土壤营养元素光谱检测技术的研究进展  

Research progress on spectral detection technology of soil nutrient elements

作　　者：李锦昌 何洪源[1] 赵雪珺 王晓宾[1] 吕铷麟 胡益滔 LI Jin-chang;HE Hong-yuan;ZHAO Xue-jun;WANG Xiao-bin;Lü Ru-lin;HU Yi-tao(School of Investigation,People’s Public Security University of China,Beijing 100038,China;Shanghai Key Laboratory of Crime Scene Evidence,Shanghai Research Institue of Criminal Science and Technology,Shanghai 200083,China)

机构地区：[1]中国人民公安大学侦查学院,北京100038 [2]上海市刑事科学技术研究院上海市现场物证重点实验室,上海200083

出　　处：《应用化工》2022年第11期3369-3374,共6页Applied Chemical Industry

基　　金：公安部技术研究计划项目(2019JSYJA13);上海市现场物证重点实验室开放课题基金项目(2021XCWZK05);中国人民公安大学基本科研业务费重点项目基金项目资助(2021JKF213)。

摘　　要：综述了可见-近红外光谱、激光诱导击穿光谱、X射线荧光光谱和高光谱遥感检测土壤中氮磷钾的特点,总结了光谱数据预处理、特征波段提取和预测模型等化学计量学方法在土壤营养元素检测中的应用。在未来工作当中,应进一步开发便携式光谱检测仪器,优化数据建模方法,扩充土壤光谱数据库,完善土壤营养元素光谱检测方法体系,为我国土壤多参数、高精度快速检测工作提供参考。This article reviews the characteristics of visible-near infrared spectroscopy,laser-induced breakdown spectroscopy,X-ray fluorescence spectroscopy,and hyperspectral remote sensing for detecting nitrogen,phosphorus and potassium in soil,and summarizes chemometric methods such as spectral data preprocessing,characteristic band extraction and prediction models in detecting soil nutrient elements.In the future,it is necessary to further develop portable spectroscopic detection equipment,optimize data modeling methods,expand soil spectroscopy database and enriching soil nutrient element spectroscopy detection method system,which can provide reference for China’s soil multi-parameter,high-precision rapid detection work.

关 键 词：土壤营养元素 光谱技术 光谱数据预处理 特征波段提取 光谱建模 

分 类 号：TQ440.21[化学工程—化学肥料工业] O657.3[理学—分析化学] S151.95[理学—化学]