TY - RPRT TI - Response of bird species densities to habitat structure and fire history along a Midwestern open-forest gradient AU - R. Grundel AU - N.B. Pavlovic PY - 2007 DO - 10.1650/0010-5422(2007)109[734:robsdt]2.0.co;2 UR - https://pubs.usgs.gov/publication/70031666 ID - 70031666 ER -