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2 施氮量与氮磷钾配比对小粒杂交稻LAI的影响

Table 2 Effects of nitrogen application rate and N-P-K ratio on LAI of small-seed hybrid rice

处理 Treatment 2023 2024 分蘖期 Tillering stage 孕穗期 Booting stage 齐穗期 Full heading stage 灌浆中期 Mid-filling stage 分蘖期 Tillering stage 孕穗期 Booting stage 齐穗期 Full heading stage 灌浆中期 Mid-filling stage N1 3.37c 6.61c 5.94c 5.00c 3.57c 6.80c 6.22c 5.09c N2 3.75b 7.52b 6.77b 5.72b 3.86b 7.49b 6.84b 5.73b N3 4.16a 7.88ab 7.07ab 5.98ab 4.38a 7.87ab 7.19ab 5.98ab N4 4.36a 8.26a 7.35a 6.25a 4.57a 8.00a 7.33a 6.00a F1 3.87a 7.51a 6.74a 5.67a 4.04a 7.46a 6.85a 5.63a F2 3.91a 7.48a 6.80a 5.71a 4.09a 7.53a 6.89a 5.72a F3 3.95a 7.72a 6.80a 5.84a 4.16a 7.64a 6.94a 5.75a N1F1 3.26d 6.47d 5.81c 4.84c 3.52d 6.75c 6.13c 4.92c N1F2 3.39d 6.51d 5.96c 5.03c 3.58d 6.78c 6.17c 5.12c N1F3 3.46d 6.86d 6.05c 5.12c 3.61d 6.86c 6.35c 5.24c N2F1 3.75c 7.52c 6.78b 5.67b 3.81c 7.41b 6.74b 5.71b N2F2 3.87c 7.47c 6.81b 5.71b 3.79c 7.45b 6.87b 5.69b N2F3 3.64c 7.56bc 6.73b 5.78b 3.98c 7.62b 6.91b 5.78b N3F1 4.14b 7.88b 7.01b 5.91b 4.32b 7.77ab 7.19ab 5.92ab N3F2 4.12b 7.71bc 7.03b 5.94b 4.39ab 7.84ab 7.24a 5.96ab N3F3 4.22b 8.06ab 7.16ab 6.09ab 4.43ab 8.01ab 7.13ab 6.05a N4F1 4.33ab 8.15ab 7.37a 6.24a 4.49ab 7.91ab 7.34a 5.98ab N4F2 4.26b 8.23a 7.41a 6.16ab 4.59a 8.03a 7.26ab 6.09a N4F3 4.49a 8.39a 7.27ab 6.36a 4.62a 8.05a 7.38a 5.94ab N ** ** ** ** ** ** ** ** F ns ** ns ** ** ** ** ** N×F ** * * ns ns ns ** **