Cropland Suitability Assessment Using Satellite-Based Biophysical Vegetation Properties and Machine Learning
نویسندگان
چکیده
The determination of cropland suitability is a major step for adapting to the increased food demands caused by population growth, climate change and environmental contamination. This study presents novel assessment approach based on machine learning, which overcomes limitations conventional GIS-based multicriteria analysis increasing computational efficiency, accuracy objectivity prediction. method was developed evaluated soybean cultivation within two 50 × km subsets located in continental biogeoregion Croatia, four-year period during 2017–2020. Two biophysical vegetation properties, leaf area index (LAI) fraction absorbed photosynthetically active radiation (FAPAR), were utilized train test learning models. data derived from medium-resolution satellite mission PROBA-V prime indicators suitability, having high correlation crop health, yield biomass previous studies. A variety climate, soil, topography covariates used establish relationship with training samples, total 119 being per yearly assessment. Random forest (RF) produced superior prediction compared support vector (SVM), mean overall 76.6% 68.1% Subset 80.6% 79.5% B. 6.1% highly suitable FAO class determined sparsely A, while intensively cultivated agricultural land only 1.5% same applicability proposed other types adjusted their respective periods, as well upgrade high-resolution Sentinel-2 images, will be subject future research.
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ژورنال
عنوان ژورنال: Agronomy
سال: 2021
ISSN: ['2156-3276', '0065-4663']
DOI: https://doi.org/10.3390/agronomy11081620