Maps of Cassava and Maize Extent in Oyo State, Nigeria (year 2022)

This is a geospatial raster dataset (10 m resolution) mapping the spatial distribution of maize and cassava fields in Oyo State, southwestern Nigeria, for the year 2022. Crop predictions were derived using fused Sentinel-1 SAR and Sentinel-2 optical imagery combined with supervised machine-learning classification and field-validated ground-truth observations. The dataset supports applications in food security monitoring, land-use analysis, and agricultural management in smallholder systems.