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5 施氮量与氮磷钾配比对小粒杂交稻干物质积累量的影响

Table 5 Effects of nitrogen application rate and N-P-K ratio on dry matter accumulation in small-seed hybrid rice

处理 Treatment 2023 2024 孕穗期 Booting stage 齐穗期 Full heading stage 灌浆中期 Mid-filling stage 成熟期 Maturity stage 孕穗期 Booting stage 齐穗期 Full heading stage 灌浆中期 Mid-filling stage 成熟期 Maturity stage N1 6.46c 10.25c 13.38c 15.32c 7.24c 10.64b 12.58b 14.55c N2 7.77b 11.17b 14.32b 16.35b 7.82b 11.35a 13.81a 15.89b N3 8.20a 11.81a 15.25a 17.23a 8.14ab 11.58a 14.20a 16.50a N4 8.29a 11.46ab 14.61ab 16.85ab 8.30a 11.64a 14.09a 16.27ab F1 7.63a 11.09a 14.35a 16.40a 7.80a 11.26a 13.60a 15.75a F2 7.67a 11.20a 14.46a 16.51a 7.83a 11.33a 13.72a 15.88a F3 7.74a 11.23a 14.36a 16.41a 7.99a 11.34a 13.70a 15.79a N1F1 6.37c 10.12c 13.28c 15.25c 7.12c 10.51b 12.38b 14.33c N1F2 6.42c 10.28c 13.35c 15.30c 7.16c 10.63b 12.57b 14.58c N1F3 6.58c 10.35c 13.51c 15.41c 7.44bc 10.79b 12.78b 14.75c N2F1 7.71b 11.13b 14.21b 16.19bc 7.73b 11.21ab 13.67a 15.81b N2F2 7.78b 11.18b 14.39b 16.32b 7.79b 11.34a 13.85a 15.88b N2F3 7.82b 11.20b 14.37b 16.55ab 7.95ab 11.50a 13.92a 15.97ab N3F1 8.18ab 11.67ab 15.26a 17.24a 8.05ab 11.57a 14.23a 16.58a N3F2 8.19ab 11.89a 15.34a 17.36a 8.12ab 11.64a 14.29a 16.69a N3F3 8.22ab 11.86a 15.14ab 17.09ab 8.24a 11.54a 14.08a 16.24ab N4F1 8.25a 11.43ab 14.66ab 16.92ab 8.31a 11.73a 14.11a 16.29ab N4F2 8.29a 11.45ab 14.75ab 17.05ab 8.25a 11.69a 14.15a 16.35ab N4F3 8.34a 11.50ab 14.43b 16.57ab 8.34a 11.51a 14.02a 16.18ab N ** ** ** ** ** ** ** ** F ** ** ** ** ** * ** ** N×F ns ns ** ** ** ** ** **