@article {KNZ00676,
	title = {Influence of differing land management on the invasion of North American tallgrass prairie soils by European earthworms},
	journal = {Pedobiologia},
	volume = {43},
	year = {1999},
	pages = {507 -512},
	keywords = {LTER-KNZ, tallgrass prairie},
	author = {Callaham, M.A. Jr. and John M. Blair}
}
