湖北农业科学 ›› 2026, Vol. 65 ›› Issue (4): 96-101.doi: 10.14088/j.cnki.issn0439-8114.2026.04.016

• 资源·环境 • 上一篇    下一篇

生物有机肥氮替代部分化肥氮对玉米产量、养分利用及氮肥利用效率的影响

任冬雪1, 丁贵江1, 穆云森1, 李一1, 杨志会1, 李青松1, 刘美艳2, 梁秋华1   

  1. 1.承德市农林科学院,河北 承德 067500;
    2.平泉市农业农村局,河北 承德 067500
  • 收稿日期:2025-10-23 出版日期:2026-04-25 发布日期:2026-05-06
  • 通讯作者: 梁秋华(1973-),女,研究员,主要从事农作物栽培技术研究,(电子信箱)hbndzhy@163.com。
  • 作者简介:任冬雪(1993-),女,河北承德人,助理研究员,硕士,主要从事玉米栽培及新品种选育工作,(电子信箱)15369307596@163.com。
  • 基金资助:
    河北省现代农业产业技术体系建设专项资金项目(HBCT2023020401); 承德市科技计划项目(202305B036); 承德市农林科学院自主项目(2024A03)

Effects of substituting partial chemical fertilizer nitrogen with bio-organic fertilizer nitrogen on maize yield, nutrient utilization and nitrogen use efficiency

REN Dong-xue1, DING Gui-jiang1, MU Yun-sen1, LI Yi1, YANG Zhi-hui1, LI Qing-song1, LIU Mei-yan2, LIANG Qiu-hua1   

  1. 1. Chengde Academy of Agriculture and Forestry Sciences, Chengde 067500, Hebei, China;
    2. Pingquan Agriculture and Rural Bureau, Chengde 067500, Hebei, China
  • Received:2025-10-23 Published:2026-04-25 Online:2026-05-06

摘要: 为探明有机肥氮替代部分化肥氮对玉米(Zea mays L.)产量构成、养分吸收和氮肥利用率的影响,采用随机区组试验设计,分别设置不施肥(CK0)、100%化肥(CK,纯氮用量225 kg/hm2)、90%化肥+10%生物有机肥(10%OF)、80%化肥+20%生物有机肥(20%OF)、70%化肥+30%生物有机肥(30%OF)、60%化肥+40%生物有机肥(40%OF)6个处理,各施肥处理氮、磷、钾养分施用量均一致,研究不同配施比例对玉米生长发育、产量、养分吸收及肥料利用率的影响。结果表明,生物有机肥与化肥配施能促进玉米生长、改善玉米穗部性状,提高玉米产量,促进玉米养分吸收。与CK相比,行粒数提高3.12%~10.91%,百粒重提高1.13%~3.13%,产量提高5.17%~14.28%,子粒氮素吸收量提高5.38%~14.80%,子粒磷素吸收量提高25.12%~65.16%,子粒钾素吸收量提高3.34%~19.80%,氮肥表观利用率提高14.97%~41.10%。其中,20%生物有机肥与80%化肥配施处理能有效提高植物的养分吸收能力,增产率和氮肥利用率最高。

关键词: 生物有机肥, 化肥, 玉米(Zea mays L.), 产量, 养分利用, 氮肥利用率

Abstract: To investigate the effects of substituting partial chemical fertilizer nitrogen with organic fertilizer nitrogen on maize (Zea mays L.) yield components, nutrient uptake and nitrogen fertilizer utilization, a randomized block experiment was conducted. Six treatments were established: no fertilization (CK0), 100% chemical fertilizer (CK, 225 kg/hm2 pure nitrogen), 90% chemical fertilizer+ 10% bio-organic fertilizer (10%OF), 80% chemical fertilizer + 20% bio-organic fertilizer (20%OF), 70% chemical fertilizer + 30% bio-organic fertilizer (30%OF), and 60% chemical fertilizer + 40% bio-organic fertilizer (40%OF). The total applied amounts of nitrogen, phosphorus and potassium nutrients were consistent across all fertilization treatments. The effects of different combined application ratios of chemical fertilizer nitrogen and organic fertilizer nitrogen on maize growth and development, yield, nutrient uptake and fertilizer utilization efficiency were investigated. The results showed that the combined application of bio-organic fertilizer and chemical fertilizer promoted maize growth, improved ear characteristics, increased yield, and enhanced nutrient uptake in maize. Compared with the CK treatment, kernel number per row increased by 3.12%-10.91%, 100-kernel weight increased by 1.13%-3.13%, yield increased by 5.17%-14.28%, grain nitrogen uptake increased by 5.38%-14.80%, grain phosphorus uptake increased by 25.12%-65.16%, grain potassium uptake increased by 3.34%-19.80%, and the apparent nitrogen use efficiency increased by 14.97%-41.10%. Among all treatments, the combination of 20% bio-organic fertilizer and 80% chemical fertilizer was most effective in improving plant nutrient uptake capacity, achieving the highest yield increase rate and nitrogen use efficiency.

Key words: bio-organic fertilizer, chemical fertilizers, maize (Zea mays L.), yield, nutrient utilization, nitrogen use efficiency

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