and genetics of flowering in cultivated and wild strawberries - A review

Journal of Horticultural Science and Biotechnology

Volumn 88, Issue 1, 2013, Pages 1-18

  Heide, O M ^a   Stavang, J A ^b,c   Sonsteby A ^b  

^a NORWEGIAN UNIVERSITY OF LIFE SCIENCES   (Norway)

^b NORWEGIAN INSTITUTE OF BIOECONOMY RESEARCH   (Norway)

^c UNIVERSITY OF BERGEN   (Norway)

Author keywords

[No Author keywords available]

Indexed keywords

ARABIDOPSIS; ARABIDOPSIS THALIANA; FRAGARIA X ANANASSA;

EID: 84872722988     PISSN: 14620316     EISSN: None     Source Type: Journal    
DOI: 10.1080/14620316.2013.11512930     Document Type: Article

References (132)

1. Abbot, A. J. (1968). Growth of the strawberry plant in relation to nitrogen and phosphorus nutrition. Journal of Horticultural Science, 43, 491-504.
2. Achard, P., Cheng, H., De Grauwe, L., Decat, J., Schoutteten, H., Moritz, T., Van Der Straeten, D., Peng, J. and Harberd, N. P. (2006). Integration of plant responses to environmentally activated phytohormonal signals. Science, 311, 91-94.
3. Amasino, R. M. and Michaels, S. D. (2010). The timing of flowering. Plant Physiology, 154, 516-520.
4. Anderson, H. M. and Guttridge, C. G. (1982). Strawberry truss morphology and the fate of higher order flower buds. Crop Research, 22, 105-122.
5. Arney, S. E. (1955). Studies of growth and development in the genus Fragaria. IV. Winter growth. Annals of Botany, 19, 265-276.
6. Barritt, B. H., Bringhurst, R. S. and Voth, V. (1982). Inheritance of early flowering in relation to breeding day-neutral strawberries. Journal of the American Society for Horticultural Science, 107, 733-736.
7. Battey, N.H., LeMière, P., Tehranifar, A., Cekic, C., Taylor, S., Shrives, K. J., Hadley, P., Greenland, A. J., Darby, J. and Wilkinson, M. J. (1998). Genetic and environmental control of flowering in strawberry. In: Genetic and Environmental Manipulation of Horticultural Crops. (Cockshull, K. E., Gray, D., Seymour, G. B. and Thomas, B., Eds.). CAB International Publications, Wallingford, Oxon., UK. 111-131.
8. Bentvelsen, G. C.M., Bouw, E. and VeldhuyzenVan Zanten, J. E. (1997). Breeding strawberries (Fragaria × ananassa Duch.) from seed. Acta Horticulturae, 439, 149-153.
9. Black, B. L. (2004). Prohexadione-calcium decreases fall runners and advances, branch crowns of 'Chandler' strawberry in a coldclimate annual production system. Journal of the American Society for Horticultural Science, 129, 479-485.
10. Borthwick, H. A. and Parker, M.W. (1953). Light in relation to flowering and vegetative development. Report of the 13th International Horticultural Congress. 801-810.
11. Bradford, E., Hancock, J. F. and Warner, R. M. (2010). Interactions of temperature and photoperiod determine expression of repeat flowering in strawberry. Journal of the American Society for Horticultural Science, 135, 102-107.
12. Breen, P. J. and Martin, L.W. (1981). Vegetative and reproductive growth responses of three strawberry cultivars to nitrogen. Journal of the American Society for Horticultural Science, 106, 266-272.
13. Bringhurst, R. S. and Voth, V. (1981). Selecting and testing dayneutral strawberries. HortScience, 16, 427.
14. Bringhurst, R. S., Ahmadi, H. and Voth, V. (1989). Inheritance of the day-neutral trait in strawberry. Acta Horticulturae, 265, 35-41.
15. Brown, T. and Wareing, P. F. (1965). The genetic control of the everbearing habit and three other characters in varieties of Fragaria vesca. Euphytica, 14, 97-112.
