1. Abdel-Mawgoud, A.M.R., El-Greadly, N.H.M., Helmy, Y.I., Singer, S.M. (2007). Responses of tomato plants to different rates of humic-based fertilizer and NPK fertilization. Journal of Applied Sciences Research, 3(2), 169-174.

2. Abdullah, A.T., Hanafy, M.S., EL-Ghawwas, E.O., Ali, Z.H. (2012). Effect of compost and some biofertilizers on growth, yield, essential oil productivity and chemical composition of Rosmarinus officinalis L. plants. Journal of Horticultural Science & Ornamental Plants, 4(2), 201-214.

3. Akbari Charmhini, S., Moalemi, N. (2011). The effect of gibberellic acid on vegetative growth of olive seedlings (Olea europaea L.). Journal of Horticultural Sciences (Agricultural Sciences and Industries), 24(2): 184-188 (In Persian).

4. Al-Khassawneh, N.M., Karam, N.S., Shibli, R.A. (2006). Growth and flowering of black iris (Iris nigricans Dinsm.) following treatment with plant growth regulators. Scientia Horticulturae, 107(2), 187-193.‌ [DOI:10.1016/j.scienta.2005.10.003]

5. Allahvirdizadeh, N., Nazari Deljou, M.J. (2014). Effect of humic acid on morph-physiological traits, nutrients uptake and postharvest vase life of pot marigold cut flower (Calendula officinalis cv. Crysantha) in hydroponic system. Journal of Science and Technology of Greenhouse Culture, 5(2), 133-143 (In Persian).

6. Atiyeh, R.M., Lee, S., Edwards, C.A., Arancon, N.Q., Metzger, J.D. (2002). The influence of humic acids derived from earthworm-processed organic wastes on plant growth. Bioresource Technology, 84(1), 7-14. [DOI:10.1016/S0960-8524(02)00017-2]

7. Autio, J. (2000). Supplementary lighting regimes strongly affect the quantity of gerbera flower yield. Acta Horticulturrae, 515, 91-98. [DOI:10.17660/ActaHortic.2000.515.10]

8. Baldotto, M.A., Lilian, E.B. (2013). Gladiolus development in response to bulb treatment with different concentrations of humic acids. Revista Ceres, 60(1), 138-142.‌ [DOI:10.1590/S0034-737X2013000100020]

9. Baskaran, V., Misra, R.L. (2007). Effect of plant growth regulators on growth and flowering of gladiolus. Indian Journal of Horticulture, 64(4), 479-482.

10. Ben-Jaacov, J. (2004). Gibberellic acid spray increased size and quality of protea pink ice flowers-a preliminary experiment. VII International Protea Research Symposium 716 (pp. 135-140).‌ [DOI:10.17660/ActaHortic.2006.716.18]

11. Bhujbal, G.B., Chavan, N.G., Mehetre, S.S. (2014). Importance of growth regulatore and cold storage treatments for breaking of gladiolus (Gladiolus grandiflorus L.) corm dormancy. An International Quality Journal in Life Science, 9(2), 501-505.

12. Burchi, G.B., Nesi, B., Grassoti, A. (2005). Longevity and ethylene production during development stages of two cultivars of Lilium flowers ageing on plant or in vase. Acta Horticulture, 682, 813-821. [DOI:10.17660/ActaHortic.2005.682.106]

13. Chamani, E., Esmaeilpour, B., Poorbeirami Hir, Y., Maleki Lajayer, H., Saadati, A. (2012). Investigation the effects of thidiazouron and humic acid on postharvest life of cut Alstroemeria aurantifolia. Journal of Horticultural Science, 26(2), 147-152 (In Persian).

14. Chen, J., Henny, R.J., McConnell, D.B., Caldwell, R.D. (2003). Gibberellic acid affects growth and flowering of Philodendron 'Black Cardinal'. Plant Growth Regulation, 41(1), 1-6. [DOI:10.1023/A:1027326705060]

15. Chen, Y., Clapp, C.E., Magen, H. (2004). Mechanisms of plant growth stimulation by humic substances: The role of organo-iron complexes. Soil Science and Plant Nutrition, 50(7), 1089-1095. [DOI:10.1080/00380768.2004.10408579]

16. Comber, H.F. (1949). A new classification of the genus Lilium. Lily Year Book. Royal Horicultural. Society, 13, 86-105.

