Portlock, F.T.
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A field guide to collecting cones of British Columbia conifers
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Forest tree seed certification in Canada under the OECD scheme and ISTA rules: summary report for 1991-1995
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List of approved basic material for Canada under the OECD forest tree seed certification scheme, 1970-1995
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Proceedings of the joint meeting of the B.C. Seed Dealers’ Association and the Western Forest and Range Seed Council
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Forest tree seed certification in Canada under the OECD scheme and ISTA rules
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Certification of tree seed for export from Canada, 1980-89: lodgepole pine, Douglas-fir, alpine fir and grand fir
Pollard, D.F.W.; Portlock, F.T.
Year: 1990
Catalog ID: 3040
Issued by: Pacific Forestry Centre
Availability: Not available through the CFS (click for more information).
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Forest tree seed inspector's manual: OECD scheme for certification of forest reproduction material moving in international trade
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Allozyme inheritance, heterozygosity and outcrossing rate among Pinus monticola near Ladysmith, British Columbia
El-Kassaby, Y.A.; Meagher, M.D.; Parkinson, J.; Portlock, F.T.
Year: 1987
Catalog ID: 2719
Issued by: Pacific Forestry Centre
Availability: Not available through the CFS (click for more information).
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Intraspecific variation in stem growth of western hemlock
Pollard, D.F.W.; Portlock, F.T.
Year: 1986
Catalog ID: 2643
Issued by: Pacific Forestry Centre
Availability: Not available through the CFS (click for more information).
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Expansion of Canadian tree seed certification
Edwards, D.G.W.; Portlock, F.T.
Year: 1986
Catalog ID: 2640
Issued by: Pacific Forestry Centre
Availability: PDF (request by e-mail)
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The effects of photoperiod and temperature on gibberellin A 4/7 induced strobilus production of western hemlock
Pollard, D.F.W.; Portlock, F.T.
Year: 1984
Catalog ID: 2642
Issued by: Pacific Forestry Centre
Availability: Not available through the CFS (click for more information).
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Tree seed research and certification, Pacific Forest Research Centre, 1981-1982
Edwards, D.G.W.; Miller, G.E.; Portlock, F.T.; Sutherland, J.R.
Year: 1984
Catalog ID: 2443
Issued by: Pacific Forestry Centre
Availability: Not available through the CFS (click for more information).
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Timing and duration effects of gibberellin and fertilizer treatment on strobilus production in young western hemlock
Pollard, D.F.W.; Portlock, F.T.
Year: 1983
Catalog ID: 2349
Issued by: Pacific Forestry Centre
Availability: Not available through the CFS (click for more information).
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The "Seed-Vac," a homemade vacuum device for transferring seed samples
Edwards, D.G.W.; Portlock, F.T.; Taylor, D.W.
Year: 1983
Catalog ID: 2348
Issued by: Pacific Forestry Centre
Availability: Not available through the CFS (click for more information).
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Effet des gibberellines et de la fertilisation sur la production de cones dans une banque de clones de jeunes pruches occidentales de l'ile Vancouver
Pollard, D.F.W.; Portlock, F.T.
Year: 1982
Catalog ID: 2251
Issued by: Pacific Forestry Centre
Availability: Not available through the CFS (click for more information).
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Flowering response of western hemlock seedlings to gibberellin and water-stress treatments
Year: 1982
Catalog ID: 2153
Issued by: Pacific Forestry Centre
Availability: Not available through the CFS (click for more information).
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Promotion of cone and seed production in rooted ramets and seedlings of western hemlock by gibberellins and adjunct cultural treatments
Ross, S.D.; Piesch, R.F.; Portlock, F.T.
Year: 1981
Catalog ID: 2164
Issued by: Pacific Forestry Centre
Availability: Not available through the CFS (click for more information).
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Response of strobilus production to gibberellin and fertilizer treatment in a young western hemlock clone bank on western Vancouver Island
Pollard, D.F.W.; Portlock, F.T.; Jensen, H.
Year: 1981
Catalog ID: 2163
Issued by: Pacific Forestry Centre
Availability: Not available through the CFS (click for more information).
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Effects of temperature on strobilus production in gibberellin-treated seedlings of western hemlock
Pollard, D.F.W.; Portlock, F.T.
Year: 1981
Catalog ID: 2161
Issued by: Pacific Forestry Centre
Availability: PDF (request by e-mail)