16. Dale, A., Luby, J. J. and Hancock, J. F. (2002). Breeding dayneutral strawberries for Northern North America. Acta Horticulturae, 567, 133-136.
17. Darrow, G. M. (1966). The Strawberry. History, Breeding and Physiology. Holt, Reinhart and Winston, New York, NY, USA. 447 pp.
18. Darrow, G. M. and Waldo, G. F. (1933). Photoperiodism as a cause of the rest period in strawberry. Science, 77, 353-354.
19. Darrow, G. M. and Waldo, G. F. (1934). Responses of strawberry varieties and species to duration of the daily light period. U.S. Department of Agriculture Technical Bulletin. No. 453. 31 pp.
20. Døving, A. and Måge, F. (2001). Prediction of strawberry fruit yield. Acta Agriculturae Scandinavica, Section B, Soil and Plant Science, 51, 35-42.
21. Downs, R. J. and Piringer, A. A. (1955). Differences in photoperiodic response of everbearing and June-bearing strawberries. Proceedings of the American Society for Horticultural Science, 66, 234-236.
22. Durner, E. F. and Poling, E. B. (1988). Strawberry developmental responses to photoperiod and temperature:A review. Advances in Strawberry Production, 7, 6-15.
23. Durner, E. F., Barden, J. A., Himelrick, D. G. and Poling, E.B. (1984). Photoperiod and temperature effects on flower and runner development in day-neutral, June-bearing and everbearing strawberries. Journal of the American Society for Horticultural Science, 109, 396-400.
24. Franklin, K. A. (2009). Light and temperature signal crosstalk in plant development. Current Opinion in Plant Biology, 12, 63-68.
25. Galletta, G. J., Draper, A.D. and Swartz, H. J. (1981). New everbearing strawberries. HortScience, 16, 726.
26. Galletta, G. J. and Bringhurst, R. S. (1990). Strawberry management. In: Small Fruit Crop Management. (Galletta, G. J. and Himelrick, D.G., Eds.). Prentice-Hall Inc., New York, NY, USA, 83-156.
27. Guttridge, C. G. (1955). Observations on the shoot growth of the cultivated strawberry plant. Journal of Horticultural Science, 30, 1-11.
28. Guttridge, C. G. (1958). The effects of winter chilling on the subsequent growth and development of the cultivated strawberry plant. Journal of Horticultural Science, 33, 119-127.
29. Guttridge, C.G. (1959). Further evidence for a growth-promoting and flower-inhibiting hormone in strawberry. Annals of Botany, 23, 612-621.
30. Guttridge, C. G. (1976). Growth, runnering and flowering of strawberry after daylength extension with tungsten and fluorescent lighting. Scientia Horticulturae, 4, 345-352.
31. Guttridge, C.G. (1985). Fragaria × ananassa. In: CRC Handbook of Flowering. (Halevy, A. H., Ed.). Volume III. CRC Press, Inc., Boca Raton, FL, USA, 16-33.
32. Guttridge, C. G. and Thompson, P. A. (1963). The effects of gibberellins on growth and flowering of Fragaria and Duchesnea. Journal of Experimental Botany, 15, 631-646.
33. Halliday, K. J., Salter, M. G., Thingnaes, M. G. and Whitelam, G. C. (2003). The phyB-controlled flowering pathway is temperature sensitive and is mediated by the floral integrator FT. The Plant Journal, 33, 875-885.
34. Hanano, S. and Goto, K. (2011). Arabidopsis TERMINAL FLOWER1 is involved in the regulation of flowering time and inflorescence development through transcriptional repression. The Plant Cell, 23, 3172-3184.
35. Hancock, J. F. (1999). Strawberries. CAB International, Wallingford, Oxon., UK. 237 pp.
36. Hancock, J. F., Hokanson, S. C., Finn, C. E. and Hummer, K. E. (2002). Introducing a super-core collection of wild octoploid strawberries. Acta Horticulturae, 567, 77-79.
