甘草(Glycyrrhiza uralensis Fisch.)是医药上应用最广的一种野生药材,又称“蜜草”、“蕗草”、“甜草”等。因其应用广,性和缓,能协调诸药和解毒,故有“国老”之称。甘草在我国陕、甘、晋、冀、内蒙、东北等地均有分布,在我区到处可见,尤其在盐池、同心一带,分布比较集中,产量较多,质量也好,因此,被誉为我区“五宝”之一,年产量达数百万斤。一、特征特性甘草属豆科,多年生草本植物。喜生长在干燥地区的钙质土壤上,一般在沙质地或阳坡黄沙土上生长的,产量、品质最好;在碱性土壤或地下湿润、土壤坚实地带生长的,产量、品质较差。甘草在谷雨后萌芽,从宿根生苗,芒种前后抽茎,茎高约0.33～1米,直立,下部木质化,小枝有棱角,带绿色。全株密生细毛。叶为羽状复叶,小叶对生,3～8对,呈 Licorice (Glycyrrhiza uralensis Fisch.) Is the most widely used medicine in a wild medicinal herbs, also known as “honey grass”, “hemp grass”, “sweet grass” and so on. Because of its wide application, mild, can coordinate the various drugs and detoxification, it is “old country” said. Licorice is distributed in Shaanxi, Gansu, Jin, Ji, Inner Mongolia and Northeast China. It can be seen everywhere in our region, especially in the salt ponds and concentric areas. The distribution of licorice is more concentrated with more output and better quality. Therefore, I District “Five Po” one of the annual output of millions of pounds. First, the characteristics of Glycyrrhiza Legumes, perennial herbs. Hi-growth in calcareous soil in dry areas, generally grown on sandy or sunny yellow sand, yield, quality is best; in alkaline soil or underground wetting, solid growth in the soil, yield, poor quality . Licorice germination in the valley after the rain, from the root of seedlings, before and after climbing stems, stems about 0.33 to 1 meter high, erect, the lower part of the woody, twig angular, with green. Whole plant hairy fine hair. Leaves for feather compound leaves, leaflets opposite, 3 to 8 pairs, was