Authors: Burr, KE Hawkins, CDB L'Hirondelle, SJ Binder, W George, MF Repo, T

Citation: Ke. Burr et al., Methods for measuring cold hardiness of conifers, TREE PH SER, 1, 2001, pp. 369-401

Authors: Hawkins, CDB Shewan, KB

Citation: Cdb. Hawkins et Kb. Shewan, Frost hardiness, height, and dormancy of 15 short-day, nursery-treated interior spruce seed lots, CAN J FORES, 30(7), 2000, pp. 1096-1105

Authors: Wang, JR Hawkins, CDB Letchford, T

Citation: Jr. Wang et al., Photosynthesis, water and nitrogen use efficiencies of four paper birch (Betula papyrifera) populations grown under different soil moisture and nutrient regimes, FOREST ECOL, 112(3), 1998, pp. 233-244