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杜鹃花是杜鹃花科杜鹃花属植物。我国有杜鹃花650多种,云南是该属植物的地理分布中心,据初步统计我区有44种之多,占全国本属种类的6.7％,分布遍及全区各地。杜鹃花种类多,花色鲜艳,花期较长,形态多样,有“花中王”之称,可作庭园绿化、美化,是很有经济价值的观赏植物。杜鹃花含有杜鹃醇等多种成份,对镇咳和治疗老年慢性气管炎有好疗效。近几年来国内有关单位曾做些引种栽培工作,但大多数种类还是处于野生状态。我们于1980年进行种子发芽试验。现将试验总结如下,以供参考。
Azalea is azalea family Azalea. There are more than 650 species of azaleas in our country. Yunnan is the geographical distribution center of this genus. According to the preliminary statistics, there are 44 species in our region, accounting for 6.7% of the native species of this genus, and distributed throughout the region. Rhododendron species, brightly colored, longer flowering, morphological diversity, the “King of flowers,” said, can be used for landscaping and landscaping, is a very ornamental plants of economic value. Rhododendron contains Rhododendron alcohol and other ingredients, the antitussive and the treatment of chronic bronchitis have a good effect. In recent years, domestic authorities have done some introduction and cultivation work, but most of the species are still in the wild. We conducted seed germination tests in 1980. The test is summarized below, for reference.