种植密度对春谷农艺性状及产量的影响

周雪, 韩芳, 苏乐平, 李星星, 牛宏伟, 郭玮, 袁宏安

Effects of Planting Density on Agronomic Traits and Yield of Spring Foxtail Millet

Zhou Xue, Han Fang, Su Leping, Li Xingxing, Niu Hongwei, Guo Wei, Yuan Hongʼan

表3 不同种植密度下谷子品种农艺性状的相关性分析

Table 3 The correlation analysis of agronomic traits in foxtail millet varieties under different planting densities

性状 Trait 株高 Plant height 茎粗 Stem diameter 倒二叶面积 Area of second leaf 穗长 Panicle length 穗粗 Panicle diameter 单穗重 Weight per panicle 穗粒重 Grain weight per panicle 千粒重 1000-grain weight 出谷率 Milled millet percentage 产量 Yield 株高Plant height 1.000 茎粗Stem diameter 0.158 1.000 倒二叶面积Area of penultimate leaf 0.157 0.564** 1.000 穗长Panicle length -0.435** 0.026 0.055 1.000 穗粗Panicle diameter -0.012 0.657** 0.695** 0.057 1.000 单穗重Weight per panicle -0.447** 0.327 0.338* 0.163 0.646** 1.000 穗粒重Grain weight per panicle -0.389* 0.250 0.316 0.024 0.575** 0.959** 1.000 千粒重1000-grain weight -0.729** -0.030 -0.133 0.657** -0.002 0.432** 0.353* 1.000 出谷率Milled millet percentage 0.028 -0.073 0.146 -0.406* 0.121 0.330* 0.581** -0.117 1.000 产量Yield -0.696** -0.061 0.111 0.046 0.270 0.658** 0.673** 0.501** 0.334* 1.000