基于农艺性状对57NG208与南涧果蔗正反交后代的综合评价

俞华先, 安汝东, 桃联安, 郎荣斌, 边芯, 张钰, 刘新龙, 刘家勇, 赵丽萍, 刘洪博, 张革民, 张保青

Comprehensive Evaluation of Reciprocal Cross Hybrids between 57NG208 and Nanjian Chewing Cane Based on Agronomic Traits

Yu Huaxian, An Rudong, Tao Lianan, Lang Rongbin, Bian Xin, Zhang Yu, Liu Xinlong, Liu Jiayong, Zhao Liping, Liu Hongbo, Zhang Gemin, Zhang Baoqing

表5 参试材料7个农艺性状指标的表现

Table 5 Performance of seven agronomic trait indicators in the tested materials

性状Trait 最大值Max. 最小值Min. 均值Mean 标准差SD 变异系数CV (%) 株高Plant height (cm) 373.3 246.7 314.2 34.14 10.87 茎径Stalk diameter (cm) 2.7 1.7 2.2 0.27 12.07 锤度Brix (%) 24.2 14.8 18.5 2.07 11.17 单茎重Single stalk weight (kg) 1.8 0.7 1.2 0.30 24.51 有效茎数（×103条/hm2）Effective stalk number (×103 stalk/hm2) 163.6 46.9 79.8 24873.37 31.17 蔗茎产量Sugarcane stalk yield (t/hm2) 219.7 43.4 98.5 41.56 42.20 糖产量Sugar yield (t/hm2) 28.2 5.1 12.9 5.59 43.37