agricultural geological survey sample
1∶250 000 regional geological survey
1∶50 000 regional geological survey
250000 Regional Geological Survey
250000 scale regional geological survey
50 000 REGIONAL GEOLOGICAL SURVEY
Academy of Geological Survey
Academy of Geological Survey of Anhui Province
Academy of Geological Survey of Guizhou Province
Academy of Regional Geological Survey
贵州省地质调查院
贵州省地质矿产局区调院
贵州省地勘局区域地质调查院
贵州省地勘局区域地质调查研究院
贵州地勘局区调院
Academy of Regional Geological Survey of Guizhou Bureau of Geology and Mineral Resources
agriculture’s ecological geological survey
agricultwral geological survey
Anhui Academy of Geological Survey
Anhui Geological Survey
Anhui Institute of Geological Survey
Begional Geological Survey Team of Hunan Bureau of Geology and Mineral Resources
Beijing Geological Survey
北京市地质调查研究院
北京市地质调查所；北京市地质矿产局