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Age structure in a stand of very old-age Engelmann spruce is described. The site is at 3,505 m near treeline in the Fraser Experimental Forest in central Colorado. The site contains the oldest Engelmann spruce trees yet reported in the literature; the oldest tree is at least 852 years of age.
Enlace original:
https://bibliotecadigital.infor.cl/handle/20.500.12220/7630
Crown, P.M.
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Brown, C.C.
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Mata, S.A.
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McClain, D.L.
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Shepperd, W.D.
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[Oldest known engelmann spruce]
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Oldest known engelmann spruce
Autor:
Alden, Harry A.
This report describes 52 taxa of North American softwoods, which are organized alphabetically by genus. Descriptions include scientific name, trade name, distribution, tree characteristics, wood characteristics (e.g., general, weight, mechanical properties, drying, shrinkage, working properties, ...
Enlace original:
https://bibliotecadigital.infor.cl/handle/20.500.12220/5376
Alden, Harry A.
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[Softwoods of North America]
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Softwoods of North America
Enlace original:
https://bibliotecadigital.infor.cl/handle/20.500.12220/13081
Rose, Robin
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Arellano O.,E.
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Haase, Diane L.
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[Fertilizantes de entrega controlada: Potencial para mejorar la productividad de la reforestación]
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Fertilizantes de entrega controlada: Potencial para mejorar la productividad de la reforestación
Autor:
Alexander, R.R.
Se tabulan tipos de hábitats, tipos de comunidades y comunidades de plantas en las Montañas Rocosas en las que se encuentran Pinus ponderosa, Pseudotsuga menziesii interior, interior Abies concolor, Picea pungens, Populus tremuloides, Pinus contorta, Picea engelmannii y Abies lasiocarpa. Se inclu...
Enlace original:
https://bibliotecadigital.infor.cl/handle/20.500.12220/21517
Alexander, R.R.
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[Major habitat types, community types, and plant communities in the rocky mountains]
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Major habitat types, community types, and plant communities in the rocky mountains
Autor:
Jimerson, Warren C.
Enlace original:
https://bibliotecadigital.infor.cl/handle/20.500.12220/2758
Jimerson, Warren C.
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[The wood book 79]
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The wood book 79