37. Hancock, J. F., Drake, C. A., Callow, P.W. and Serçe, S. (2005). Genetic improvement of beach strawberry. HortScience, 40, 1644-1645.
38. Hartman, H. T. (1947). Some effects of temperature and photoperiod on flower formation and runner production in the strawberry. Plant Physiology, 22, 407-420.
39. Hartmann, U., Hohmann, S., Nettesheim, K., Wisman, E., Saedler, H. and Huijser, P. (2000). Molecular cloning of SVP: A negative regulator of the floral transition in Arabidopsis. The Plant Journal, 21, 351-360.
40. Heide, O. M. (1977). Photoperiod and temperature interactions in growth and flowering of strawberry. Physiologia Plantarum, 40, 21-26.
41. Heide, O. M. and Sønsteby, A. (2007). Interactions of temperature and photoperiod in the control of flowering of latitudinal and altitudinal populations of wild strawberry (Fragaria vesca). Physiologia Plantarum, 130, 280-289.
42. Higgins, J. A., Bailey, P. C. and Laurie, D. A. (2010). Comparative genomics of flowering time pathways using Brachypodium distachyon as a model for the temperate grasses. PLoS ONE, 5, 4, e10065.
43. Hytönen, T. and Elomaa, P. (2011). Genetic and environmental regulation of flowering and runnering in strawberry. In: Genomics, Transgenics, Molecular Breeding and Biotechnology of Strawberry. (Husaini, A. M. and Mercado, J. A., Eds.). Genes, Genomes and Genomics, 5, 56-64.
44. Hytönen, T., Mouhu, K., Koivu, I. and Junttila, O. (2008). Prohexadione-Calcium enhances the cropping potential and yield of strawberry. European Journal of Horticultural Science, 73, 210-215.
45. Hytönen, T., Elomaa, P., Moritz, T. and Junttila, O. (2009). Gibberellin mediates daylength controlled differentiation of vegetative meristems in strawberry (Fragaria × ananassa Duch.). BMC Plant Biology, 9, 18.
46. Ito, H. and Saito, T. (1962). Studies on the flower formation in the strawberry plant. I. Effects of temperature and photoperiod on the flower formation. Tohoku Journal of Agricultural Research, 13, 191-203.
47. Iwata, H., Gaston, A., Remay, A., Thouroude, T., Jeauffre, J., Kawamura, K., Oyant, L. H-S., Araki, T., Denoyes, B. and Foucher, F. (2012). The TFL1 homologue KSN is a regulator of continuous flowering in rose and strawberry. The Plant Journal, 69, 116-125.
48. Jahn, O. L. and Dana, M. N. (1966). Dormancy and growth of the strawberry plant. Proceedings of the American Society for Horticultural Science, 89, 322-330.
49. Jahn, O. L. and Dana, M.N. (1970). Crown and inflorescence development in the strawberry, Fragaria ananassa. American Journal of Botany, 57, 605-612.
50. Janick, J. and Eggert, D. A. (1968). Factors affecting fruit size in the strawberry. Proceedings of the American Society for Horticultural Science, 93, 311-316.
51. Jonkers, H. (1965). On the flower formation, the dormancy and the early forcing of strawberries. Mededelingen van de Landbouwhoogeschool Wageningen, 65 (6), 1-59.
52. Jung, J. H., Ju, Y., Seo, P. J., Lee, J. H. and Park, C. M. (2012). The SOC1-SPL module integrates photoperiod and gibberellic acid signals to control flowering time in Arabidopsis. The Plant Journal, 69, 577-588.
53. Konsin, M., Voipio, I. and Palonen, P. (2001). Influence of photoperiod and duration of short-day treatment on vegetative growth and flowering of strawberry (Fragaria × ananassa Duch.). Journal of Horticultural Science & Biotechnology, 76, 77-82.
