Delimitation of water protection area
fire protection water curtain
protection water soil layer
Slope protection water-retention
the basis of discrimination protection water
tide water protection forest
water protection forest
water protection forests
Technological standards foragriculture production in water protection zones
Changjiang River Basin Water Resources Protection Bureau
Conservation and protection of water sources
Division of drinking water sources protection areas
drum water-level protection
fire protection of water resources
functional zones for water environment protection
Huaihe River Basin Water Resources Protection Bureau