De-ping Yang

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OBJECTIVE To use the snail survey data of Yugan, Jiangxi Province as an example to evaluate the effects and advantages of global positioning system integrated with digital maps and remote sensing data in order to manage and analyze the whole country's surveillance data of schistosomiasis by using geographic information system. METHODS The data of(More)
OBJECTIVES To understand the gastroscopic and pathological characteristics of patients with miasis in Poyang Lake area, and to explore the relationship between schistosomiasis and pathological changes of gastric mucosa. METHODS Volunteers with or without schistosomiasis were recruited and divided into a case group and a control group. All the objects were(More)
OBJECTIVE To study the environmental changes of new snail habitual by using multi-temporal relative radiometric normalized TM images taken in Wuzhoutou of Nanchang, Jiangxi province. METHODS TM images of Poyang Lake were collected on 3rd April 1998, 16th April 2000 and 5th May 2004. Taking images in 2004 as a reference, the TM images in 1998 and 2000 were(More)
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