油料作物产量监测中的研究进展与挑战  

Research Progress and Challenges of Oil Crop Yield Monitoring by Remote Sensing

作　　者：马宇靖 吴尚蓉 杨鹏[2] 曹红 谭杰扬[3] 赵荣坤 MA Yujing;WU Shangrong;YANG Peng;CAO Hong;TAN Jieyang;ZHAO Rongkun(School of Information and Communication Engineering,North University of China,Taiyuan 030051,China;State Key Laboratory of Efficient Utilization of Arid and Semi-arid Arable Land in Northern China(the Institute of Agricultural Resources and Regional Planning,Chinese Academy of Agricultural Sciences),Beijing 100081,China;Institute of Agricultural Econo‐my and Agricultural Regionalization,Hunan Academy of Agricultural Sciences,Changsha 410125,China)

机构地区：[1]中北大学信息与通信工程学院,山西太原030051 [2]北方干旱半干旱耕地高效利用全国重点实验室(中国农业科学院农业资源与农业区划研究所),北京100081 [3]湖南省农业科学院农业经济和农业区划研究所,湖南长沙410125

出　　处：《智慧农业（中英文）》2023年第3期1-16,共16页Smart Agriculture

基　　金：湖南省自然科学基金项目(2021JJ40286);国家自然科学基金项目(42271374);中央级公益性科研院所基本科研业务费专项(1610132021009);中国农业科学院青年创新专项(Y2023QC18)。

摘　　要：[目的/意义]油料作物是粮食供应和非粮食供应的重要组成部分,也是食用植物油和植物蛋白的重要来源。实时、动态、大范围的油料作物生长监测对指导农业生产、维持粮油市场稳定、确保国民生命健康具有重大意义。遥感技术因其覆盖范围广、获取信息及时、快速等优势被广泛应用于区域作物产量监测研究和应用中。[进展]本文首先介绍了利用遥感技术对油料作物进行估产的相关背景;其次,从遥感参数反演、面积监测及估产研究三个方面综述了基于遥感技术的油料作物监测研究现状,指出数据同化技术在油料作物估产方面具有极大潜力,并从同化方法、网格选取两方面进行详细阐述。[结论/展望]指出了遥感技术在油料作物监测中的机遇,提出了基于遥感技术的油料作物估产在作物特征选取、空间尺度确定以及遥感数据选择等方面存在的一些问题和挑战,并对未来油料作物估产研究的发展趋势进行了展望。本文可为油料作物的区域估产及生长监测的深入研究提供借鉴和参考。[Significance]Oil crops play a significant role in the food supply,as well as the important source of edible vegetable oils and plant proteins.Real-time,dynamic and large-scale monitoring of oil crop growth is essential in guiding agricultural production,stabilizing markets,and maintaining health.Previous studies have made a considerable progress in the yield simulation of staple crops in regional scale based on remote sensing methods,but the yield simulation of oil crops in regional scale is still poor as its complexity of the plant traits and structural characteristics.Therefore,it is urgently needed to study regional oil crop yield estimation based on remote sensing technology.[Progress]This paper summarized the content of remote sensing technology in oil crop monitoring from three aspects:backgrounds,progressions,opportunities and challenges.Firstly,significances and advantages of using remote sensing technology to estimate the of oil crops have been expounded.It is pointed out that both parameter inversion and crop area monitoring were the vital components of yield estimation.Secondly,the current situation of oil crop monitoring was summarized based on remote sensing technology from three aspects of remote sensing parameter inversion,crop area monitoring and yield estimation.For parameter inversion,it is specified that optical remote sensors were used more than other sensors in oil crops inversion in previous studies.Then,advantages and disad‐vantages of the empirical model and physical model inversion methods were analyzed.In addition,advantages and disadvantages of optical and microwave data were further illustrated from the aspect of oil crops structure and traits characteristics.At last,optimal choice on the data and methods were given in oil crop parameter inversion.For crop area monitoring,this paper mainly elaborated from two parts of optical and microwave remote sensing data.Combined with the structure of oil crops and the characteristics of plant‐ing areas,the researches on area monitoring of oi

关 键 词：遥感 产量模拟 数据同化 油料作物 产量监测 参数反演 

分 类 号：S565[农业科学—作物学] TP79[自动化与计算机技术—检测技术与自动化装置]