17. Danai, A., Mostafavi, V.Y., Moradi, P., Azizi Nejad, R. (2011). The effect of some hormonal and chemical treatments on longevity and quality traits of cut Gerbera flower. Journal Crops Improvement. 13(1): 22-28 (In Persian).

18. Dastyari, M., Hoseini Fari, M. (2014). Effect of humic acid and putrescine on vegetative characteristics and vase life of rose. Journal of Science and Technology of Greenhouse Culture, 5(20), 241-250 (In Persian).

19. De Jong, P.C. (1974). Some notes on the evolution of lilies. Lily Year book, North American Lily Society, 27, 23-28.

20. De, L.C., Dhiman, K.R. (2005). Effect of leaf manures, potassium and GA3 on growth, flowering and longevity of tuberose. Journal of Ornamental Horticulture, 4(8), 50-52.

21. Edrisi, B., Mirzaei, S. (2017). An investigation into the effect of gibberellic acid and storage temperature on vegetative and reproductive characteristics of tuberose (Polianthes tuberosa). Journal of Ornamental Plants, 7(2), 137-146.

22. Eid, R.A., Abou-Leila, B.H. (2006). Response of croton plants to gibberellic acid, benzyladenine and ascorbic acid application. Word Journal of Agricultural Sciences, 2(2), 174-179.

23. Elhindi, K.M. (2012). Evaluation of several holding solutions for prolonging vase-life and keeping quality of cut sweet pea flowers (Lathyrus odoratus L.). Saudi Journal of Biological Sciences, 19(2), 195-202. [DOI:10.1016/j.sjbs.2011.12.001]

24. El-Naggar, A.H., El-Naggar, A.A. M., Ismaiel, N.M. (2009). Effect of phosphorus application and gibberellic acid (GA3) on the growth and flower quality of Dianthus caryophyllus L. American-Eurasian Journal of Agricultural and Environmental Science, 6(4), 400-410.

25. Emongor, V.E. (2004). Effects of gibberellic acid on postharvest quality and vase life of gerbera cut flowers (Gerbera jamesonii). Journal of Agronomy, 3(3), 191-195. [DOI:10.3923/ja.2004.191.195]

26. ‌Ezhilmathi, K., Singh, V.P., Arora, A., Sairam, R.K. (2007). Effect of 5-sulfosalicylic acid on antioxidant activity in relation to vase life of Gladiolus cut flowers. Plant Growth Regulation, 51(2), 99-108. [DOI:10.1007/s10725-006-9142-2]

27. Fan, H.M., Li, T., Sun, X., Sun, X.Z., Zheng, C.S. (2015). Effects of humic acid derived from sediments on the postharvest vase life extension in cut chrysanthemum flowers. Postharvest Biology and Technology, 101, 82-87. [DOI:10.1016/j.postharvbio.2014.09.019]

28. Fan, H., Wang, X., Sun, X., Li, Y., Sun, X. and Zheng, C. (2014). Effects of humic acid derived from sediments on growth, photosynthesis and chloroplast ultrastructure in chrysanthemum. Scientia Horticulturae, 177, 118-123. [DOI:10.1016/j.scienta.2014.05.010]

29. Ferrante, A., Mensuali-Sodi, A., Serra, G. (2009). Effect of thidiazuron and gibberellic acid on leaf yellowing of cut stock flowers. Central European Journal of Biology, 4(4), 461-468. [DOI:10.2478/s11535-009-0039-8]

30. Gharib, S.A., El-Mogy, M.M., Gawad, A., Shalaby, E.A. (2011). Influence of compost, amino and humic acids on the growth, yield and chemical parameters of strawberries. Journal of Medicinal Plants Research, 5(11), 2304-2308.

31. Heidary, H., Salehe, A. (2018). The effect of vermicompost on morphophysiological characteristics of Stachys pilifera in greenhouse. Journal of Crops Improvement, 19(1), 15-30.

32. Hettiarachchi, M.P., Balas, J. (2005). Postharvest handling of cut kniphofia (Kniphofia uvaria oken 'Flamenco') flowers. Acta Horticulturea, 669, 359-366. [DOI:10.17660/ActaHortic.2005.669.47]

33. Hopkins, W.G., Huner, N.P. (1995). Introduction to Plant Physiology. New York: John Willey and Sons. pp. 112-145.

34. Iqbal, N., Nazar, R., Iqbal, M., Khan, R., Masood, A., Khan, N.A. (2011). Role of gibberellins in regulation of source-sink relations under optimal and limiting environmental conditions. Current Science, 100(7), 998-1007.