54. Koskela, E. A., Mouhu, K., Albani, M. C., Kurokura, T., Rantanen, M., Sargent, D. J., Battey, N. H., Coupland, G., Elomaa, P. and Hytönen, T. (2012). Mutation in TERMINAL FLOWER1 reverses the photoperiodic requirement for flowering in the wild strawberry Fragaria vesca. Plant Physiology, 159, 1043-1054.
55. Kotoda, N., Iwanami, H., Takahashi, S. and Abe, K. (2006). Antisense expression of MdTFL1, a TFL1-like gene, reduces the juvenile phase in apple. Journal of the American Society for Horticultural Science, 131, 74-81.
56. Kotoda, N., Hidehiro, H., Suzuki, M., Igarashi, M., Hatsuyama, Y., Kidou, S. I., Igasaki, T., Nishiguchi, M., Yano, K., Shimizu, T., Takahashi, S., Iwanami, H., Moriya, S. and Abe, K. (2010). Molecular characterization of FLOWERING LOCUS T-like genes of apple (Malus × domestica Borkh.). Plant and Cell Physiology, 5, 561-575.
57. Kronenberg, H. G., Wassenaar, L. M. and Van De Lindeloof, C. E. (1976). Effect of temperature on dormancy in strawberry. Scientia Horticulturae, 4, 361-366.
58. Krüger, E., Josuttis, M. and Dietrich, H. (2009). Effect of preharvest temperature, photoactive radiation and fruit thinning on strawberry bioactive compounds. Acta Horticulturae, 838, 199-203.
59. Larson, K. D. (1994). Strawberry. In: CRC Handbook of Environmental Physiology of Fruit Crops. (Schaffer, B. and Anderson, P. C., Eds.). Volume I. CRC Press, Inc., Boca Raton, FL, USA. 271-297.
60. Lee, J. H., Yoo, S. J., Park, S. H., Hwang, I., Lee, J. S. and Ahn, J. H. (2007). Role of SVP in the control of flowering time by ambient temperature in Arabidopsis. Genes and Development, 21, 397-402.
61. Le Mière, P., Hadley, P., Darby, J. and Battey, N. H. (1996). The effect of temperature and photoperiod on the rate of flower initiation and the onset of dormancy in the strawberry (Fragaria × ananassa Duch.). Journal of Horticultural Science, 71, 361-371.
62. Lieten, F. (1997). Effects of chilling and night-break treatment on greenhouse production of 'Elsanta'. Acta Horticulturae, 439, 633-640.
63. Lieten, F. (2002). The effect of nutrition prior to and during flower differentiation on phyllody and plant performance of short day strawberry 'Elsanta'. Acta Horticulturae, 567, 345-348.
64. Lieten, F., Kinet, J-M. and Bernier, G. (1995). Effect of prolonged cold storage on the production capacity of strawberry plants. Scientia Horticulturae, 60, 213-219.
65. Luby, J. J., Hancock, S. C. and Ballington, J. R. (1992). Collection of native strawberry germplasm in the Pacific Northwest and Northern Rocky Mountains of the United States. HortScience, 27, 12-17.
66. Mabberley, D. J. (2002). Potentilla and Fragaria (Rosaceae) reunited. Telopea, 9, 793-801.
67. Manakasem, Y. and Goodwin, P. B. (2001). Responses of dayneutral and Junebearing strawberries to temperature and daylength. Journal of Horticultural Science & Biotechnology, 76, 629-635.
68. McDaniel, C. N. (1994). Photoperiodic induction, evocation and floral initiation. In: The Development of Flowers. (Grayson, R. I., Ed.). Oxford University Press, Oxford, UK. 25-43.
69. Moore, J. N., Brown, G. R. and Brown, E. D. (1970). Comparison of factors influencing fruit size in large-fruited and smallfruited clones of strawberry. Journal of the American Society for Horticultural Science, 95, 827-831.
70. Mouhu, K., Hytönen, T., Folta, K., Rantanen, M., Paulin, L., Auvinen, P. and Elomaa, P. (2009). Characterization of flowering genes in strawberry, a perennial SD plant. BMC Plant Biology, 9, 122.
