GIS analysis on the environment quality of green food production base in Qing'an County

The environment quality of green food production base in Qing'an County, Heilongjiang Province was analyzed. The results show that according to the national standard, the environment quality in this area does not be subjected to the pollution and reaches the standard of an A-level green food base, as for its northwest and southeast parts, the environment has a tendency of degradation in quality.