This system is used for dividing the types of the soil mantle structure in Weinan administrative region.

并应用这个系统划分了渭南地区土被结构类型系统。

youdao

This system is used for dividing the types of the soil mantle structure in Weinan administrative region.

并应用这个系统划分了渭南地区土被结构类型系统。

youdao