[1] [1] M Schreiner, I Mewis, S Huyskens-Keil, et al.. UV-B-induced secondary plant metabolites-potential benefits for plant and human health[J]. Critical Reviews in Plant Sciences, 2012, 31(3): 229-240.

[2] [2] Eva Hideg, Marcel A K Jansen, ke Strid. UV-B exposure, ROS, and stress: inseparable companions or loosely linked associates [J]. Trends in Plant Science, 2013, 18(2): 107-115.

[3] [3] Y Wang, N Zhang, W Y Qing, et al.. Effects of reduced, ambient, and enhanced UV-B radiation on pollen germination and pollen tube growth of six alpine meadow annual species[J]. Environmental and Experimental Botany, 2006, 57(3): 296-302.

[4] [4] Yin Hong, Guo Wei, Mao Xiaoyan, et al.. Effect of enhanced UV-B radiation on physiological response of rice [J]. Crops, 2009, (4): 41-45.

[5] [5] Li Maohan, Hu Zhenghua, Yang Yanping, et al.. Influence of enhanced UV-B radiation on chlorophy fluorescence characteristics[J]. Environmental Science, 2009, 30(12): 3669-3675.

[6] [6] He Lilian, Zu Yanqun, Li Yuan, et al.. Intraspecific differences in physiological responses of different wheat eultivars to enhanced UV-B radiation[J]. Chinese Journal of Applied Ecology, 2006, 17(1): 163-165.

[7] [7] Yang Jinghong, Chen Tuo, Wang Xunling. The influence of enhanced ultraviolet-B radiation on chloroplast membrane composition and membrane fluidity in wheat leaves[J]. Acta Phytoecologica Sinica, 2000, 24(1): 102-105.

[8] [8] Zhang Meiping, Shan Yongjie, Wang Xiaohua, et al.. Influence of He-Ne laser radiation on the ATPase activity of wheat seedling by enhanced ultraviolet-B radiation[J]. Chinese J Lasers, 2009, 36(9): 2455-2459.

[9] [9] Zhang Meiping, Wang Xiaohua, Shan Yongjie, et al.. Effects of He-Ne laser and enhanced ultraviolet-B radiation on the isozymes gene expression of wheat seedlings[J]. Chinese J Lasers, 2011, 38(5): 0504002.

[10] [10] Xu Sulian, Piao Tiefu. Study progress of laser applied in biology[J]. Laser Journal, 2007, 28(3): 3-4.

[11] [11] Yang Liyan, Han Rong, Sun Yi. Damage repair effect of He-Ne laser on wheat exposed to enhanced ultraviolet-B radiation[J]. Plant Physiology and Biochemistry, 2012, 57: 218-221.

[12] [12] Sun Hongning, Feng Li, Zhang Xiaoying, et al.. Analysis on effect of sugar beet seeds irradiated with He-Ne laser[J]. Sugar Corps of China, 2002, 7(2): 24-26.

[13] [13] Guo Junyu, Han Rong. Effects of He-Ne laser on thylakoid membrane characteristic of wheat seedling exposed to enhanced UV-B radiation[J]. Chinese J Lasers, 2009, 36(3): 758-764.

[14] [14] A J Strauss, G H J Kruger, R J Strasser, et al.. Ranking of dark chilling tolerance in soybean genotypes probed by the chlorophyll a fluorescence transient O-J-I-P[J]. Environmental and Experimental Botany, 2006, 56(2): 147-157.

[15] [15] D Moshou, S Wahlen, R Strasser, et al.. Chlorophyll fluorescence as a tool for online quality sorting of apples[J]. Biosystems Engineering, 2005, 91(2): 163-172.

[16] [16] Shi Zhengjun, Fan Xiaolin. Effect of drought stress on chlorophyll fluorescence induction kinetics in leaves of different rice genotypes[J]. Agricultural Research in the Arid Areas, 2003, 21(3): 123-126.

[17] [17] Wang Bingliang, Xu Min, Shi Qinghua, et al.. Effects of high temperature stress on antioxidant systems, chlorophyII and chlorophyll fluorescence parameters in early cauliflower leaves[J]. Chinese Agricultural Science, 2004, 37(8):1245-1250.

[18] [18] Hina Kanwal, Muhammad Ashraf, Muhammad Shahbaz. Assessment of salt tolerance of some newly developed and candidate wheat (Triticum aestivum L.) cultivars using gas exchange and chlorophyll fluorescence attributes[J]. Pak J Bot, 2011, 43(6): 2693-2699.

[19] [19] Zhang Meiping. Effects of Enhanced Ultraviolet-B Radiation on Thylakoid Membrane Photosynthesis Function and Proteins of Hybird Rice Flag Leaves (Oryza sativa L.) Duringsenescence[D]. Nanjing: Nanjing Normal University, 2010. 21-22.

[20] [20] Zhang Meiping, Zhang Chengjun, Yu Guanghui, et al.. Changes in chloroplast tultrastructure, fatty acid components of thylakoid membrane and chlorophyll a fluorescence transient in flag leaves of a super-high-yield hybrid rice and its parents during the reproductive stage[J]. Journal of Plant Physiology, 2010, 167(4): 277-285.

[21] [21] Yang Mei, Li Hailan, Xie Jin, et al.. Ribulose-1, 5-bisphosphate carboxylase/oxygenase (Rubisco)[J]. Journal of Plant Physiology, 2007, 43(2): 363-369.

[22] [22] Subhan D, Murthy S D S. Senescence retarding effect of metal ions: pigment and protein contents and photochemical activities of detached primary leaves of wheat[J]. Photosynthetica, 2001, 39(1): 53-58.

[23] [23] Sarijeva G, Knapp M, Lichtenthaler H K, et al.. Differences in photosynthetic activity, chlorophyll and carotenoid levels and in chlorophyll fluorescence parameters in green sun and shade leaves of Ginkgo and Fagus[J]. Journal of Plant Physiology, 2007, 164(7): 950-955.

[24] [24] Jiang Zhensheng, Liu Peipei, Wang Meiling, et al.. Response of rubisco and rubisco activase in cucumber seedlings to light intensity[J]. Acta Agriculturae Boreali-Occidentalis Sinica, 2011, 20(9): 95-99.

[25] [25] Li Rui, Zhou Wei, Li Li, et al.. Changes in relative content of rubisco large subunit in naturally senescing rice leaves[J]. Chinese Journal of Rice Science, 2009, 23(5): 555-558.