不同木薯品种（系）农艺性状分析及高产品种（系）筛选

肖明昆, 刘光华, 宋记明, 刘倩, 段春芳, 姜太玲, 张林辉, 严炜, 沈绍斌, 周迎春, 熊贤坤, 罗鑫, 白丽娜, 李月仙

Analysis of Agronomic Characteristics of Different Cassava Varieties (Lines) and Screening of High-Yielding Varieties (Lines)

Xiao Mingkun, Liu Guanghua, Song Jiming, Liu Qian, Duan Chunfang, Jiang Tailing, Zhang Linhui, Yan Wei, Shen Shaobin, Zhou Yingchun, Xiong Xiankun, Luo Xin, Bai Lina, Li Yuexian

表5 3个类群木薯的农艺性状特征表

Table 5 Agronomic traits of cassava in three groups

性状 Trait 类群ⅠGroupⅠ 类群ⅡGroupⅡ 类群ⅢGroup Ⅲ M±SD CV (%) M±SD CV (%) M±SD CV (%) 株高Plant height (cm) 220.00±55.75ab 25.34 227.63±58.29a 25.61 201.93±61.99b 30.70 主茎粗Stem diameter (mm) 25.75±8.90a 34.57 23.75±9.73a 40.96 24.12±9.46a 39.24 第1分枝高First branch height (cm) 99.72±35.89ab 35.99 112.50±38.29a 34.03 86.80±37.89b 43.65 落叶高度Deciduous height (cm) 146.17±60.25ab 41.22 154.60±62.00a 40.10 129.90±65.12b 50.13 地上鲜重Aboveground fresh weight (kg) 2.94±1.91a 64.80 2.63±1.83ab 69.62 2.13±1.77b 82.91 鲜薯个数Number of fresh cassava 5.83±3.15ab 54.08 6.23±3.57a 57.34 4.83±3.08b 63.66 块根长Root length (cm) 31.50±10.24b 32.52 36.55±12.77a 34.95 34.30±12.25ab 35.71 块根粗Root thick (mm) 37.34±9.40a 25.17 35.26±11.63a 32.99 35.72±9.77a 27.34 单株产量Yield per plant (kg) 1.93±1.41b 72.90 2.44±1.59a 65.25 2.21±1.85ab 83.76