TY - RPRT TI - Are waterfowl food resources limited during spring migration? A bioenergetic assessment of playas in Nebraska's rainwater basin AU - Travis J. Schepker AU - Ted LaGrange AU - Elisabeth B. Webb PY - 2018 DO - 10.1007/s13157-018-1047-0 UR - https://pubs.usgs.gov/publication/70198756 ID - 70198756 ER -