35. Janowska, B., Andrzejak, R. (2010). Effect of gibberellic acid spraying and soaking of rhizomes on the growth and flowering of calla lily (Zantedeschia Spreng.). Acta Agrobotanica, 63(2), 155-160. [DOI:10.5586/aa.2010.043]

36. Kaya, M., Atak, M., Khawar, K.M., Ciftci, C.Y., Ozcan, S. (2005). Effect of presowing seed treatment with zinc and foliar spray of humic acids on yield of common bean (Phaseolus vulgaris L.). International Journal of Agriculture and Biology, 6, 875-878.

37. Khan, F.U., Tewari, G.N. (2003). Effect of growth regulators on growth and flowering of dahlia (Dahlia variabilis L.). Indian Journal of Horticulture, 60(2), 192-194.‌

38. Khan, N.A., Singh, S., Nazar, R., Lone, P.M. (2007). The source- sink relationship in mustard. Asian and Australasian Journal of Plant Science and Biotechnology, 1, 10-18.

39. Khosh-Khui, M. (2012). New Principles of Horticulture. Frist Edition. Shiraz University. 646P (In Persian).

40. Kumar, P., Raghava, S.P.S., Misra, R.L., Singh, K.P. (2003). Effect of GA3 on growth and yield of China aster. Journal of Ornamental Horticulture, 6(2), 110-112.‌

41. Kumar, S., Malik, A., Dahiya, D.S., Kaur, M. (2018). Appraisal of asiatic hybrid lilium cultivars under polyhouse growing condition in semi-arid Haryana. International Journal of Current Microbiology and Applied Sciences, 7, 3389-3394. [DOI:10.20546/ijcmas.2018.706.398]

42. Lichtenthaler, H.K. (1987). Chlorophylls and carotenoids: pigments of photosynthetic biomembranes. Methods in Enzymology, 148, 350-382.‌ [DOI:10.1016/0076-6879(87)48036-1]

43. Mashahiri, Y., Hassanpour Asil, M. (2018). Evaluation of gibberellic acid and humic acid on morpho-physiological indices and vase life of cut flower daffodil (Narcissus pseudonarcissus). Journal of Plant Production Research, 24(4), 79-92 (In Persian).

44. Memon, S.A., Khetran, K. (2014). Effect of humic acid and calcium chloride on the growth and flower production of Snapdragon (Antirrhinum majus). Journal of Agricultural Technology, 10(6), 1557-1569.

45. Mutui, T.M., Emongor, V.E., Hutchinson, M.J. (2001). Effect of accel on the vase life and postharvest quality of (Alestromeria aurantiaca L.) cut flowers. Africa Journal of Scientia Technology, 2, 82-88. [DOI:10.4314/ajst.v2i1.44650]

46. Nabavi Mohajer, Z.S., Hassanpour Asil, M., Olfatiy, J.A., Khaledian, M. (2018). Effect of macro elements concentration on quantitative and qualitative traits of lily flower (Lilium LA Hybrid Fangio) in soilless culture. Iranian Journal of Horticultural Science, 50(1), 47-60 (In Persian).

47. Nardi, S., Pizzeghello, D., Muscolo, A., Vianello, A. (2002). Physiological effects of humic substances on higher plants. Soil Biology and Biochemistry, 34(11), 1527-1536.‌ [DOI:10.1016/S0038-0717(02)00174-8]

48. Nikbakht, A., Kafi, M., Babalar, M., Xia, Y.P., Luo, A., Etemadi, N.A. (2008). Effect of humic acid on plant growth, nutrient uptake, and postharvest life of gerbera. Journal of Plant Nutrition, 31(12), 2155-2167.‌ [DOI:10.1080/01904160802462819]

49. Norouzi, P., Naderi, R., Babalar, M., Kalantari, S., Kafi, M. (2012). The effect of gibberellic acid (GA3) on some characteristics of cyclamen flowering during the second flowering year. Iranian Journal of Horticaltural Sciences, 43(3), 305-310 (In Persian).

50. Olszewski, N., Sun, T.P., Gubler, F. (2002). Gibberellin signaling: biosynthesis, catabolism, and response pathways. The Plant Cell, 14, 61-80.‌ [DOI:10.1105/tpc.010476]

51. Rajera, S., Sharma, P., Sharma, B.K.P. (2017). Effect of different growing media on growth and flower production of LA hybrid lily. International Journal of Current Microbiology and Applied Sciences, 6, 2076-2089. [DOI:10.20546/ijcmas.2017.608.247]

52. Rana, P., Kumar, J., Kumar, M. (2005). Response of GA3, plant spacing and planting depth on growth, flowering and corm production in gladiolus. Journal of Ornamental Horticulture, 8(1), 41-44.

