Results 1 to 10 of about 271,763 (115)

Remote sensing-based estimation of rice yields using various models: A critical review

Geo-spatial Information Science, 2021
Reliable estimation of region-wide rice yield is vital for food security and agricultural management. Field-scale models have increased our understanding of rice yield and its estimation under theoretical environmental conditions.
Daniel Marc G dela Torre, Jay Gao, Cate Macinnis-Ng   +2 more
doaj   +2 more sources

Ramie Yield Estimation Based on UAV RGB Images

Sensors, 2021
Timely and accurate crop growth monitoring and yield estimation are important for field management. The traditional sampling method used for estimation of ramie yield is destructive. Thus, this study proposed a new method for estimating ramie yield based
Hongyu Fu, Chufeng Wang, Guoxian Cui, Wei She, Liang Zhao   +4 more
doaj   +3 more sources

Yield estimation of winter wheat in the Huang-Huai-Hai region using MODIS and meteorological data: spatio-temporal analysis and county-level modeling [PDF]

Frontiers in Plant Science
The Huang-Huai-Hai region is a major winter wheat production area in China. Achieving accurate yield estimation through high spatio-temporal resolution MODIS remote sensing combined with meteorological monitoring has become an important issue for ...
Zhaoxia Lou, Deng Sun
doaj   +2 more sources

Wheat yield estimation using remote sensing data based on machine learning approaches. [PDF]

Front Plant Sci, 2022
Cheng E, Zhang B, Peng D, Zhong L, Yu L, Liu Y, Xiao C, Li C, Li X, Chen Y, Ye H, Wang H, Yu R, Hu J, Yang S.   +14 more
europepmc   +2 more sources

Winter wheat yield estimation based on assimilated Sentinel-2 images with the CERES-Wheat model

Journal of Integrative Agriculture, 2021
Assimilating Sentinel-2 images with the CERES-Wheat model can improve the precision of winter wheat yield estimates at a regional scale. To verify this method, we applied the ensemble Kalman filter (EnKF) to assimilate the leaf area index (LAI) derived ...
Zheng-chun LIU, Chao WANG, Ru-tian BI, Hong-fen ZHU, Peng HE, Yao-dong JING, Wu-de YANG   +6 more
doaj   +1 more source

Cotton Yield Estimation Using the Remotely Sensed Cotton Boll Index from UAV Images

Drones, 2022
Cotton constitutes 81% of the world’s natural fibers. Accurate and rapid cotton yield estimation is important for cotton trade and agricultural policy development.
Guanwei Shi, Xin Du, Mingwei Du, Qiangzi Li, Xiaoli Tian, Yiting Ren, Yuan Zhang, Hongyan Wang   +7 more
doaj   +1 more source

Fast and precise detection of litchi fruits for yield estimation based on the improved YOLOv5 model. [PDF]

Front Plant Sci, 2022
Wang L, Zhao Y, Xiong Z, Wang S, Li Y, Lan Y.   +5 more
europepmc   +2 more sources

Field Data Collection Methods Strongly Affect Satellite-Based Crop Yield Estimation

Remote Sensing, 2022
Crop yield estimation from satellite data requires field observations to fit and evaluate predictive models. However, it is not clear how much field data collection methods matter for predictive performance.
Kate Tiedeman, Jordan Chamberlin, Frédéric Kosmowski, Hailemariam Ayalew, Tesfaye Sida, Robert J. Hijmans   +5 more
doaj   +1 more source

County Scale Corn Yield Estimation Based on Multi-Source Data in Liaoning Province

Agronomy, 2023
Corn as a dominant and productive cereal crop has been recognized as indispensable to the global food system and industrial raw materials. China’s corn consumption reached 2.82 × 108 t in 2021, but its production was only 2.65 × 108 t, and China’s corn ...
Ge Qu, Yanmin Shuai, Congying Shao, Xiuyuan Peng, Jiapeng Huang   +4 more
doaj   +1 more source

Bayesian Posterior-Based Winter Wheat Yield Estimation at the Field Scale through Assimilation of Sentinel-2 Data into WOFOST Model

Remote Sensing, 2022
Accurate and timely regional crop yield information, particularly field-level yield estimation, is essential for commodity traders and producers in planning production, growing, harvesting, and other interconnected marketing activities. In this study, we
Yantong Wu, Wenbo Xu, Hai Huang, Jianxi Huang   +3 more
doaj   +1 more source