报道2013年冬云南滇西7个县（市）人工栽培石斛寒害灾情和灾后恢复情况；调查发现，不同石斛种抗寒性有很大差异，尖刀唇石斛、报春石斛、铁皮石斛寒害率较低，抗寒性强，而晶帽石斛、兜唇石斛、齿瓣石斛寒害率较高，抗寒性明显较弱。%Investigation on chilling injury of man-made Dendrobium in winter of 2013 was conducted in seven counties or cit-ies of West Yunnan. The results showed that there is great difference of cold resistence among the cultivars, of which Dendro-bium heterocarpum Wall. ex Lindl, Dendrobium primulinum Lindl and Dendrobium officinale Kimura et Migo have the stron-gest ability against cold. While Dendrobium crystallinum Rchb. f., Dendrobium aphyllum (Roxb.) C.E.C. Fisch and Dendrobi-um devonianum Paxt. are on the contrary.
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