Growth, phenology, and cold hardiness of 32 Douglas-fir full-sib families.

@article{Hawkins2009GrowthPA,
  title={Growth, phenology, and cold hardiness of 32 Douglas-fir full-sib families.},
  author={Barbara J. Hawkins and Michael St{\"o}hr},
  journal={Canadian Journal of Forest Research},
  year={2009},
  volume={39},
  pages={1821-1834}
}