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Management of Northern Prairies and Wetlands for the Conservation of Neotropical Migratory Birds
註釋The Northern Prairie Wildlife Research Center (PWRC) of the U.S. Geological Survey (USGS) presents the full text of the 1996 paper entitled "Management of Northern Prairies and Wetlands for the Conservation of Neotropical Migratory Birds," written by Douglas H. Johnson. This paper discusses the effects of common management practices of wetlands and grasslands on bird populations. Some species in northern prairies are very dependent on these land resources.