Understanding the determinants of agricultural productivity requires accurate measurement of crop output and yield. In smallholder production systems across low- and middle-income countries, crop yields have traditionally been assessed based on farmer-reported production and land areas in household and farm surveys, occasionally by objective crop cuts for a sub-section of a farmer’s plot, and rarely using full-plot harvests. In parallel, satellite...
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详细
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2022/07/15
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报告
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173982
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1
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2022/07/15
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Disclosed
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Eyes in the Sky, Boots on the Ground : Assessing Satellite, and Ground-Based Approaches to Crop Yield Measurement and Analysis