磷铵中硫添加工艺现状、农学效果及未来展望  

Current status,agronomic effect and future prospect of sulfur addition process in ammonium phosphate

作　　者：刘青林 丰智松 鲁振亚 黄成东[3] 孙玉翠 冯瑞 赵伟丽 师永林 LIU Qing-lin;FENG Zhi-song;LU Zhen-ya;HUANG Cheng-dong;SUN Yu-cui;FENG Rui;ZHAO Wei-li;SHI Yong-lin(Yunnan Yuntianhua Co.Ltd.,Kunming Yunnan 650228;College of Agriculture,Yunnan University,Kunming Yunnan 650091;College of Resources and Environment,China Agricultural University,Beijing 100193)

机构地区：[1]云南云天化股份有限公司,云南昆明650228 [2]云南大学农学院,云南昆明650091 [3]中国农业大学资源与环境学院,北京100193

出　　处：《中国土壤与肥料》2024年第12期240-248,共9页Soil and Fertilizer Sciences in China

基　　金：国家重点研发计划(2022YFD1901500,2022YFD1901503);云南省院士工作站(202305AF150055)。

摘　　要：磷铵作为我国最重要的磷肥产品,对保障国家粮食安全至关重要。为了实现磷铵增效并补充土壤日益缺乏的硫素养分,含硫磷铵产品应运而生。从硫添加形态、硫添加方式2个维度,简要介绍了目前磷铵中硫素补充的单质硫源和化合硫源,以及不同硫源添加下的相关工艺流程。通过农学效果对比,揭示单质硫与化合硫当前运用缺陷,同时介绍了当前硫源添加的最新进展。以外包裹与均匀分布2个硫源添加技术,阐述了含硫磷铵中硫素添加工艺,并对该两项技术所创制产品进行应用效果比较,分析产品运用场景。简要分析了当前我国含硫磷铵产品发展情况,总结当前我国含硫磷铵发展存在的问题,最后对我国含硫磷铵未来的发展进行展望。As the paramount phosphate fertilizer commodity in China,ammonium phosphate holds significant importance in safeguarding national food security.To enhance the efficacy of ammonium phosphate and address the escalating deficiency of sulfur nutrients in the soil,sulfur-containing ammonium phosphate products have emerged.The article succinctly outlined the current sulfur supplementation in ammonium phosphate,covering both elemental sulfur sources and sulphate sources,from the perspectives of sulfur addition form and sulfur addition mode,along with the corresponding process flow under different sulfur sources.Through comparative analysis of agronomic effects,the current shortcomings in the utilization of elemental sulfur sources and sulphate were elucidated,while also introducing the latest advancements in sulfur source addition.The sulfur addition process within sulfur-containing ammonium phosphate was expounded through two techniques:sulfur coated and uniform distribution of sulfur sources.Application outcomes of products created by these techniques were compared,and the application scenarios of these products were analyzed.A concise analysis of the current development status of sulfurcontaining ammonium phosphate products in China was provided,summarizing the existing challenges in their development.Finally,a prospective outlook on the future development of sulfur-containing ammonium phosphate in China was presented.

关 键 词：含硫磷铵 硫形态 添加工艺 农艺效果 

分 类 号：TQ4[化学工程]