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Effects of Salicylic acid and CaCl2 on photosynthesis and chlorophyll fluorescence of Citrus under heat and drought stress
Wang Lijun, Liu Yunfen, Liu Qijing,Huang Weidong,Shi Yulin
Chinese Agricultural Science Bulletin . 2003, (6): 185 -185 .  DOI: 10.11924/j.issn.1000-6850.0306185