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美国农业研究局精用甜菜和豆类研究实验室的科学家发现新的糖用甜菜种质类型Betavulgaris.L。该种质类型主要特征是根系平滑。常规的精用直根甜菜是圆锥体，上有两个直的大凹槽，从凹槽长出大量的须根，须根与土壤紧密粘结在一起帮助固定植株，特别是生长在粘土类型土壤里的甜
Scientists at the US Bureau of Agricultural Research’s Bureau of Fine Beet and Legume Research discover the new sugar beet germplasm Betavulgaris.L. The main feature of this germplasm is the smooth root system. Conventional Fine Straight Root Beet is a cone with two straight large grooves on which a large number of fibrous roots grow. The fibrous roots are tightly bonded to the soil to help anchor the plants, especially in clay-type soils Sweet