Environmental sensitivity analysis of Huailai County,Hebei Province of the agriculture-pasture ecotone of northern China.;

Huailai County,Hebei province is a neighboring county to Beijing,the capital of China.

Why does the Crooked Fleabane Turn Straight? For It Finds Its Domicile in the Thick Hemp——Look at the course of Pan Yue s mind from his works in Heyang and Huai County;

Climate Change Character in the Special Sand Area of the Areas Encircling Beijing: A Case Study on the Counties of Zhangbei,Huailai and Fengning;

An Appraisal of Regional Industrial Structure Based on Environments and Resources——An Example of Huairou County;

Accelerate Citilization of Countryside,Promote Economic Development of County Town--Give Consideration to Discuss Construction of County Town And Development of Whole County in Huaining County,Anhui Province;

It is generally thought that it was in the 25th year of the Crown Title of Daoguang in the Qing Dynasty that He Bingxun, magistrate of Huaiyuan county, started for the norhtwestern part of the county in search of the ancient site of Xiazhou under the command of Xu Song, prefect of Yulin.