53. Rani, P., Singh, P. (2013). Impact of gibberellic acid pretreatment on growth and flowering of tuberose (Polianthes tuberosa L.) cv. 'Prajwal'. Journal of Tropical Plant Physiology, 5, 33-41.

54. Saleem Khan, A., Chaudhry, N.Y. (2006). GA3 improves flower yield some gerbera treated with lead and mercury. African Journal of Biotechnology, 5(2), 149-153.

55. Sarkar, M.A.H., Hossain, M.I., Uddin, A.F.M.J., Uddin, M.A., N., Sarkar, M.D. (2014). Vegetative, floral and yield attributes of gladiolus in response to gibberellic acid and corm size. Scientia Agriculturae, 7(3), 142-146. [DOI:10.15192/PSCP.SA.2014.3.3.142146]

56. Shimizu-Yumoto, H., Ichimura, K. (2010). Combination pulse treatment of 1-naphthalene acetic acid and aminoethoxy vinylglycine greatly improves postharvest life in cut Eustoma flowers. Postharvest Biology and Technology, 56(1), 104-107. [DOI:10.1016/j.postharvbio.2009.10.001]

57. Shoor, M., Tehranifar, A., Nemati, H., Salahvarzy, Y., Alizadeh, B. (2008). Effect of Gibberellic acid and cold storage on some quantitative traits of cut flowers (Polianthes tuberosa L.). Agricultural Research: Water, Soil and Agricultural Plants, 4, 239-247 (In Persian).

58. Singh, A., Kumar, J., Kumar, P. (2008). Effects of plant growth regulators and sucrose on postharvest physiology, membrane stability and vase life of cut spikes of gladiolus. Plant Growth Regulation, 55(3), 221.‌ [DOI:10.1007/s10725-008-9278-3]

59. Skutnik, E., Lukaszewska, A., Serek, M., Rabiza, J. (2001). Effect of growth regulators on postharvest characteristics of Zantedeschia aethiopica. Postharvest Biology and Technology, 21(2), 241-246.‌ [DOI:10.1016/S0925-5214(00)00151-4]

60. Sumanasiri, H., Krishnarajah, S.A., Eeswara, J.P. (2013). Effect of gibberellic acid on growth and flowering of Henckelia humboldtianus gardner (Ceylon Rock Primrose). Scientia Horticulturae, 159, 29-32. [DOI:10.1016/j.scienta.2013.04.021]

61. van Doorn, W.G. (1999). Role of soluble carbohydrates in flower senescence: a survey. In VII International Symposium on Postharvest Physiology of Ornamental Plants, 543, 179-183. [DOI:10.17660/ActaHortic.2001.543.21]

62. van Doorn, W.G., Cruz, P. (2000). Evidence for a wounding-induced xylem occlusion in stems of cut chrysanthemum flowers. Postharvest Biology and Technology, 19(1), 73-83. [DOI:10.1016/S0925-5214(00)00069-7]

63. van Ieperen, W., Nijsse, J., Keijzer, K., Scheenen, T., Van As, H., van Meeteren, U. (1999). Processes and xylem anatomical properties involved in rehydration dynamics of cut flowers. VII International Symposium on Postharvest Physiology of Ornamental Plants, 543, 199-205. [DOI:10.17660/ActaHortic.2001.543.25]

64. Yamamoto, S., Yamagiwa, Y., Inaba, Z., Handa, T. (2018). Morphological and simple sequence repeat analysis to clarify the diversity of natural Lilium japonicum and L. auratum hybrids in the hybrid zone of the Izu Peninsula, Japan. The Horticulture Journal, 87(1), 115-123. [DOI:10.2503/hortj.OKD-074]

65. Youssef, A.A., Mahgoub, M.H., Talaat, I.M. (2004). Physiological and biochemical aspects of Matthiola incana L. plants under the effect of putrescine and kinetin treatments. Egyptian Journal of Applied Science, 19(9), 492-510.

66. Abdel-Mawgoud, A. M. R., El-Greadly, N. H. M., Helmy, Y. I., Singer, S. M. (2007). Responses of tomato plants to different rates of humic-based fertilizer and NPK fertilization. Journal of Applied Sciences Research, 3(2), 169-174.

