施氮量与氮磷钾配比对小粒型杂交稻源库特性的影响

潘群肖, 龙超, 卓乐, 殷超, 肖敏, 周文新, 易镇邪

Effects of Nitrogen Application Rate and N-P-K Ratio on Source-Sink Characteristics of Small-Seed Hybrid Rice

Pan Qunxiao, Long Chao, Zhuo Le, Yin Chao, Xiao Min, Zhou Wenxin, Yi Zhenxie

表1 供试土壤基础肥力

Table 1 Basic fertility of soil tested

年份 Year 全氮 Total nitrogen (g/kg) 全磷 Total phosphorus (g/kg) 全钾 Total potassium (g/kg) 碱解氮 Alkali-hydrolyzed nitrogen (mg/kg) 有效磷 Available phosphorus (mg/kg) 速效钾 Available potassium (mg/kg) 有机质 Organic matter (g/kg) pH 2023 1.64 0.89 15.72 184.78 13.67 238.19 29.86 7.19 2024 1.83 0.97 13.95 193.11 15.41 246.32 34.45 7.24