The six counties and city of the Drainage Area of Zuo River in Nanning District lie in the Karst area in southwest of Guangxi Province.

左江流域六县（市）地处桂西南喀斯特地区，区内农业资源和生产水平各有差异。

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Using GIS techniques, the landscape ecological characteristics of the land in six counties, two districts and a city of whole Shangqiu city were summarized.

借助于地理信息系统技术，总结出全市范围及六县两区一市土地利用空间格局的景观生态学特征。

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We used the method of investigating the sample and the general survey to investigate and study the plant resources in area of six counties and two districts under Shangqiu's jurisdiction.

采取样方调查结合普查的方法，对商丘市辖区内六县、两区、一市的植物资源进行了调查。

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In Arkansas, the storm killed 13 people in six counties, the state Emergency Management Agency said.

CNN: Severe weather, tornadoes kill dozens across South

The Irish Republic also dropped its constitutional claim to the six counties which form Northern Ireland.

BBC: US urges Northern Ireland to 'consolidate peace gains'

East Midlands Ambulance Service covers six counties and handles more than 600, 000 emergency calls a year.

BBC: 'Serious incidents' revealed by ambulance service