中国稻米 ›› 2021, Vol. 27 ›› Issue (5): 59-63.DOI: 10.3969/j.issn.1006-8082.2021.05.013

• 专论与研究 • 上一篇    下一篇

新型控释肥机插侧深施对江淮中稻产量及氮肥利用率的影响

吴文革1,*(), 季雅岚1, 许有尊1, 孙雪原1, 钟成虎2, 束孝海3, 徐立宏3, 张兆东3, 王玉军3, 甘剑锋3, 江洪强3, 何毕3, 胡根生3, 王宏斌3, 吴红星3   

  1. 1安徽省农业科学院 水稻研究所,合肥 230031
    2茂施农业科技有限公司,安徽 青阳 242800
    3安徽省水稻机插侧深施肥技术研发团队,合肥230031
  • 收稿日期:2021-07-25 出版日期:2021-09-20 发布日期:2021-09-20
  • 通讯作者: 吴文革
  • 作者简介:

    *第一/通讯作者:aasrri@163.com

  • 基金资助:
    国家重点研发计划项目(2018YFD0300906; 2018YFD0300903)

Effects of Deep Application of New Controlled Release Fertilizer Machine on Yield and Nitrogen Use Efficiency of Middle Rice in Jianghuai

Wenge WU1(), Yalan JI1, Youzun XU1, Xueyuan SUN1, Chenghu ZHONG2, Xiaohai SHU3, Lihong XU3, Zhaodong ZHANG3, Yujun WANG3, Jianfeng GAN3, Hongqiang JIANG3, Bi HE3, Gensheng HU3, Hongbin WANG3, Hongxing WU3   

  1. 1Rice Research Institute, Anhui Academy of Agricultural Sciences, Hefei 230031, China
    2Maoshi Agricultural Company, Qingyang, Anhui 242800, China
    3Rice Machine Side Deep Fertilization Technology Team, Hefei 230031, China
  • Received:2021-07-25 Online:2021-09-20 Published:2021-09-20
  • About author:

    *1st/Corresponding author: aasrri@163.com

摘要:

基于新型控释肥的机插侧深施肥,可以实现简化施肥次数,减少施肥量,提高肥料利用率。2020年在安徽江淮水稻主产区多点试验的结果表明,基于生物基包膜控释肥(MFi)机插侧深施,江淮杂交中籼稻在常规施肥量(其中N=13.5 kg/667 m2)基础上减量20%,江淮常规中粳稻在常规施肥量(其中N=15.6 kg/667m2)基础上减量10%,或在常规施肥量(其中N=15.6 kg/667m2)基础上减量20%+1次孕穗肥,均可以实现不减产(平产或略增),显著提高肥料利用效率。

关键词: 水稻, 生物基包膜控释肥, 侧深施肥, 产量, 氮肥利用率

Abstract:

Side deep fertilization technology based on the new type of controlled-release fertilizer which can reduce the frequency of fertilization, decrease the amount of fertilization and improve the nitrogen utilization efficiency. Research results in Jianghuai area of Anhui Province in 2020 showed that the amount of fertilization for bio-based controlled-release fertilizer reduced about 20% based on conventional fertilization rate(N=13.5 kg/667 m2) in hybrid mid-indica rice, and reduced about 10% based on conventional fertilization (N=15.6 kg/667 m2) in conventional mid-japonica rice or that reduced 20% based on conventional fertilization plus once panicle fertilizer both in indica and japonica rice, would not significantly reduce rice yield, but significantly increased nitrogen utilization efficiency.

Key words: rice, bio-based controlled-release fertilizer, side deep fertilization, yield, nitrogen utilization efficiency

中图分类号: