TY - RPRT TI - Changes in conservation value from grasslands to savannas to forests: How a temperate canopy cover gradient affects butterfly community composition AU - Ralph Grundel AU - Gary S. Dulin AU - Noel B. Pavlovic PY - 2020 DO - 10.1371/journal.pone.0234139 UR - https://pubs.usgs.gov/publication/70213233 ID - 70213233 ER -