播期对直播水稻产量、花后各器官干物质和氮素积累及转运的影响

孙琪, 耿艳秋, 金峰, 刘丽新, 郑浣彤, 郭丽颖, 邵玺文

Effects of Sowing Dates on Yield, Dry Matter and Nitrogen Accumulation and Translocationin Organs after Anthesis of Direct Seeding Rice

Sun Qi, Geng Yanqiu, Jin Feng, Liu Lixin, Zheng Huantong, Guo Liying, Shao Xiwen

表7 各器官干物质和氮素转运量与产量的相关系数

Table 7 Correlation coefficients between rice yields and translocations of dry matter and nitrogen

年份 Year 器官 Organ 干物质转运量 Translocation of dry matter 氮素转运量 Translocation of nitrogen 2018 茎鞘Stem-sheath 0.918** 0.548 叶片Leaf 0.813** 0.769* 穗Panicle 0.716* 0.533 2019 茎鞘Stem-sheath 0.992** 0.826** 叶片Leaf 0.956** 0.924** 穗Panicle 0.937** 0.870**