71. Nes, A., Sønsteby, A. and Heide, O. M. (2009). Performance of everbearing strawberry cultivars in a Nordic climate. Acta Horticulturae, 842, 781-784.
72. Nicoll, M. F. and Galletta, G. J. (1987). Variation in growth and flowering habits in June-bearing and everbearing strawberries. Journal of the American Society for Horticultural Science, 112, 872-880.
73. Nishiyama, M. and Kanahama, K. (2000). Effects of temperature and photoperiod on the development of inflorescences in everbearing strawberry (Fragaria × ananassa Duch.) plants. Acta Horticulturae, 514, 261-267.
74. Nishiyama, M. and Kanahama, K. (2002). Effects of photoperiod and temperature on flower bud initiation in day-neutral and everbearing strawberries. Acta Horticulturae, 567, 253-255.
75. Opstad, N., Sønsteby, A., Myrheim, U. and Heide, O. M. (2011). Seasonal timing of floral initiation in strawberry: Effects of cultivar and geographic location. Scientia Horticulturae, 129, 127-134.
76. Porri, A., Torti, S., Romera-Branchera, M. and Coupland, G. (2012). Spatially distinct regulatory roles for gibberellins in the promotion of flowering of Arabidopsis under long photoperiods. Development, 139, 2198-2209.
77. Remay, A., Lalanne, D., Thouroude, T., Le Couvier, F., Oyant, LH-S. and Foucher, F. (2009). A survey of flowering genes reveals the role of gibberellins in floral control in rose. Theoretical and Applied Genetics, 119, 767-781.
78. Roberts, A.V., Blake, P. S., Lewis, R., Taylor, J. M. and Dunstan, D. I. (1999). The effect of gibberellins on flowering in roses. Journal of Plant Growth Regulation, 18, 113-119.
79. Rousseau-Gueutin, M., Lerceteau-Köhler, E., Barrot, L., Sargent, D. J., Monfort, A., Simpson, D.W., Arús, P., Guéin, G. and Denoyes-Rothan, B. (2008). Comparative genetic mapping between octoploid and diploid Fragaria species reveals a high level of colinearity between their genomes and the essentially disomic behavior of the cultivated octoploid strawberry. Genetics, 179, 2045-2060.
80. Rünger, W. (1961). Über den Einfluss der Stickstoffernärung und der Temperatur wärend Langtag-und Kurztagperioden auf die Blütenbildung von Kalanchoë blossfeldiana. Planta, 56, 517-529.
81. Sakin, M., Hancock, J. F. and Luby, J. J. (1997). Identifying new sources of genes that determine cyclic flowering in Rocky Mountain populations of Fragaria virginiana ssp. glauca Staudt. Journal of the American Society for Horticultural Science, 122, 205-210.
82. Sargent, D. J., Davis, T. M., Tobutt, K. R., Wilkinson, M. J., Battey, N. H. and Simpson, D.W. (2004). A genetic linkage map of microsatellite, gene-specific and morphological markers in diploid Fragaria. Theoretical and Applied Genetics, 109, 1385-1391.
83. Serçe, S. and Hancock, J. F. (2005). The temperature and photoperiod regulation of flowering and runnering in the strawberries Fragaria chiloensis, F. virginiana, and F. × ananassa. Scientia Horticulturae, 167, 167-177.
84. Serreze, M. C., Walsh, J. E., Chapin III, F. S., Osterkamp, T., Dyurgerov, M., Romanovsky, V., Oechel, W.C., Morison, J., Zhang, T. and Barry, R. G. (2000). Observational evidence of recent change in the northern high-latitude environment. Climate Change, 46, 159-207.
