谷子杂交种产量与主要农艺性状的相关性及回归分析

史关燕, 王娟菲, 麻慧芳, 赵雄伟

Correlation and Regression Analysis between Yield and Main Agronomic Traits in Foxtail Millet Hybrids

Shi Guanyan, Wang Juanfei, Ma Huifang, Zhao Xiongwei

表6 4种类型谷子杂交种产量与性状相关系数

Table 6 The correlation coefficient between yield and traits for four type foxtail millet hybrids

穗型 Panicle type 穗粗 Panicle diameter 穗码 密度 Panicle density 穗颈长 Neck length 有效 分蘖数 Effective tillers 单株草重 Grass weight per plant 单株穗重 Panicle weight per plant 单株粒重 Grain weight per plant 经济系数 Economic coefficient 出谷率 Milled millet percentage 千粒重 1000-grain weight 短穗型Short panicle -0.466 0.671* -0.640 0.711* -0.730 -0.199 -0.060 0.596* 0.260 0.329 中偏短穗型 Mid-to-short panicle 0.371 -0.387 -0.372 -0.800 -0.073 0.293 0.479* 0.669* 0.384 -0.592 中偏长穗型 Mid-to-long panicle 1.000 1.000 -1.000 1.000 -1.000 -1.000 -1.000 1.000 1.000 -1.000 长穗型Long panicle -0.204 0.381 0.450 0.537* -0.950 -0.080 0.493 0.979* 0.951* -0.945