Before revision: West Virginia University botanist Earl L. Core addressed the origin of the "sods" in 1973: How did it happen that these grassy tracts were originally [prior to white settlement] treeless, when all the surrounding areas were covered with trees?
After revision: EcologyWest Virginia University botanist Earl L. Core addressed the origin of the "sods" in 1973: How did it happen that these grassy tracts were originally [prior to white settlement] treeless, when all the surrounding areas were covered with trees?