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Current Search ((ALL：watershed))
Filters ((发表日期：2015))
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forests(6)
runoff(5)
nitrogen(4)
surface water(3)
water quality(3)
carbon(2)
conservation(2)
grasslands(2)
nitrate(2)
topography(2)
vegetation(2)
agriculture(1)
aquatic ecosystems(1)
crown(1)
cryosphere(1)
density(1)
elements(1)
environmental impacts(1)
erosion(1)
estuaries(1)
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