There are a lot of cold and cool regions that are compared with plain zones at the same latitude due to height elevation in Taihang mountainous areas.

Bashang Hebei Cool Area is " the no-public nuisance time difference vegetable producing base " by Hebei province government, and the vegetable quantity, quality and market owning rate is very high.

The principal component analysis reflected that the microbial biomass N and urcase have higher coefficient in every major constituent,so the two properties can be considered to be the most important soil biological factors in the cool and cold regions.