第二章总结了水稻铅污染的生化响应及遥感信息机理，遥感植被指数及其在农作物污染胁迫中的遥感应用，并指出这些遥感植被指数的不足。
Chapter two introduces the biochemical reaction mechanism of rice under Pb pollution stress, and the vegetation indexes which are used in this field. Then it points the disadvantages of these indexes.
VEGETATION植被指数与森林资源特征因子之间的相关性是该遥感数据用于森林资源监测的基础。
The correlationship between VEGETATION index and feature factors of forest resources is the basis that this remote sensing data will be used in forest resources monitoring.
采用定量遥感技术及斜率法，以全球植被指数MODISNDVI数据作为数据源，对宁夏地区2000—2004年期间的植被指数变化幅度及变化趋势进行了研究。
Based on MODIS NDVI, this paper studied the variation trend of vegetation index in the years of 2000 to 2004 in Ningxia area using quantitative remote sensing technique and slope method.
以改进的热惯量法、作物缺水指数法和植被指数法等为主要代表的土壤水分遥感监测方法日臻成熟。
The results showed that the methods on soil moisture monitoring by remote sensing, which are mainly stood for by improved thermal inertia, CWSI and vegetation index, are becoming mature.
用遥感技术进行植物评估可与光谱植被指数联系起来，如规一化差分植被指数NDVI。
Plant condition assessment using remote sensing techniques have been associated with spectral vegetation indices such as the normalized difference vegetation index (NDVI).
当前冬小麦冻害遥感监测研究大多集中于反演地表温度或受灾前后归一化植被指数ND VI变化分析。
Currently, the basic method of monitor winter wheat freeze injury is concentrated on temperature retrieval and compared with NDVI before and after freeze injury.
当前冬小麦冻害遥感监测研究大多集中于反演地表温度或受灾前后归一化植被指数ND VI变化分析。
Currently, the basic method of monitor winter wheat freeze injury is concentrated on temperature retrieval and compared with NDVI before and after freeze injury.
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