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自2013年12月14日起,昆明地区持续两日强降雪,而后出现多天的强霜冻天气过程,极端低温达-6℃~-3℃。十年不遇的霜雪天让昆明等地区的绿化树、草花等花卉饱受侵害。近日,云南省农科院花卉研究所组织专家完成《2013年冬昆明市主要园林植物冻害调查报告》,该报告指出:昆明范围内生长的榕属、桃金娘科、五加科、茜草科、紫茉莉科、马鞭草科、棕榈科等绿化观赏苗木受害较为严重,多为Ⅱ级以上,即中度受害,嫩叶和顶芽受害。这些植物多为外引物种,并非乡土树种。从树种分
Since December 14, 2013, heavy snowfall continued in Kunming for two days, followed by a strong multi-day frost weather with an extremely low temperature of -6 ℃ ~ -3 ℃. Ten years of frost and snow to Kunming and other areas of green trees, flowers and other flowers have been infringed. Recently, Yunnan Academy of Agricultural Sciences Institute of flowers organized experts to complete the “winter 2013 Kunming City, major garden plant frost damage,” the report pointed out: Kunming within the growth of Ficus, Myrtaceae, Waga Branch, Rubiaceae , Mirabilis, Verbenaceae, Palma and other green ornamental seedlings more serious damage, mostly grade Ⅱ or more, that is, moderate damage, young leaves and the top bud victims. These plants mostly cited species, not native species. From tree species points