TY - Generic T1 - Wetlands may change tallgrass prairie from a sink to a source for atmospheric methane Y1 - 1995 A1 - Yavitt, J.B. A1 - Alan K. Knapp ED - D.C. Hartnett KW - tallgrass prairie UR - http://images.library.wisc.edu/EcoNatRes/EFacs/NAPC/NAPC14/reference/econatres.napc14.jyavitt.pdf ER -