85. Shulaev, V., Sargent, D. J., Crowhurst, R. N., Mockler, T. C., Folkerts, O., Delcher, A. L., Jaiswal, P., Mockaitis, K., Liston, A., Mane, S. P., Burns, P., Davis, T. M., Slovin, J. P., Bassil, N., Hellens, R. P., Evans, C., Harkins, T., Kodira, C., Desany, B., Crasta, O. R., Jensen, R. V., Allan, A. C., Michael, T. P., Setubal, J. C., Celton, J. M., Rees, D. J., Williams, K. P., Holt, S. H., Ruiz Rojas, J. J., Chatterjee, M., Liu, B., Silva, H., Meisel, L., Adato, A., Filichkin, S. A., Troggio, M., Viola, R., Ashman, T. L., Wang, H., Dharmawardhana, P., Elser, J., Raja, R., Priest, H. D., Bryant, D. W. Jr, Fox, S. E., Givan, S. A., Wilhelm, L. J, Naithani, S., Christoffels, A., Salama, D. Y., Carter, J., Lopez Girona, E., Zdepski, A., Wang, W., Kerstetter, R.A., Schwab, W., Korban, S. S., Davik, J, Monfort, A., Denoyes Rothan, B, Arus, P., Mittler, R., Flinn, B., Aharoni, A., Bennetzen, J. L., Salzberg, S. L., Dickerman, A.W., Velasco, R., Borodovsky, M., Veilleux, R. E. and Folta, K. M. (2011). The genome of woodland strawberry (Fragaria vesca). Nature Genetics, 43, 109-116.
86. Simpson, D. W. (1993). The performance of North American dayneutral cultivars and the use of this germplasm for breeding in the United Kingdom. Acta Horticulturae, 348, 124-130.
87. Sironval, C. (1957). La photopériode et la sexualisation du Fraisiser des quatre-saisons à fruits rouges. Comptes Rendus de Researches IRSIA, 18, 1-229.
88. Smeets, L. (1980). Effects of temperature and daylength on flower initiation and runner formation in two everbearing strawberry cultivars. Scientia Horticulturae, 12, 19-26.
89. Sønsteby, A. and Nes, A. (1998). Short days and temperature effects on growth and flowering in strawberry. Journal of Horticultural Science & Biotechnology, 73, 730-736.
90. Sønsteby, A. and Heide, O. M. (2006). Dormancy relations and flowering of the strawberry cultivars Korona and Elsanta as influenced by photoperiod and temperature. Scientia Horticulturae, 110, 57-67.
91. Sønsteby, A. and Heide, O. M. (2007a). Quantitative long-day flowering response in the perpetual-flowering F1 strawberry cultivar Elan. Journal of Horticultural Science & Biotechnology, 82, 266-274.
92. Sønsteby, A. and Heide, O. M. (2007b). Long-day control of flowering in everbearing strawberries. Journal of Horticultural Science & Biotechnology, 82, 875-884.
93. Sønsteby, A. and Heide, O. M. (2008a). Temperature responses, flowering and fruit yield of the June-bearing strawberry cultivars Florence, Frida and Korona. Scientia Horticulturae, 119, 49-54.
94. Sønsteby, A. and Heide, O. M. (2008b). Flowering physiology of populations of Fragaria virginiana. Journal of Horticultural Science & Biotechnology, 83, 641-647.
95. Sønsteby, A. and Heide, O. M. (2008c). Long-day rather than autonomous control of flowering in the diploid everbearing strawberry Fragaria vesca ssp. semperflorens. Journal of Horticultural Science & Biotechnology, 83, 360-366.
96. Sønsteby, A. and Heide, O. M. (2009). Environmental control of flowering and runnering in three contrasting populations of Fragaria chiloensis. Journal of Horticultural Science & Biotechnology, 84, 267-272.
97. Sønsteby, A. and Heide, O. M. (2011). Environmental regulation of dormancy and frost hardiness in Norwegian populations of wood strawberry (Fragaria vesca L.). The European Journal of Plant Science and Biotechnology, 5, 42-48.
98. Sønsteby, A., Heide, O. M., Grimsby, I. and Grimsby, S. (2006). Out-of-season strawberry production in Norway: Yield responses of cv. Korona to photoperiod preconditioning treatment. Acta Horticulturae, 708, 371-374.
