缓释肥料养分缓释机制及研究进展  

Mechanism and research progress of nutrient slow-release in slow-release fertilizer

作　　者：赵晓龙 俄胜哲 袁金华[2] 吴步梅[3] 邵琪 赵天鑫 路港滨 张鹏 刘雅娜[1] ZHAO Xiaolong;E Shengzhe;YUAN Jinhua;WU Bumei;SHAO Qi;ZHAO Tianxin;LU Gangbin;ZHANG Peng;LIU Yana(College of Resources and Environment,Gansu Agricultural University,Lanzhou 730070,China;Institute of Soil and Fertilizer and Water-saving Agriculture,Gansu Academy of Agricultural Sciences,Lanzhou 730070,China;Lanzhou Agricultural Science and Technology Research and Extension Center,Lanzhou 730070,China;Gansu Runtu Antong Ecological Technology Co.,Ltd.,Lanzhou 730070,China)

机构地区：[1]甘肃农业大学资源与环境学院,甘肃兰州730070 [2]甘肃省农业科学院土壤肥料与节水农业研究所,甘肃肃兰州730070 [3]兰州市农业科技研究推广中心,甘肃兰州730070 [4]甘肃润土安童生态科技有限责任公司,甘肃兰州730070

出　　处：《生态产业科学与磷氟工程》2024年第7期42-48,共7页Eco-industry Science & Phosphorus Fluorine Engineering

基　　金：兰州市人才创新创业项目“果树优生区关键施肥期专用缓释肥研究”(2121-RC-63)。

摘　　要：缓释肥料是提高肥料利用率的有效途径之一,对农业的可持续发展具有重要意义。详细介绍物理阻碍包膜型、化学合成微溶型和稳定型等现有缓释肥料的内涵、主要品种、缓释机制、关键技术及优缺点。针对缓释肥料存在的问题提出了未来发展研究方向,研发更优缓释性能的无机包膜材料、降低有机包膜材料成本、组合不同类型缓释肥料的缓释技术、实现养分释放速率与作物需求精准一致将是缓释肥研究主要关注点。Slow-release fertilizer is one of the effective ways to improve the utilization rate of fertilizer,which is of great significance to the sustainable development of agriculture.The connotation of the existing slow-release fertilizers,such as physical barrier coated type,chemical synthesis micro-soluble type and stable fertilizer,as well as the main varieties,slow-release mechanism,key technologies,advantages and disadvantages are introduced in detail.In view of the problems existing in various slow-release fertilizers,the research direction of future development is proposed.The main focus of slow-release fertilizer research is to develop inorganic coating materials with better slow-release performance,reduce the cost of organic coating materials,combine the slow-release technology of different types of slow-release fertilizers,and realize the accurate consistency of nutrient release rate and crop demand.

关 键 词：包膜缓释肥 化学合成型微溶性缓释肥 稳定性肥料 缓释机制 发展应用 

分 类 号：S145.6[农业科学—肥料学]