基金
The authors would like to thank Prof. Li Xiubin and Zhu Huiyi in Institute of Geographical Sciences and Natural Resources Research for their valuable suggestions and help during the writing of the manuscript. This study was funded by the National Key Project of Science and Technology （Grant No. 96-920-09-01） and the National Natural Science Foundation of China （Grant No. 40571160）.
关键词
黄河三角洲
土地使用
土地覆盖变化
光谱特征
水文学
knowledge, the Yellow River delta, the Kenli County,land use and land cover change （LUCC）, remote sensing, spectral characteristic,