99. Sønsteby, A., Opstad, N., Myrheim, U. and Heide, O. M. (2009). Interaction of short day and timing of nitrogen fertilization on growth and flowering of 'Korona' strawberry (Fragaria × ananassa Duch.). Scientia Horticulturae, 123, 204-209.
100. Stadelbacker, G. J. (1963). Why so much variation in strawberry fertilizer recommendations and practices. In: The Strawberry. Proceedings of the National Strawberry Conference. (Smith, C. R. and Childers, N. F., Eds.). Rutgers University, New Brunswick, NJ, USA. 81-85.
101. Staudt, G. (1989). The species of Fragaria, their taxonomy and geographical distribution. Acta Horticulturae, 265, 23-33.
102. Stavang, J. A., Lindgård, B., Erntsen, B., Lid, S. E., Olsen, J. E. and Moe, R. (2005). Thermoperiodic stem elongation is mediated by transcriptional regulation of GA inactivation in Pisum sativum. Plant Physiology, 138, 2344-2353.
103. Stavang, J. A., Junttila, O., Moe, R. and Olsen, J. E. (2007). Differential temperature regulation of GA metabolism in light and darkness. Journal of Experimental Botany, 58, 3061-3069.
104. Stavang, J. A., Gallego-Bartolome, J., Gómez, M. D., Yoshida, S., Asami, T., Olsen, J. E., García-Martinez, J. L., Alabadi, D. and Blázquez, M. A. (2009). Hormonal regulation of temperature-induced growth in Arabidopsis. The Plant Journal, 60, 589-601.
105. Stewart, P. J. (2007). Molecular Characterization of Photoperiodic Flowering in Strawberry (Fragaria sp.). Ph.D. Thesis. University of Florida, Gainsville, FL, USA. 151 pp.
106. Stewart, P. J. and Folta, K. M. (2010). A review of photoperiodic flowering research in strawberry (Fragaria spp.). Critical Reviews in Plant Science, 29, 1-13.
107. Suárez-López, P., Wheatley, K., Robson, F., Onouchi, H., Valverde, F. and Coupland, G. (2001). CONSTANS mediates between the circadian clock and the control of flowering in Arabidopsis. Nature, 410, 1116-1120.
108. Tafazoli, E. and Vince-Prue, D. (1978). A comparison of the effects of long days and exogenous growth regulators on growth and flowering in strawberry, Fragaria × ananassa Duch. Journal of Horticultural Science, 53, 255-259.
109. Taylor, D. R. (2002). The physiology of flowering in strawberry. Acta Horticulturae, 567, 245-251.
110. Taylor, D. R., Blake, P. S. and Browning, G. (1994). Identification of gibberellins in leaf tissues of strawberry (Fragaria × ananassa Duch.) grown under different photoperiods. Plant Growth Regulation, 15, 235-240.
111. Taylor, D. R., Atkey, P. T., Wickenden, M. F. and Crisp, C. M. (1997). A morphological study of flower initiation and development in strawberry (Fragaria × ananassa) using cryo-scanning microscopy. Annals of Applied Biology, 130, 141-152.
112. Taylor, D. R., Blake, P. S. and Crisp, C. M. (2000). Identification of gibberellins in leaf exudates of strawberry (Fragaria × ananassa Duch.). Plant Growth Regulation, 30, 221-223.
113. Thomas, B. and Vince-Prue, D. (1997). Photoperiodism in Plants. 2nd. Edition. Academic Press, London, UK. 428 pp.
114. Tränkner, C., Lehmann, S., Hoenicka, H., Hanke, M. V., Fladung, M., Lenhardt, D., Dunemann, F., Gau, A., Schlangen, K., Malnoy, M. and Flachowsky, H. (2010). Over-expression of an FT-homolog gene of apple induces early flowering in annual and perennial plants. Planta, 232, 1309-1324.
115. Ueno, Y., Ito, M. and Matsukawa, J. (1962). Flowering and vegetative growth of strawberry. II. Influence of the 'light break' effect. Journal of the Japanese Society for Horticultural Science, 31, 81-85. (In Japanese with English summary.)
