TY - RPRT TI - Nutrient limitation of native and invasive N 2 -fixing plants in northwest prairies AU - Andrea S. Thorpe AU - Steven S. Perakis AU - Christina Catricala AU - Thomas N. Kaye PY - 2013 DO - 10.1371/journal.pone.0084593 UR - https://pubs.usgs.gov/publication/70059910 ID - 70059910 ER -