67. Abdullah, A.T., Hanafy, M.S., EL-Ghawwas, E.O., Ali, Z.H. (2012). Effect of compost and some biofertilizers on growth, yield, essential oil productivity and chemical composition of Rosmarinus officinalis L. plants. Journal of Horticultural Science & Ornamental Plants, 4 (2), 201-214.

68. Akbari Charmhini, S., Moalemi, N. (2011). The effect of gibberellic acid on vegetative growth of olive seedlings (Olea europaea L.) . Journal of Horticultural Sciences (Agricultural Sciences and Industries). 24(2): 184-188 (In persian).

69. Al-Khassawneh, N. M., Karam, N. S., Shibli, R. A. (2006). Growth and flowering of black iris (Iris nigricans Dinsm.) following treatment with plant growth regulators. Scientia Horticulturae, 107(2), 187-193.‌ [DOI:10.1016/j.scienta.2005.10.003]

70. Allahvirdizadeh, N., Nazari Deljou, M. J. (2014). Effect of humic acid on morph-physiological traits, nutrients uptake and postharvest vase life of pot marigold cut flower (Calendula officinalis cv. Crysantha) in hydroponic system. Journal of Science and Technology of Greenhouse Culture-Isfahan University of Technology, 5(2), 133-143 (In Persian).

71. Atiyeh, R. M., Lee, S., Edwards, C. A., Arancon, N. Q., Metzger, J. D. (2002). The influence of humic acids derived from earthworm-processed organic wastes on plant growth. Bioresource Technology, 84(1), 7-14. [DOI:10.1016/S0960-8524(02)00017-2]

72. Autio, J. (2000). Supplementary lighting regimes strongly affect the quantity of gerbera flower yield. Acta Horticulturrae. 515: 91-98. [DOI:10.17660/ActaHortic.2000.515.10]

73. Baldotto, M. A., Lilian, E. B. (2013). Gladiolus development in response to bulb treatment with different concentrations of humic acids. Revista Ceres, 60(1), 138-142.‌ [DOI:10.1590/S0034-737X2013000100020]

74. Baskaran, V., Misra, R. L. (2007). Effect of plant growth regulators on growth and flowering of gladiolus. Indian Journal of Horticulture, 64(4), 479-482.

75. Ben-Jaacov, J. (2004). Gibberellic acid spray increased size and quality of protea pink ice flowers-a preliminary experiment. In VII International Protea Research Symposium 716 (pp. 135-140).‌ [DOI:10.17660/ActaHortic.2006.716.18]

76. Bhujbal, G. B., Chavan, N. G., Mehetre, S. S. (2014). Importance of growth regulatore and cold storage treatments for breaking of gladiolus (Gladiolus grandiflorus L.) corm dormancy. An International Quality Journal in Life Science, 9(2), 501-505.

77. Burchi, G. B., Nesi, B., Grassoti, A. (2005). Longevity and ethylene production during development stages of two cultivars of Lilium flowers ageing on plant or in vase. Acta Horticulture, 682 813-821. [DOI:10.17660/ActaHortic.2005.682.106]

78. Chamani, E., Esmaeilpour, B., Poorbeirami Hir, Y., Maleki Lajayer, H., Saadati, A. (2012). Investigation the effects of thidiazouron and humic acid on postharvest life of cut Alstroemeria aurantifolia. Journal of Horticultural Science, 26(2), 147-152 (In Persian).

79. Chen, J., Henny, R. J., McConnell, D. B., Caldwell, R. D. (2003). Gibberellic acid affects growth and flowering of Philodendron 'Black Cardinal'. Plant Growth Regulation, 41(1), 1-6. [DOI:10.1023/A:1027326705060]

80. Chen, Y., Clapp, C. E., Magen, H. (2004). Mechanisms of plant growth stimulation by humic substances: The role of organo-iron complexes. Soil Science and Plant Nutrition, 50(7), 1089-1095. [DOI:10.1080/00380768.2004.10408579]

81. Comber, H. F. (1949). A new classification of the genus Lilium. Lily Year Book. Royal Horicultural. Society, 13, 86-105.

82. Danai, A., Mostafavi, V.Y., Moradi, P., Azizi Nejad. (2011). The effect of some hormonal and chemical treatments on longevity and quality traits of cut Gerbera flower. Journal Crops Improvement. 13(1): 22-28 (In Persian).

