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春天,园林中百花争艳,万紫千红,而到了炎热的夏天,却是绿多花少。在工厂绿化中,因环境受污染,美化树种显得更加宝贵,这里向大家介绍几种为工厂美化增色的佼佼者。夹竹桃夹竹桃是夹竹桃科的常绿灌木或小乔木。原产印度和伊朗。性喜阳光充足环境。夹竹桃抗吸有害气体及烟尘能力很强。在有毒气体种类较多的焦化广,桂花因污染严重不能开花,而夹竹桃生长茂盛。据试验,在距二氧化硫污染源40米处,在日平均浓度为0.15—1.04
In spring, the flowers in the garden bloom, colorful, and to the hot summer, but it is less green flowers. In the plant greening, due to environmental pollution, landscaping trees seem more valuable, here to introduce several of the best for the factory landscaping. Nerium oleander is an evergreen shrub or small tree of Apocynaceae. Native India and Iran. Sex hi sunny enough environment. Oleander anti-smoking harmful gases and smoke ability. Wide variety of toxic gases coking wide, sweet-scented osmanthus flowers due to serious pollution, and Oleander lush growth. According to the test, 40 meters away from the source of sulfur dioxide, the average daily concentration of 0.15-1.04