Yazar
roger j whitehead
3 cilt bulundu.
Cilt sonuçları
Beetle-proofed lodgepole pine stands in interior British Columbia have less damage from mountain pine beetle
Roger J. Whitehead · Pacific Forestry Centre]
17 sayfa · 2005
Control / Diseases and pests / Espacement / Lodgepole pine / Lutte contre le Dendroctone du pin ponderosa
A comparison of four treatments for weeding Engelmann spruce plantations in the interior cedar hemlock zone of British Columbia
Roger J. Whitehead · Pacific Forestry Centre
21 sayfa · 1998
Control / Croissance / Engelmann spruce / Gestion / Growth
Effect of commercial thinning on within-stand microclimate and fine fuel moisture conditions in a mature lodgepole pine stand in southeastern British Columbia
Roger J. Whitehead · Canadian Wood Fibre Centre
16 sayfa · 2008
Lodgepole pine / Microclimatologie des forêts / Forêts / Incendies / Forest thinning