Agro-ecosystem and economic system
agro-forestry ecological and economic system
ECOLOGICAL AND ECONOMIC SYSTEM
ecological and economic system of agriculture
Forestry ecological and Economic system
marine environment and economic system
Planning and land and resources
promote fundamental shifts in the economic system and mode of economic growth
saving energy and land and waterand mate- rials
Institute of Economic System and Management
coastal and harbor region
Coastal and Island Area
COASTAL AND MARINE TOURISM
COASTAL AND MARINE TOURIST INDUSTRY
COASTAL AND OFFSHORE ENGINEERING
Coastal economic belt in Liaoning province
Coastal Economic Circle
coastal economic development zone