17份国内甘蔗种质三年宿根性的产质量评价

Evaluation on Yield and Sucrose Content to Chinese Ratoon Sugarcanes

从国家甘蔗种质资源圃内繁殖更新的54份种质中筛选出三年宿根性表现比较好的17份种质进行糖分化验、产量检测分析。结果表明有8个种质表现优异,其中,强宿根性、高产、高糖的有1个;强宿根性、高产的有5个;高糖的有2个;可用于甘蔗遗传改良和推广应用。

17 Chinese sugarcane varieties were selected from 54 varieties in national sugarcane germplasm nurse in order to evaluate their third year ratoon. The result showed 8 varieties from the total experimental varieties were excellent according to evaluating sucrose content and yield in yield and sucrose content. 1 sugarcane varieties from the 8 varieties possess strong ratoon, high yield and high sucrose, and 5 belonging to strong ratoon and high yield, and 2 other varieties were high sucrose. Those excellent varieties could be utilized as improving quality of sugarcane varieties.