秧龄对烟后水稻秧苗素质、产量及稻米品质的影响

卢燕回, 宋战锋, 李虎, 刘广林, 陈传华, 罗群昌, 吴子帅

Effects of Seedling Age on Seedling Quality, Yield and Grain Quality of Rice following Tobacco

Lu Yanhui, Song Zhanfeng, Li Hu, Liu Guanglin, Chen Chuanhua, Luo Qunchang, Wu Zishuai

表5 产量及其构成因素与干物质积累量间的相关性

Table 5 The correlation between yield and its components and dry matter accumulation indicators

项目Item 产量 Yield 有效穗数 Effective panicle number 穗粒数 Grains per panicle 结实率 Seed-setting rate 千粒重 1000-grain weight 分蘖期干物质量Dry matter weight at tillering stage -0.97** -0.91** -0.18 -0.93** 0.02 齐穗期干物质量Dry matter weight at full heading stage 0.96** 0.94** 0.28 0.94** -0.13 成熟期干物质量Dry matter weight at maturity stage 0.96** 0.98** 0.42 0.95** -0.10 分蘖期―齐穗期干物质积累量 Dry matter accumulation from tillering to full heading 0.97** 0.93** 0.26 0.94** -0.10 分蘖期―成熟期干物质积累量 Dry matter accumulation from tillering to maturity 0.97** 0.98** 0.37 0.96** -0.08 齐穗期―成熟期干物质积累量 Dry matter accumulation from full heading to maturity 0.81* 0.92** 0.60 0.84* 0.00