目前在黄芪栽培中要求能生产出商品鞭杆芪,而其关键则是要保证幼根生长时就要有一条直而长的主根。然而,由于对幼根生长的年变化,以及它和土壤耕作方法的关系尚缺乏系统的研究,因此,往往生产出的商品黄芪不理想。目前黑龙江省许多药农种植黄芪的积极性较高,但作者在调 At present, it is required to produce whip poles in the cultivation of yellow peony, and the key is to ensure that the radicles grow with a straight long root. However, due to the lack of systematic research on the annual changes in the growth of young roots, and its relationship with soil cultivation methods, the commodities produced are often unsatisfactory. At present, many medicine farmers in Heilongjiang Province have a higher enthusiasm for planting jaundice, but the authors are