基于农艺性状分级对317份甘蔗种质资源的评价

赵勇,赵培方,胡鑫,赵俊,昝逢刚,姚丽,赵丽萍,杨昆,覃伟,夏红明,刘家勇

Evaluation of 317 Sugarcane Germplasm Based on Agronomic Traits Rating Data

ZHAO Yong,ZHAO PeiFang,HU Xin,ZHAO Jun,ZAN FengGang,YAO Li,ZHAO LiPing,YANG Kun,QIN Wei,XIA HongMing,LIU JiaYong

表1 重要农艺性状分级参考

Table 1 Reference of important agronomic traits rank

性状Traits 范围Range 分级Rank 株高 Plant height (cm) ≥280 1 220—280 2 160—220 3 100—160 4 ≤100 5 茎径 Stalk diameter (cm) ≥3.0 1 2.5—3.0 2 2.0—2.5 3 1.5—2.0 4 ≤1.5 5 有效茎 Millable stalks (条/m) ≥10 1 8—9 2 6—7 3 4—5 4 ≤3 5 叶部病害程度 Leaf disease (%) ≤5 1 5—10 2 10—20 3 20—30 4 ≥30 5 总体生势 General vigor 基于对性状的观察,对种质材料进行综合评价并分级 The comprehensive evaluation of the germplasms based on the observation of four traits 1 2 3 4 5