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Taking the opportunity of the third monitoring of rocky desertification in the karst area of China, Zigui County of Hubei Province applied Unmanned Aerial Vehicle (UAV) for the first time for monitoring. Through repeated trials and studies, it established technical requirements including the UAV monitoring technology for the rocky desertification, the feature point photographing, UAV video judgment of rocky desertification degree, UAV video correction misclassification subcompartment, and UAV video observation of rocky desertification control. It completed the third rocky desertification monitoring task of karst area in Zigui County.


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