Species, provenance, and progeny tests of the genus Larix by the Petawawa National Forestry Institute / T.J.B. Boyle, T.C. Nieman, S. Magnussen, and J. Veen.

by Boyle, T. J. B.
Chalk River, Ont. : Petawawa National Forestry Institute, 1989.

Series: Information report (Petawawa National Forestry Institute) ; Pl-X-94

Forest tree genetic conservation activities in Canada / T.J.B. Boyle

by Boyle, T. J. B.
Ottawa : Forestry Canada. Science and Sustainable Development Directorate, 1992.

Series: Information report (Science and Sustainable Development Directorate) ; ST-X-4

Range wide provenance tests of black spruce in Ontario / T.J.B. Boyle.

by Boyle, T. J. B.
Chalk River, Ont. : Petawawa National Forestry Institute, 1985.

Series: Information report (Petawawa National Forestry Institute) ; PI-X-57