David S. Harrison

Subjects

Alien labor, Bleuissement (Bois), Blue stain, Dendrochronologie, Dendrochronology, Dendroctone du pin ponderosa, Diseases and pests, Emigration and immigration, Environmental sampling, Foreign workers, Forests and forestry, Human Fertility, Labor supply, Lodgepole pine, Maladies et fléaux, Measurement, Methodology, Monitoring, Mountain pine beetle, Méthodologie, Pin de Murray, Surveillance, Échantillonnage (Écologie)

Places

Australia, British Columbia, Colombie-Britannique, Malaysia, South Australia