TY - RPRT TI - Understory response to varying fire frequencies after 20 years of prescribed burning in an upland oak forest AU - J.A. Burton AU - S.W. Hallgren AU - S.D. Fuhlendorf AU - David M. Leslie PY - 2011 DO - 10.1007/s11258-011-9926-y UR - https://pubs.usgs.gov/publication/70034365 ID - 70034365 ER -