宽幅播种旱作冬小麦幅间距与基因型对产量和 水分利用效率的影响

赵刚,樊廷录,李兴茂,张建军,党翼,李尚中,王磊,王淑英,程万莉,倪胜利

Effects of Wide-Range Distance and Genotype on Yield and Water Use Efficiency of Winter Wheat

ZHAO Gang,FAN TingLu,LI XingMao,ZHANG JianJun,DANG Yi,LI ShangZhong,WANG Lei,WANG ShuYing,CHENG WanLi,NI ShengLi

表4 品种和播种方式对冬小麦产量三因素的影响

Table 4 Effects of different variety and sowing method on yield components of winter wheat

品种 Variety 幅间距 Wide-range distance 穗粒数Grains per spike 穗数Spike number (×104 plants/hm2) 千粒重1000-grain weight (g) 2016 2017 2018 Mean 2016 2017 2018 Mean 2016 2017 2018 Mean 陇鉴117 LJ117 CK 34.1b 31.6a 33.3a 33.0a 570.0b 435.0c 511.0a 505.3b 35.7a 28.7a 38.1a 34.2a M25 37.7a 31.3a 33.8a 34.3a 598.5ab 484.5a 509.0a 530.7a 36.9a 28.1a 37.0a 34.0a M30 33.1b 29.5b 32.4ab 31.7b 604.5ab 448.5bc 446.0b 499.7b 36.8a 27.0a 37.0a 33.6a M18 35.5ab 30.5ab 30.2b 32.1ab 636.0a 466.5ab 442.0b 514.8a 36.4a 27.8a 38.1a 34.1a M0 35.0ab 31.8a 30.5b 32.4ab 610.5ab 454.5bc 512.2a 525.7a 36.6a 28.0a 37.6a 34.1a 长6359 C6359 CK 29.5b 28.9a 39.3a 32.6a 607.5a 294.0b 417.0b 439.5c 45.1a 33.5a 40.8a 39.8a M25 32.1a 29.3a 36.6b 32.7a 505.5c 436.5a 323.3d 421.8c 44.2a 32.3a 40.3a 38.9a M30 32.0a 27.8a 37.0ab 32.3a 561.0ab 436.5a 377.7c 458.4b 45.2a 31.9a 40.8a 39.3a M18 29.6b 29.7a 35.7b 31.7a 585.0ab 451.5a 438.4a 491.6a 44.6a 33.5a 39.5a 39.2a M0 31.9ab 28.4a 34.6b 31.6a 552.0bc 433.5a 414.4b 466.6b 43.5a 32.9a 41.7a 39.4a