TY - RPRT TI - Factors affecting songbird nest survival in riparian forests in a midwestern agricultural landscape AU - R.G. Peak AU - F. R. Thompson AU - T.L. Shaffer PY - 2004 DO - 10.1642/0004-8038(2004)121[0726:fasnsi]2.0.co;2 UR - https://pubs.usgs.gov/publication/70026938 ID - 70026938 ER -