华北农学报 ›› 2001, Vol. 16 ›› Issue (3): 80-85. doi: 10.3321/j.issn:1000-7091.2001.03.016

所属专题: 小麦

• 论文 • 上一篇    下一篇

灌水运筹对冬小麦粒重和产量的影响

王璞1, 王启现1, 鲁来清2, 王伟东1, 王树安1   

  1. 1. 中国农业大学作物学院, 北京 100094;
    2. 河北省吴桥实验站, 河北吴桥 061800
  • 收稿日期:2001-02-10 出版日期:2001-09-28
  • 作者简介:王 璞(1957- ),男,副教授,博士,主要从事作物高产栽培教学与研究。
  • 基金资助:
    中德合作项目“华北平原作物高产及高生产力条件下环境可承受的持续农业研究”(0339712A/9);国家自然科学基金项目(30070451)

Effect of Irrigation Operation on 1000-grain Weight and Yield of Winter Wheat

WANG Pu1, WANG Qixian1, LU Laiqing2, WANG Weidong1, WANG Shuan1   

  1. 1. College of Crop Science, China Agricultural University, Beijing 100094, China;
    2. Wuqiao Experiment Station, Wuqiao Hebei 061800, China
  • Received:2001-02-10 Published:2001-09-28

摘要: 以农大3291为供试材料,研究了2种灌水运筹方式对冬小麦产量形成的影响,并对密度、氮肥用量对灌水运筹效果的影响进行了分析。结果表明:在造好底墒水的前提下,冬小麦春季灌4次水(简称4水)与春季灌2次水(简称2水)相比,千粒重增加1.78g,产量增加5.1kg/hm2,但全生育期多耗水73.5mm,并且水分利用效率下降7.3%;经分析,差异显著。4水比2水多消耗的水分主要是土壤水并且集中在生育后期(抽穗-成熟)。密度与氮肥的影响表现出有规律的变化:节省氮肥用量和降低植株密度均有利于千粒重的提高,但产量有所降低。

关键词: 灌水运筹, 千粒重, 产量, 冬小麦

Abstract: With winter wheat cultivar Nongda 3291,field trial containing irrigation operation,nitrogen application amount and sowing rate was carried out at Wuqiao experimental station of Hebei province.The results of this experiment revealed: as compared with two irrigation in spring,four irrigation can increase 1.78 g of 1000 grain weight and grain yield by 665.1 kg/ha of grain yield in winter wheat.While water consumption under four irrigation plot had 73.65 mm more than those under two irrigation one,and water utilization efficiency was decreased by about 7.63%.

Key words: Irrigation operation, 1000-grain weight, Grain yield, Winter wheat

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引用本文

王璞, 王启现, 鲁来清, 王伟东, 王树安. 灌水运筹对冬小麦粒重和产量的影响[J]. 华北农学报, 2001, 16(3): 80-85. doi: 10.3321/j.issn:1000-7091.2001.03.016.

WANG Pu, WANG Qixian, LU Laiqing, WANG Weidong, WANG Shuan. Effect of Irrigation Operation on 1000-grain Weight and Yield of Winter Wheat[J]. ACTA AGRICULTURAE BOREALI-SINICA, 2001, 16(3): 80-85. doi: 10.3321/j.issn:1000-7091.2001.03.016.

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