83. Dastyari, M., Hoseini Fari, M. (2014). Effect of humic acid and putrescine on vegetative characteristics and vase life of rose. Journal of Science and Technology of Greenhouse Culture, 5(20), 241-250 (In Persian).

84. De Jong, P. C. (1974). Some notes on the evolution of lilies. Lily Year book, North American Lily Society, 27, 23-28.

85. De, L. C., Dhiman, K. R. (2005). Effect of leaf manures, potassium and GA3 on growth, flowering and longevity of tuberose. Journal of Ornamental Horticulture, 4(8), 50-52.

86. Edrisi, B., Mirzaei, S. (2017). An investigation into the effect of gibberellic acid and storage temperature on vegetative and reproductive characteristics of tuberose (Polianthes tuberosa). Journal of Ornamental Plants, 7(2), 137-146.

87. Eid, R. A., Abou-Leila, B.H. (2006). Response of croton plants to gibberellic acid, benzyladenine and ascorbic acid application. Word Journal of Agricultural Sciences, 2(2), 174-179.

88. Elhindi, K. M. (2012). Evaluation of several holding solutions for prolonging vase-life and keeping quality of cut sweet pea flowers (Lathyrus odoratus L.). Saudi Journal of Biological Sciences, 19(2), 195-202. [DOI:10.1016/j.sjbs.2011.12.001]

89. El-Naggar, A. H., El-Naggar, A. A. M., Ismaiel, N. M. (2009). Effect of phosphorus application and gibberellic acid (GA3) on the growth and flower quality of Dianthus caryophyllus L. American-Eurasian Journal of Agricultural and Environmental Science, 6(4), 400-410.

90. Emongor, V. E. (2004). Effects of gibberellic acid on postharvest quality and vase life of gerbera cut flowers (Gerbera jamesonii). Journal of Agronomy, 3(3), 191-195. [DOI:10.3923/ja.2004.191.195]

91. ‌Ezhilmathi, K., Singh, V. P., Arora, A., Sairam, R. K. (2007). Effect of 5-sulfosalicylic acid on antioxidant activity in relation to vase life of Gladiolus cut flowers. Plant Growth Regulation, 51(2), 99-108. [DOI:10.1007/s10725-006-9142-2]

92. Fan, H. M., Li, T., Sun, X., Sun, X. Z., Zheng, C. S. (2015). Effects of humic acid derived from sediments on the postharvest vase life extension in cut chrysanthemum flowers. Postharvest Biology and Technology, 101, 82-87. [DOI:10.1016/j.postharvbio.2014.09.019]

93. Fan, H., Wang, X., Sun, X., Li, Y., Sun, X. and Zheng, C. (2014). Effects of humic acid derived from sediments on growth,photosynthesis and chloroplast ultrastructure in chrysanthemum. Scientia Horticulturae. 177: 118-123. [DOI:10.1016/j.scienta.2014.05.010]

94. Ferrante, A., Mensuali-Sodi, A., Serra, G. (2009). Effect of thidiazuron and gibberellic acid on leaf yellowing of cut stock flowers. Central European Journal of Biology, 4(4), 461-468. [DOI:10.2478/s11535-009-0039-8]

95. Gharib, S. A., El-Mogy, M. M., Gawad, A., Shalaby, E. A. (2011). Influence of compost, amino and humic acids on the growth, yield and chemical parameters of strawberries. Journal of Medicinal Plants Research, 5(11), 2304-2308.

96. Heidary, H., Salehe, A. (2018). The effect of vermicompost on morphophysiological characteristics of Stachys pilifera in greenhouse. Journal of Crops Improvement, 19 (1), 15-30.

97. Hettiarachchi, M.P., Balas, J. (2005). Postharvest handling of cut kniphofia (Kniphofia uvaria oken 'Flamenco') flowers. Acta Horticulturea, 669, 359-366. [DOI:10.17660/ActaHortic.2005.669.47]

98. Hopkins, W. G., Huner, N. P. (1995). Introduction to plant physiology. New York: John Willey and Sons. 112-145.

99. Iqbal, N., Nazar, R., Iqbal, M., khan, R., Masood, A., khan, N. A. (2011). Role of gibberellins in regulation of source-sink relations under optimal and limiting environmental conditions. Current Science, 100(7), 998-1007.

