灌水及叶面施氮对晚播小麦产量、品质及光合特性的影响

徐哲莉, 朱伟旗, 王立涛, 史峰, 韦志英, 王丽娜, 邱红伟, 张晓英, 李辉利

Effects of Irrigation and Foliar Nitrogen Application on Yield, Quality and Photosynthetic Characteristics of Late Sowing Wheat

Xu Zheli, Zhu Weiqi, Wang Litao, Shi Feng, Wei Zhiying, Wang Lina, Qiu Hongwei, Zhang Xiaoying, Li Huili

表1 不同处理对不同品种小麦产量及其构成因素的影响

Table 1 Effects of different treatments on yield and its components of different wheat varieties

品种 Variety 处理 Treatment 产量 Yield (kg/hm2) 穗数 Spikes number (×104/hm2) 穗粒数 Grain per spike 千粒重 1000-grain weight (g) 生物产量 Biomass yield (kg/hm2) 收获指数 HI 藁优2018 Gaoyou 2018 W0 N0 9254.2h 645.5b 33.9e 44.58f 21 257.9d 0.435cd N1 9442.7gh 651.8b 33.8e 45.51e 21 598.9d 0.437cd N2 9553.3g 656.7b 33.6e 45.91e 21 783.3cd 0.439cd W1 N0 9979.9f 706.1a 36.2a 43.20g 22 950.5ab 0.435d N1 10 112.3ef 713.5a 35.5abc 43.35g 22 749.1ab 0.445cd N2 10 117.8ef 714.4a 35.8ab 43.42g 22 632.6bc 0.447bc W2 N0 10 329.3de 705.0a 35.3abcd 46.78d 23 368.3ab 0.442cd N1 10 497.5cd 716.9a 34.7bcde 47.25cd 23 593.8a 0.445cd N2 10 695.6abc 720.5a 35.1bcd 47.50c 23 356.2ab 0.458ab W3 N0 10 566.5bcd 706.3a 34.7bcde 49.06b 23 680.2a 0.446bcd N1 10 824.3ab 704.4a 34.6cde 49.36b 23 623.4a 0.458ab N2 10 900.8a 718.1a 34.3de 50.26a 23 389.2ab 0.466a 师栾02-1 Shiluan 02-1 W0 N0 8485.4h 707.6b 31.1c 41.03cd 19 594.9e 0.433d N1 8699.7gh 711.2b 31.0c 41.38bc 19 693.8e 0.443bcd N2 8861.7fg 712.8b 30.8c 41.93b 19 624.3e 0.452abc W1 N0 9045.5f 776.5a 33.4ab 39.58g 20 452.5de 0.442cd N1 9382.7e 758.1a 33.6a 39.84fg 20 943.0cd 0.448bc N2 9444.7e 764.2a 33.8a 40.68de 20 406.7de 0.463a W2 N0 9604.9de 759.0a 32.4b 40.31ef 21 781.2abc 0.441cd N1 9866.5bcd 766.8a 32.4b 41.47bc 21 709.1abc 0.455ab N2 9950.5bc 768.3a 32.7ab 41.55bc 21 471.0bc 0.464a W3 N0 9830.5cd 770.3a 32.4b 40.90cde 22 239.8ab 0.442cd N1 10 151.2ab 762.2a 32.3b 42.87a 22 547.6a 0.451bc N2 10 312.2a 760.0a 33.1ab 43.42a 22 272.5ab 0.463a