早熟沙打旺是辽宁省农科院苏盛发同志用沙打旺(Astragalus adsurgens)种子经辐射处理培育而成的。它的特点是生长速度快,产籽量高,播种当年每亩就可产籽100斤以上,第二年可产籽150斤以上。它的草质优良,饲用质量高,苗期至盛花期干草粗蛋白的含量达16—20％,盛花期前总氨基酸的含量为10.3—13.3％,此外还含有铁、锰、铜、锌、硒等微量元素。一年生植株高1—1.2米,亩产鲜草2500—5000斤,二年 Early maturity Astragalus is Liaoning Academy of Agricultural Sciences, Su Sheng made comrades with Astragalus adsurgens seeds by radiation treatment. It is characterized by fast growth, high seed yield, seeding the current year can produce more than 100 pounds of seed per acre, the second year can produce more than 150 pounds of seed. Its grass quality is good, the feed quality is high, the content of hay crude protein reaches 16-20% at seedling flowering stage, the total amino acid content is 10.3-13.3% before flowering, and contains iron, manganese, copper and zinc , Selenium and other trace elements. 1-1.2 meters annual plant height, yield 2500-5000 pounds per mu, two years