100. Janowska, B., Andrzejak, R. (2010). Effect of gibberellic acid spraying and soaking of rhizomes on the growth and flowering of calla lily (Zantedeschia spreng). Acta Agrobotanica, 63(2), 155-160. [DOI:10.5586/aa.2010.043]

101. Kaya, M., Atak, M. Khawar, K.M. Ciftci, C.Y., Ozcan. S. (2005). Effect of presowing seed treatment with Zinc and foliar spray of humic acids on yield of common bean (Physeolus vulgaris L.). International Journal of Agriculture and Biology. 6, 875-878.

102. Khan, F. U., Tewari, G. N. (2003). Effect of growth regulators on growth and flowering of dahlia (Dahlia variabilis L.). Indian Journal of Horticulture, 60(2), 192-194.‌

103. Khan, N. A., Singh, S., Nazar, R., Lone, P. M. (2007). The source- sink relationship in mustard. Asian and Australasian Journal of Plant Science and Biotechnology,1, 10-18.

104. Khosh-Khui, M. (2012). New Principles of Horticulture. Frist Edition. Shiraz University (In Persian).

105. Kumar, P., Raghava, S. P. S., Misra, R. L., Singh, K. P. (2003). Effect of GA3 on growth and yield of China aster. Journal of Ornamental Horticulture, 6(2), 110-112.‌

106. Kumar, S., Malik, A., Dahiya, D. S., Kaur, M. (2018). Appraisal of asiatic hybrid lilium cultivars under polyhouse growing condition in semi-arid Haryana. International Journal of Current Microbiology and Applied Sciences 7: 3389-3394. [DOI:10.20546/ijcmas.2018.706.398]

107. Lichtenthaler, H. K. (1987). Chlorophylls and carotenoids: pigments of photosynthetic biomembranes. Methods in Enzymology, 148, 350-382.‌ [DOI:10.1016/0076-6879(87)48036-1]

108. Mashahiri, Y., Hassanpour Asil, M. (2018). Evaluation of gibberellic acid and humic acid on morpho-physiological indices and vase life of cut flower daffodil (Narcissus pseudonarcissus). Journal of Plant Production Research, 24(4), 79-92 (In Persian).

109. Meganid, A. S., Al-Zahrani, H. S., El-Metwally, M. S. (2015). Effect of humic acid application on growth and chlorophyll contents of common bean plants (Phaseolus vulgaris L.) under salinity stress conditions. International Journal of Innovative Research in Science, Engineering and Technology, 4(5), 2651-2660. [DOI:10.15680/IJIRSET.2015.0405001]

110. Memon, S. A., Khetran, K. (2014). Effect of humic acid and calcium chloride on the growth and flower production of Snapdragon (Antirrhinum majus). Journal of Agricultural Technology, 10(6), 1557-1569.

111. Mutui, T. M., Emongor, V. E., Hutchinson, M. J. (2001). Effect of accel on the vase life and postharvest quality of (Alestromeria aurantiaca L.) cut flowers. Africa Journal Scientia Technology, 2, 82-88. [DOI:10.4314/ajst.v2i1.44650]

112. Nabavi Mohajer, Z. S., Hassanpour Asil, M., Olfatiy, J. A., Khaledian, M. (2018). Effect of macro elements concentration on quantitative and qualitative traits of lily flower (Lilium LA Hybrid Fangio) in soilless culture. Iranian Journal of Horticultural Science 50 (1): 47-60 (In Persian).

113. Nardi, S., Pizzeghello, D., Muscolo, A., Vianello, A. (2002). Physiological effects of humic substances on higher plants. Soil Biology and Biochemistry, 34(11), 1527-1536.‌ [DOI:10.1016/S0038-0717(02)00174-8]

114. Nikbakht, A., Kafi, M., Babalar, M., Xia, Y. P., Luo, A., Etemadi, N. A. (2008). Effect of humic acid on plant growth, nutrient uptake, and postharvest life of gerbera. Journal of Plant Nutrition, 31(12), 2155-2167.‌ [DOI:10.1080/01904160802462819]

115. Norouzi, P,. Naderi, R., Babalar,M., Kalantari, S., Kafi, M. (2012). The effect of gibberellic acid (GA3) on some characteristics of cyclamen flowering during the second flowering year. Iranian Journal of Horticaltural Sciences, 43(3), 305-310 (In Persian).

