TY - RPRT TI - Time to branch out? Application of hierarchical survival models in plant phenology AU - Sarah Elmendorf AU - Theresa Crimmins AU - Katharine L. Gerst AU - Jake Weltzin PY - 2019 DO - 10.1016/j.agrformet.2019.107694 UR - https://pubs.usgs.gov/publication/70215096 ID - 70215096 ER -