中国农业科学院甜菜研究所培育的甜菜新品种甜研单粒一号(原TD8401),已于1993年2月经黑龙江省农作物品种审定委员会评审通过。该品种为我国第一个自育的甜菜多倍体单粒型杂交种,该品种育成填补了我国多倍体单粒型甜菜品种的空白。甜研单粒一号品种属标准偏丰产类型,为多倍体、单粒型杂交种。经1987～1989年区试鉴定及1990～1992年在黑龙江省依安、宝泉岭、肇东、宁安、讷河、明水、红兴隆、赵光等地进行生产示范,试验结果根产量比对照提高11.73％、含糖率提高0.08度,产糖量提 Sugar beet Institute of Chinese Academy of Agricultural Sciences cultivate a new variety of sweet beet single grain on the 1st (former TD8401), in February 1993 by the Heilongjiang Province Crop Variety Approval Committee approved. The breed is the first self-primed beet polygamous hybrid in China, and the variety is bred to fill the gap of polyploid single-species beet in China. Sweet research single grain variety is a standard type of partial yield, polyploid, single grain hybrids. After 1987 ~ 1989 area test identification and 1990 ~ 1992 in Heilongjiang Province, according to the security, Baoquan Ridge, Zhaodong, Ning’an, Nehe, Mingshui, Hongxinglong, Zhao and other places for production demonstration, the test results of root yield Control increased by 11.73%, sugar content increased by 0.08 degrees, yield of sugar mention