Heather M. Cayton, Nick L. Haddad, Kevin Gross, Sarah E. Diamond, and Leslie Ries. 2015. Do growing degree days predict phenology across butterfly species? Ecology 96:1473–1479. http://dx.doi.org/10.1890/15-0131.1
Appendix A: Time series analysis to determine the forecasting ability of growing degree days.
Ecological Archives E096-132-A1.
Appendix B: Species trait analysis to determine the predictability of growing degree days.
Ecological Archives E096-132-A2.