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盆栽于广州市华南植物园内的72种城市绿化植物的叶片经模拟SO2(20mmol/LNaHSO3浸泡)处理后,研究其叶绿素荧光参数的变化,还比较了其中31种植物叶片的细胞液pH值和对碱缓冲能力的大小。通过对这些生理参数的分析,初步筛选出了一批抗污能力较强的树种,如:傅园榕(Ficusmicrocarpavar.fuyuensis)、红桂木(Artocarpusnitidusssp.lingnanensis)、幌伞枫(Heteropanaxfragrans)、石笔木(Tutcheriaspectabilis)等,和抗性较差的树种,如:印度第伦桃(Dilleniaindica)、灰木莲(Manglietiaglauca)、灰莉(Fagraeaceilanica)等。
The changes of chlorophyll fluorescence parameters in leaves of 72 urban green plants potted in South China Botanical Garden of Guangzhou were studied by soaking SO 2 (20 mmol / L NaHSO 3) Alkali buffer capacity of the size. Through the analysis of these physiological parameters, a number of tree species with strong anti-fouling ability were preliminarily selected, such as Ficus microcarpa var. Fuyuensis, Artocarpus niduidusssp. Lingnanensis, Heteropanax f ragrans, Tutcheriaspectabilis, etc., and less resistant species such as Dillenia indica, Manglietiaglauca, Fagraeaceilanica and the like.