【摘要】 吉洮202（原代号HRC2）以相互全姊妹轮回选择第2轮改良群体HQD2和HRS2按3∶1比例自然杂交而成，正反交种子混收。该品种在吉林省甜菜品种生产试验中（1996～1997），平均根产量、含糖率、原汁纯度分别为36771．0kg／hm2、18．67度、91．24％，分别比对照品种提高24．9％、1．09度、3．39％。此外，该品种稳定性好，抗褐斑病，耐根腐病，适宜在吉林西部、内蒙古东部及其它气候类似地区种植。更多还原

【Abstract】 ： Jitao 202 original code HRC2 is a hybrid which in natural crossing with strain HRS2 and HQD2 with 1-3 mixture planting reciprocal cross seed harvest mixed In 1996～1997 this variety have tested in demonstration in Jilin Province with three locations． Average root yield sugar content and raw juice purity were 36771．0 kg／ha 18．57％ and 91．24％ which increased 24．9％ 1．09％ and 3．39％ than CK Jitao 202 has the better stability and resistant to leafspot and tolerant to root rot． This variety can be grown in the western region of Inner mongolia etc．更多还原