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2 不同品种（系）木薯各农艺性状比较

Table 2 Comparison of agronomic traits of cassava of different varieties (lines)

品种（系） Variety (line) 株高Plant height (cm) 主茎粗Stem diameter (mm) 第1分枝高First branch height (cm) M±SD CV (%) M±SD CV (%) M±SD CV (%) 277 213.43±44.65ab 20.92 25.93±7.93a 30.60 102.20±24.58abc 24.05 43-3 209.10±55.63ab 26.60 24.97±9.11a 36.47 92.73±33.62bc 36.26 58-7 218.80±59.16ab 27.04 25.59±9.64a 37.69 98.17±40.20abc 40.95 GMT 224.23±45.10a 20.11 23.84±13.05ab 54.74 109.70±37.37ab 34.07 GR891 235.10±51.10a 21.73 25.86±8.81a 34.08 101.57±34.84abc 34.30 SC-1 223.43±59.49a 26.62 26.54±8.94a 33.69 107.37±37.38ab 34.82 SC124 227.67±58.98a 25.91 26.63±9.15a 34.35 103.17±39.74abc 38.51 SC205 212.47±60.36ab 28.41 24.71±9.37ab 37.93 92.87±39.44bc 42.46 SC9 201.93±61.99b 30.70 24.12±9.46ab 39.24 86.80±37.89c 43.65 SG-9 231.03±69.68a 30.16 23.65±4.71b 19.92 115.30±39.61a 34.36 平均Average － 25.82 － 35.87 － 36.34 品种（系） Variety (line) 株高Plant height (cm) 主茎粗Stem diameter (mm) 第1分枝高First branch height (cm) M±SD CV (%) M±SD CV (%) M±SD CV (%) 平均Average － 25.82 － 35.87 － 36.34 277 146.93±49.71a 33.83 2.35±1.06b 45.11 5.50±2.33ab 42.36 43-3 139.90±58.60a 41.89 2.85±1.79ab 62.95 5.67±3.00ab 52.87 58-7 145.10±66.39a 45.75 2.99±2.57ab 86.09 5.97±3.98ab 66.63 GMT 154.87±63.40a 40.93 2.83±2.06ab 72.69 6.80±4.37a 64.21 GR891 147.47±59.13a 40.10 2.93±1.65ab 56.18 6.03±2.75ab 45.57 SC-1 152.90±63.31a 41.41 3.51±2.08a 59.29 5.93±3.11ab 52.39 SC124 148.60±64.46a 43.38 3.21±2.01ab 62.62 6.23±3.76ab 60.30 SC205 142.27±63.81a 44.85 2.72±1.81ab 66.51 5.50±3.09ab 56.24 SC9 129.90±65.12a 50.13 2.13±1.77b 82.91 4.83±3.08b 63.66 SG-9 154.33±61.65a 39.95 2.42±1.58ab 65.41 5.67±2.50ab 44.02 平均Average 42.22 65.98 54.83 品种（系） Variety (line) 株高Plant height (cm) 主茎粗Stem diameter (mm) 第1分枝高First branch height (cm) M±SD CV (%) M±SD CV (%) M±SD CV (%) 277 31.13±10.23b 32.87 37.53±8.09a 21.57 1.89±0.90ab 47.57 43-3 29.43±6.96b 23.65 36.56±9.68a 26.47 1.72±0.97b 56.57 58-7 34.43±12.29ab 35.70 37.19±9.76a 26.25 2.22±1.87ab 84.19 GMT 38.87±14.52a 37.37 35.27±14.63a 41.49 2.67±1.96a 73.56 GR891 29.30±9.00b 30.72 37.46±9.40a 25.10 1.71±1.17b 68.42 SC-1 31.10±9.39b 30.18 38.13±9.83a 25.77 1.89±1.43ab 75.87 SC124 33.90±14.58ab 43.01 38.23±9.82a 25.69 2.17±2.00ab 92.17 SC205 31.20±6.76b 21.66 36.31±9.86a 27.16 1.90±1.16ab 61.21 SC9 34.30±12.25ab 35.71 35.72±9.77a 27.34 2.20±1.85ab 83.76 SG-9 34.23±10.48ab 30.63 35.25±7.82a 22.18 2.21±1.09ab 49.55 平均Average 32.15 26.90 69.29