沙打旺是一种多年生豆科牧草绿肥作物。学名为Astrogalus adsurgenspall。中文名叫直立黄芪。是豆科黄芪属的多年生草本植物。它的别名很多,如麻豆秧、薄地强、紫绵草、地丁等。沙打旺是别名中常用的一种。 我所于1980年从辽宁引进。在阿拉尔地区经过两年的人工栽培和麦田套播,初步表明:在沙性大,土壤瘠薄,作物产量低,绿肥生长差的土地上,种植沙打旺的最大优 Astragalus is a perennial legumes green manure crop. Scientific name is Astrogalus adsurgenspall. Chinese called upright Astragalus. Is a legume Astragalus perennial herb. It’s alias many, such as hemp seedlings, thin to strong, purple cotton grass, to small and so on. Sandy Wang is commonly used in alias. I was introduced from Liaoning in 1980. After two years of artificial cultivation and wheat-field interception in the Alar region, it is initially shown that the biggest advantage of planting salamanders is that on sandy land with poor soil quality, low crop yields and poor growth of green manures,