TY  - RPRT
TI  - From Caprio's lilacs to the USA National Phenology Network
AU  - Mark D. Schwartz
AU  - Julio L. Betancourt
AU  - Jake F. Weltzin
PY  - 2012
DO  - 10.1890/110281
UR  - https://pubs.usgs.gov/publication/70037883
ID  - 70037883
ER  -