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The tree rusts of western Canada
(Canadian Forest Service, 2018)
Diseases of pacific coast conifers
(USDA Forest Service, 2018)
Medidas para el manejo fitosanitario de astillas de especies nativas de exportación en la X Región de Los Lagos
(Universidad Austral de Chile. Facultad de Ciencias Forestales, 2018)
Pest risk assessment of the importation into the United States of unprocessed Pinus and Abies logs from Mexico
(USDA Forest Service. Forest Products Laboratory, 2018)
Insects and diseases of trees in the south
(USDA Forest Service. Southern Region, 2018)