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Environmental Sciences 18	Agriculture 14	Environmental Sciences & Ecology 11
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Water Resources 6	Forestry 5	Multidisciplinary Sciences 5
Ecology 4	Agriculture, Multidisciplinary 3	Agronomy 3
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农业区划 1	土壤学 1	地理学::自然地理学 1
水土保持 1	物理化学 1	生态学 1