【Objective】Due to frequent cloudy and rainy weather,it is challenging to map crop types over South China with fragmented agricultural landscapes.The Gaofen(GF)series satellites developed by China have high spatial-temporal resolution and good image quality.This study ex...MORE 【Objective】Due to frequent cloudy and rainy weather,it is challenging to map crop types over South China with fragmented agricultural landscapes.The Gaofen(GF)series satellites developed by China have high spatial-temporal resolution and good image quality.This study ...