U.S. Fish and Wildlife Service; Hayes, Marc P.; Materna, Elizabeth; Engler, Joseph; Rombough, Christopher
(Portland, Or. : U.S. Fish and Wildlife Service, Region 1, [2005], 2005-08)
Reports on the results of a study on the effects of nutrient enrichment on the Oregon spotted frog in the Conboy Lake National Wildlife Refuge. Makes recommendations for management based on the results.
