甘蓝型冬油菜北移种植的适应性分析

曹小东,刘自刚,米文博,徐春梅,邹娅,徐明霞,郑国强,方新玲,崔小茹,董小云,米超,陈其鲜

Analysis on the Adaptability of Northward Planting of Brassica napus

CAO XiaoDong,LIU ZiGang,MI WenBo,XU ChunMei,ZOU Ya,XU MingXia,ZHENG GuoQiang,FANG XinLing,CUI XiaoRu,DONG XiaoYun,MI Chao,CHEN QiXian

表6 冬油菜农艺性状比较

Table 6 Comparison of agronomic characters of winter rape

农艺性状 Agronomic trait 甘蓝型油菜 Brassica napus L. 白菜型油菜 Brassica campestris L. 较白菜型增加 Increased Compared with brassica rapa (%) 变异幅度 Variation range 均值 Mean 变异系数% Variation coefficient (%) 变异幅度 Variation range 均值 Mean 变异系数 Variation coefficient (%) 株高 PH (cm) 114.6-167.2 139.06±2.64 10.92 99.7-146.3 124.00±2.24 8.56 12.15 分枝部位 BH (cm) 9.3-82.1 36.76±4.12 64.34 6.7-36.7 19.17±1.93 49.35 91.72 一次分枝 NFB 7.7-12.8 10.24±0.27 15.19 3.7-12.7 9.11±0.40 21.51 12.56 二次分枝 NSB 0.3-17.3 8.71±0.86 56.60 2.0-18.3 8.79±0.76 42.17 -0.91 主花序长度 LMF (cm) 22.0-58.7 40.31±1.89 26.96 36.7-64.0 47.43±1.65 17.04 -15.01 全株角果数 TSP 156.3-424.0 277.69±11.77 24.37 141.7-448.7 326.49±24.56 36.85 -14.95 角粒数 SPS 23.2-33.1 27.68±0.50 10.46 20.0-32.0 27.31±0.63 11.33 1.35 千粒重 SW (g) 3.467-5.111 4.38±0.07 8.56 2.176-4.766 3.51±0.14 20.18 24.73