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St.Clair J.B., Howe G.T.  2011.  Strategies for the conservation of forest genetic resources in the face of climate change. Turk. J. Bot. 35:403-409.

Aitken S.N., Adams W.T..  1997.  Spring cold hardiness under strong genetic control in Oregon populations of Pseudotsuga menziesii var. menziesii. Canadian Journal of Forest Research. 27:1773-1780.

Anekonda T.S., Hansen L.D., Bacca M.I., Criddle R.S..  1996.  Selection for biomass production based on respiration parameters in eucalypts: Effects of origin and growth climates on growth rates. Canadian Journal of Forest Research. 26:1556-1568.

Criddle R.S., Anekonda T.S., Bacca M.I., Hansen L.D..  1996.  Selection for biomass production based on respiration parameters in eucalypts: Acclimation of growth respiration to changing growth temperatures. Canadian Journal of Forest Research. 26:1569-1576.

O'Neill G.A., Aitken S.N., Adams W.T..  1996.  Susceptibility to autumn frost can be predicted by the timing of bud-set in Douglas-fir seedlings but not saplings. Tree Improvement for Sustainable Tropical Forestry, Dieters, M.J., Matheson, A.C., Nikles, D.G., Harwood, C.E. and Walker, S.U. (eds.). :208-209.

Aitken S.N., Adams W.T..  1995.  Screening for cold hardiness in coastal Douglas-fir. Proceedings CRC-IUFRO Conference: Eucalypt Plantations: Improving Fibre Yield and Quality. :321-324.

Adams W.T., Vargas-Hernandez J.J., Joyce D.G..  1990.  Selecting for wood density in young coastal Douglas-fir. Proceedings Joint Meeting Western Forest Genetics Association and IUFRO Working Parties S2.02-05, -06, -12 and -14 on Douglas-fir, Contorta Pine, Sitka Spruce and Abies Breeding and Genetic Resources. :4.1-4.8.

Adams W.T., Howe G.T..  1985.  Stem sinuosity measurement in young Douglas-fir progeny tests. Proceedings of the IUFRO Working Party on Breeding Strategy for Douglas-fir as an Introduced Species. Working Party: S. 2.02.05. :147-159.