9个北方甘薯品种在湛江地区的筛选试验

The Selection Experiment of 9 Northern Sweet Potato Varieties in Zhanjiang

[目的]为丰富湛江地区甘薯品种,加快新品种的推广应用。[方法]采用随机区组排列,对9个北方甘薯品种进行比较试验。[结果]烟薯25的鲜薯产量最高,达39 659.3 kg/hm2,比对照广薯87增产45.4%,而红皮苏薯8号和徐薯食5的鲜薯产量比对照广薯87分别增产41.60%和27.9%;徐薯食5的薯干产量最高,达10 977.6 kg/hm2,比对照广薯87增产41.2%;徐薯食5的干物率最高,为31.9%;郑红22、济薯15和徐薯食5食味佳。[结论]烟薯25、红皮苏薯8号、徐薯食5、徐薯22和郑红22适宜在湛江地区种植。

[Objective] The aim was to rich the sweet potato varieties in Zhanjiang,and accelerate the promotion of new varieties. [Method]Using the randomized block arrangement design,the screening test of 9 northern sweet potato varieties was conducted. [Result] The highest fresh sweet potato yields were Yanshu 25 which was 39 659. 3 kg / hm^2,increased 45. 4% than that of CK. Hongpisushu 8 and Xushushi 5 increased 41. 60% and 27. 9% than that of CK. The highest dry sweet potato yields were Xushushi 5 which was 10 977. 6 kg / hm^2,increased41. 2% than that of CK. The highest dry matter content was Xushushi 5,being 31. 9%. The best delicatessen tastes were Zhenhong 22,Jishu15 and Xushushi 5. [Conclusion] Yanshu 25,Hongpisushu 8,Xushushi 5,Xushu 22 and Zhenhong 22 were suitable to be planted in Zhanjiang.