紫云英Astragalus SinicusL俗称红花草或草子,豆科黄芪属,越年生葡匐茎草本。在我国主要分布湘、鄂、赣、粤、闽、桂、苏、浙、皖、沪、云、贵、川、豫、陕等地区,是水稻区主要绿肥品种之一,又是较好的饲料、蜜源作物。为了实现紫云英种子质量标准化,鉴于目前全国还没有制定统一的紫云英种子分级标准和检验操作规程,笔者根据几年来执行紫云英种子分 Astragalus SinicusL Astragalus commonly known as saffron or grass, leguminous Astragalus, perennial hernia herb. It is also one of the main green manure varieties in the rice area in our country, which is mainly distributed in Hunan, Hubei, Jiangxi, Guangdong, Fujian, Guangxi, Jiangsu, Zhejiang, Anhui, Shanghai, Yunnan, Guizhou, Sichuan, Henan and Shaanxi Feed, nectar crops. In order to standardize the quality of Chinese milk vetch seed, in view of the fact that there is no uniform standard of Chinese milk vetch seed classification and testing procedures at present, according to several years’