氮肥对大麦灌浆期叶片光合性能的影响及其相关性分析

德木其格,刘志萍,王磊,王金波,齐海祥,徐寿军

Effect of Nitrogen Fertilizer on Photosynthetic Characteristics of Barley during Grain Filling Stage and Its Correlation Analysis

Demuqige ,Zhiping Liu,Lei Wang,Jinbo Wang,Haixiang Qi,Shoujun Xu

表3 不同氮肥处理大麦叶片Fm动态变化

Table 3 Dynamic changes of Fm in barley leaves under different fertilizer treatments

年份Year 品种Variety 处理Treatment 花后天数Days after flowering (d) 7 14 21 28 35 2017 蒙啤3号 CK 605.679±59.187b 685.725±59.815b 714.252±67.442b 592.845±51.842b 262.099±19.864c Mengpi 3 NA 630.756±63.981ab 704.208±66.510ab 739.712±71.366b 624.150±60.612b 293.105±14.871bc NB 698.454±73.347ab 747.259±71.653ab 784.246±74.175ab 689.116±54.507ab 358.188±28.324b NC 773.041±72.272a 897.937±79.741a 912.033±59.201a 792.382±69.532a 440.372±35.275a 蒙啤5号 CK 591.115±47.110c 676.320±62.431b 704.957±53.596b 548.914±40.373b 248.759±22.573c Mengpi 5 NA 657.475±66.447bc 698.365±62.507b 725.261±62.986b 624.641±55.499b 274.435±26.236bc NB 704.399±64.407b 744.928±73.229ab 815.859±78.045ab 686.581±52.839ab 326.701±27.898b NC 826.367±75.806a 864.414±75.836a 982.350±95.638a 772.175±74.629a 427.011±37.613a 2018 蒙啤3号 CK 596.667±48.748b 681.333±59.719b 708.333±65.041b 585.667±56.571b 283.667±24.173b Mengpi 3 NA 639.333±52.080ab 701.667±57.761ab 729.667±68.821b 611.333±52.558b 326.333±29.143b NB 691.333±61.330ab 745.667±70.713ab 783.000±70.887ab 662.000±60.655ab 361.667±30.730ab NC 774.333±72.058a 821.000±71.000a 989.000±80.616a 794.000±77.091a 441.333±41.235a 蒙啤5号 CK 598.000±57.026b 677.667±59.811b 697.000±64.506b 582.000±56.241b 272.667±27.465c Mengpi 5 NA 635.333±52.501ab 716.333±69.010ab 751.667±70.501b 624.000±61.286b 329.667±32.517bc NB 693.000±65.276ab 772.333±71.675ab 799.000±77.485ab 685.000±56.312ab 406.333±37.501ab NC 787.667±69.716a 907.333±77.951a 965.667±90.235a 807.667±69.695a 450.667±41.235a