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9 聚类类群及其性状特征

Table 9 Cluster groups and their trait

性状 Trait 类群Group Ⅰ (n=6; 25.00%) Ⅱ (n=9; 37.50%) Ⅲ (n=9; 37.50%) 平均值 Mean value 变异系数 CV (%) 平均值 Mean value 变异系数 CV (%) 平均值 Mean value 变异系数 CV (%) 株高Plant height (cm) 301.2aA 11.02 314.4aA 12.28 322.3aA 9.43 茎径Stalk diameter (cm) 2.0bB 10.21 2.2bB 9.94 2.4aA 7.54 锤度Brix (%) 19.4aA 8.64 17.3aA 9.80 19.1aA 11.93 单茎重Single stalk weight (kg) 0.9cB 16.54 1.1bB 14.59 1.5aA 12.31 有效茎数（×103条/hm2） Effective stalk number (×103 stems/hm2) 781.2aA 25.20 82.2aA 41.88 89.0aA 37.48 蔗茎产量Sugarcane stalk yield (t/hm2) 72.1bA 33.31 95.4abA 53.48 130.0aA 35.37 糖产量Sugar yield (t/hm2) 10.2bA 39.97 11.5bA 59.02 17.5aA 31.50