116. Olszewski, N., Sun, T. P., Gubler, F. (2002). Gibberellin signaling: biosynthesis, catabolism, and response pathways. The Plant Cell, 14, 61-80.‌ [DOI:10.1105/tpc.010476]

117. Rajera, S., Sharma, P., Sharma, B. K. P. (2017). Effect of different growing media on growth and flower production of LA hybrid lily. International Journal of Current Microbiology and Applied Sciences 6, 2076-2089. [DOI:10.20546/ijcmas.2017.608.247]

118. Rana, P., Kumar, J., Kumar, M. (2005). Response of GA3, plant spacing and planting depth on growth, flowering and corm production in gladiolus. Journal of Ornamental Horticulture, 8(1), 41-44.

119. Rani, P., Singh, P. (2013). Impact of gibberellic acid pretreatment on growth and flowering of tuberose (Polianthes tuberosa L.) cv. 'Prajwal'. Journal of Tropical Plant Physiology, 5, 33-41.

120. Saleem Khan, A., Chaudhry NY. (2006). GA3 improves flower yield some gerbera treated with lead and mercury. African Journal of Biotechnology 5(2), 149-153.

121. Sarkar, M. A. H., Hossain, M. I., Uddin, A. F. M. J., Uddin, M. A., N., Sarkar, M. D. (2014). Vegetative, floral and yield attributes of gladiolus in response to gibberellic acid and corm size. Scientia Agriculturae, 7 (3), 142-146. [DOI:10.15192/PSCP.SA.2014.3.3.142146]

122. Shimizu-Yumoto, H., Ichimura, K. (2010). Combination pulse treatment of 1-naphthalene acetic acid and aminoethoxy vinylglycine greatly improves postharvest life in cut Eustoma flowers. Postharvest Biology and Technology, 56(1), 104-107. [DOI:10.1016/j.postharvbio.2009.10.001]

123. Shoor, M., Tehranifar, A., Nemati, H., Salah varzy, Y., Alizadeh, B. (2008). Effect of Gibberellic acid and cold storage on some quantitative traits of cut flowers (Polianthes tuberosa L.). Agricultural Research: Water, Soil and Agricultural Plants, 4, 239-247 (In Persian).

124. Singh, A., Kumar, J., Kumar, P. (2008). Effects of plant growth regulators and sucrose on postharvest physiology, membrane stability and vase life of cut spikes of gladiolus. Plant Growth Regulation, 55(3), 221.‌ [DOI:10.1007/s10725-008-9278-3]

125. Skutnik, E., Lukaszewska, A., Serek, M., Rabiza, J. (2001). Effect of growth regulators on postharvest characteristics of Zantedeschia aethiopica. Postharvest Biology and Technology, 21(2), 241-246.‌ [DOI:10.1016/S0925-5214(00)00151-4]

126. Sumanasiri, H., Krishnarajah, S. A., Eeswara, J. P. (2013). Effect of gibberellic acid on growth and flowering of Henckelia humboldtianus gardner (Ceylon Rock Primrose). Scientia Horticulturae, 159, 29-32. [DOI:10.1016/j.scienta.2013.04.021]

127. van Doorn, W. G. (1999). Role of soluble carbohydrates in flower senescence: a survey. In VII International Symposium on Postharvest Physiology of Ornamental Plants 543 (pp. 179-183). [DOI:10.17660/ActaHortic.2001.543.21]

128. van Doorn, W. G., Cruz, P. (2000). Evidence for a wounding-induced xylem occlusion in stems of cut chrysanthemum flowers. Postharvest Biology and Technology, 19(1), 73-83. [DOI:10.1016/S0925-5214(00)00069-7]

129. van Ieperen, W., Nijsse, J., Keijzer, K., Scheenen, T., Van As, H., van Meeteren, U. (1999). Processes and xylem anatomical properties involved in rehydration dynamics of cut flowers. In VII International Symposium on Postharvest Physiology of Ornamental Plants 543 (pp. 199-205). [DOI:10.17660/ActaHortic.2001.543.25]

130. Yamamoto, S., Yamagiwa, Y., Inaba, Z., Handa, T. (2018). Morphological and simple sequence repeat analysis to clarify the diversity of natural Lilium japonicum and L. auratum hybrids in the hybrid zone of the Izu Peninsula, Japan. The Horticulture Journal, 87(1), 115-123. [DOI:10.2503/hortj.OKD-074]

131. Youssef, A. A., Mahgoub, M. H., Talaat, I. M. (2004). Physiological and biochemical aspects of Matthiola incana L. plants under the effect of putrescine and kinetin treatments. Egyptian Journal of Applied Science, 19(9), 492-510.