@mastersthesis {KNZ00419, title = {Bison selectivity and grazing response of little bluestem and big bluestem in burned and unburned tallgrass prairie}, volume = {MS Thesis}, year = {1993}, pages = {1 -38}, school = {Kansas State University}, type = {M.S. Thesis}, address = {Manhattan, KS}, keywords = {LTER-KNZ, tallgrass prairie}, author = {Pfeiffer, K.E.} }