Figure 1. Location of the study area in desertified steppe.
(A) Study site; (B) the sampling methods. Chinese map was created by ArcGIS 9.3 software, http://www.arcgis.com/features/; data was collected from Google Earth ©2017 satellite imagery.
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.