116. Valverde, F., Mouradov, A., Soppe, W., Ravenscroft, D., Samach, A. and Coupland, G. (2004). Photoreceptor regulation of CONSTANS protein in photoperiodic flowering. Science, 303, 1003-1006.
117. Van Delm, T., Melis, P., Stoffels, K. and Baets, W. (2013). Preharvest night-interruption on everbearing cultivars in out-ofsoil strawberry cultivation in Belgium. International Journal of Fruit Science, 13, 217-226.
118. Verheul, M. J., Sønsteby, A. and Grimstad, S. O. (2006). Interaction of photoperiod, temperature, duration of short-day treatment and plant age on flowering of Fragaria × ananassa Duch. cv. Korona. Scientia Horticulturae, 107, 164-167.
119. Verheul, M. J., Sønsteby, A. and Grimstad, S.O. (2007). Influence of day and night temperatures on flowering of Fragaria × ananassa Duch. cvs. Korona and Elsanta. Scientia Horticulturae, 112, 200-206.
120. Vince-Prue, D. (1976). Phytochrome and photoperiodism. In: Light and Plant Development. (Smith, H., Ed.). Butterworths, London, UK. 347-369.
121. Vince-Prue, D. and Guttridge, C. G. (1973). Floral initiation in strawberry: spectral evidence for the regulation of flowering by long-day inhibition. Planta, 110, 165-172.
122. Von Naumann, W.D. (1964). Timing of irrigation and fruit bud differentiation of strawberry. Gartenbauwissenschaft, 29, 21-30.
123. Wagstaffe, A. and Battey, N. H. (2006). Characterisation of the thermodormancy response of the everbearing strawberry 'Everest'. Journal of Horticultural Science & Biotechnology, 81, 1086-1092.
124. Weebadde, C. K., Wang, D., Finn, C. E., Lewers, K. S., Luby, J. J., Bushacra, J. J., Sjulin, T. M. and Hancock, J. F. (2008). Using a linkage mapping approach to identify QTL for day-neutrality in the octoploid strawberry. Plant Breeding, 127, 94-101.
125. Wigge, P. A. (2011). FT, a mobile developmental signal in plants. Current Biology, 21, R374-R378.
126. Wiseman, N. J. and Turnbull, C. G. N. (1999). Endogenous gibberellins content does not correlate with photoperiod-induced growth changes in strawberry petioles. Australian Journal of Plant Physiology, 26, 359-366.
127. Yamaguchi, S. (2008). Gibberellin metabolism and its regulation. Annual Review of Plant Biology, 59, 225-251.
128. Yanagi, T. and Oda, Y. (1990). Effects of chilling history on successive flowering and runner development of everbearing and non-everbearing strawberry cultivars. Journal of the Japanese Society for Horticultural Science, 59, 357-363.
129. Yanagi, T., Yachi, T., Okuda, N. and Okamoto, K. (2006a). Light quality of continuous illuminating at night to induce floral initiation of Fragaria chiloensis L. CHI-24-1. Scientia Horticulturae, 109, 309-314.
130. Yanagi, T., Yachi, T. and Okuda, N. (2006b). Photoperiodic reactions of sexual and asexual reproduction in Fragaria chiloensis L. CHI-24-1 plants grown at various temperatures. Scientia Horticulturae, 110, 187-191.
131. Yano, M., Katayose, Y., Ashikari, M., Yamanaouchi, U., Monna, L., Fuse, T., Baba, T., Yamamoto, K., Umehara, Y., Nagamura, Y. and Sasaki, T. (2000). Hdl, a major photoperiod sensitive quantitative trait locus in rice, is closely related to the Arabidopsis flowering time gene CONSTANS. The Plant Cell, 12, 2473-2483.
132. Yanovsky, M. J. and Kay, S. A. (2002). Molecular basis of seasonal time measurement in Arabidopsis. Nature, 419, 308-312.