国家甜菜区试品种在甘肃河西走廊的表现

对2003～2004年2年国家甜菜品种区试中7个品种在甘肃武威黄羊镇地区和酒泉地区的生长表现进行分析,结果表明:7个参试品种中HI0135、KWS4318根产量和糖产量比较突出,平均根产量分别比地方对照陇糖2号增产27.19%和22.80%,差异达到极显著水平;平均含糖率比对照略低或相当;产糖量分别比对照增产28.46%和21.55%,差异达到极显著和显著水平,有较强的抗黄化毒病和白粉病特性,稳定性强,具有较高的应用价值,适宜在甘肃省河西走廊甜菜产区种植。

Report of the National Sugarbeet Varieties Regional Experiment in the Hexi Corridor

Seven sugarbeet varieties were tested to investigate their yield,quality and disease occurrence from the national sugarbeet varieties regional experiment in Huangyangzhen and Jiuquan area of Gansu from 2003 to 2004.The experiment results showed that the root yield and sugar yield of both HI0135 and KWS4318 were superior to the others,the mean root yields were increased by 27.19% and 22.80% in comparison with the control variety,Longtang2,respectively,the significant difference was at level of 1%;the mean sugar content was slightly low or uniform in comparison with the control variety;the mean sugar yield was increased by 28.46% and 21.55% in comparison with the control variety,the significant difference was at level of 1% or 5%.The two varieties were high resistance to virus yellow and powdery mildew,and were fit for planting in the Hexi Corridor of Gansu province.