【摘要】 应用“ＴＭ”卫星资料，采用遥感监测方法，可快捷地进行县（市）级以上宏观的耕地动态监测，精度可达９０％～９５％。监测年限可按地区的耕地动态率分组；监测内容可扩大到农、牧、副、渔等农业生产用地的动态监测。更多还原

【Abstract】 Abstract We may monitor the dynamic change of cultivated land quickly by means of TM images and remote sensing way.The monitoring accuracy is 90%～95%.The fixed number of monitoring years can be divided into groups according to cultivated land dynamic change rate.On the other hand it is feasible to monitor the change circumstance of the land of agriculture,animul husbandry,fishery.更多还原