TY - RPRT TI - Characterization of Salix nigra floral insect community and activity of three native Andrena bees AU - Simon, S. J. AU - Keefover-Ring, K. AU - Park, Y.-L. AU - Wimp, G. AU - Grady, J. AU - DiFazio, S. PY - 2020 DO - 10.1101/2020.03.23.004309 UR - https://www.biorxiv.org/content/10.1101/2020.03.23.004309v1 ID - 10.1101/2020.03.23.004309 ER -