新疆准噶尔盆地南缘沙区俄罗斯聚合草新品种引种试验

Introduction Experiments of New Varieties of Syrnprtytum peregrinumin Southern Margin of the Sandy Area in Junggar Basin of Xinjiang

在新疆准噶尔盆地南缘奇台县沙漠前沿进行了俄罗斯聚合草新品种引种试验,结果表明:俄罗斯聚合草在试验区能完成正常的生长周期,可正常越冬;生长势良好,能开花、结实,但种子不成熟;繁殖容易,再生能力强,产草量高,全年可刈割6次以上,单丛全年鲜草平均产量为4 634.7g,干质量平均值为568.5g,干鲜比为1∶8.2。

Introduction experiments of Syrnprtytum peregrinum were conducted in the frontier desert of Qitai County of southern margin of the Junggar Basin.Result shows that:Syrnprtytum peregrinumin the test area can complete the normal growth cycle and can normally overwinter;it have the characteristics of good growth,blossom,seed-bearing,immature seeds,easy propagation,stronger regeneration capacity &higher forage yield;mowing above six times all the year;average annual yield of fresh grass per cluster is 4 634.7g;the average dry weight is 568.5g;fresh and dried ratio is 1:8.2.