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地珠半夏为天南星科多年生宿根草本植物,别名三叶半夏、三步跳、麻芋子。药用部位为块茎。具有燥湿化痰、降逆止呕、消痞散结的功效。主治痰多咳喘、风痰眩晕、呕吐反胃、胸脘痞闷、梅核气症等。主产四川、湖北、河南、贵州、安徽等省。近年地珠半夏药材需求量增大,进行地珠半夏人工栽培是解决原料的根本途径。一、特性特征地珠半夏为多年生草本植物,株高15～40厘米。地下块茎扁球形或球形,直径1～3厘米。叶从块茎顶端生出,幼苗常具单叶,卵状心形,中间一片比较大,两边的比较小,先端锐尖,基部楔形,有短柄,叶脉为羽状网脉,侧脉在近边
Perennial Pinellia terrestris perennial herb, alias clover Pinellia, three-step jump, Ma taro. Medical parts for the tubers. Has dampness and phlegm, Jiangni vomiting, eliminating the effect of Xiao Pu Sanjie. Indications phlegm cough, wind phlegm dizziness, vomiting nausea, chest swelling vernal bored, plum nuclear disease and so on. Main production in Sichuan, Hubei, Henan, Guizhou, Anhui and other provinces. In recent years, the demand for terrestrial herbaceous perennial herbs has increased, and artificial cultivation of pearl tuberous terrestris is the fundamental solution to raw materials. First, the characteristics and characteristics Perennial perennial herb, plant height of 15 to 40 cm. Underground tubers oblate or spherical, 1 to 3 cm in diameter. The leaves emerge from the top of the tubers, and the seedlings often have single leaves and ovate heart-shaped leaves. The middle one is relatively large, and the two sides are relatively small, apex acute, base cuneate, short stalk, veins are pinnate veins,