@article {KNZ00305, title = {Relationship between mycorrhizal activity, burning, and plant productivity in tallgrass prairie}, journal = {Canadian Journal of Botany}, volume = {69}, year = {1991}, pages = {2597 -2619}, keywords = {LTER-KNZ, tallgrass prairie}, doi = {10.1139/b91-323}, author = {Bentivenga, S.P. and Hetrick, B.A.D.} }