Selecciona los documentos para visualizarlos
| Nombre del archivo | Ver recurso |
|---|
Descubre y comparte nuestro conocimiento público
Se han encontrado 15 recursos
Resultados de búsqueda
In 1989 the Western International Forest Disease Work Conference and the Western Forest Insect Work Conference met jointly in Bend, Oregon, during the week of September 11-15, 1989. One of the 90-minute, concurrent workshops scheduled during this period was a discussion of the biology and present...
Enlace original:
https://bibliotecadigital.infor.cl/handle/20.500.12220/7554
Autor:
Magill, A.W.
Monitoring human impact on outdoor recreation sites and view landscapes is necessary to evaluate influences which may require corrective action and to determine if management is achieving desired goals. An inexpensive method to monitor environmental change is to establish camera points and use re...
Enlace original:
https://bibliotecadigital.infor.cl/handle/20.500.12220/7553
Magill, A.W.
,
[Monitoring environmental change with color slides]
,
Monitoring environmental change with color slides
Douglas-fir seedlings on the Arcata Resource Area, Bureau of Land Management, U.S. Department of the Interior, in central coastal California, were released by chain sawing and grubbing competing vegetation around them at different frequencies (0, 2, and 3 grubbings) over a 5-year period. After 5 ...
Enlace original:
https://bibliotecadigital.infor.cl/handle/20.500.12220/7676
McDonald, Philip M.
,
Fiddler, G.O.
,
Harrison, H.R.
,
[Repeated manual release in a young plantation: effect on douglas-fir seedlings, hardwoods, shrubs, forbs, and grasses]
,
Repeated manual release in a young plantation: effect on douglas-fir seedlings, hardwoods, shrubs, forbs, and grasses
From the background of more than 100 years' collective experience in watershed research and from comprehensive review of the literature of forest hydrology, the authors summarize what is known about the forest's influence on the water resource, particularly the effects of current forestry practic...
Enlace original:
https://bibliotecadigital.infor.cl/handle/20.500.12220/7550
Anderson, H.W.
,
Hoover, M.D.
,
Reinhart, K.G.
,
[Forest and water: effects of forest management on floods, sedimentation, and water supply]
,
Forest and water: effects of forest management on floods, sedimentation, and water supply
Autor:
McDonald, Philip M.
Fiddler, G.O.
On an average site in northern coastal California, a tanoak-mixed shrub community was given several treatments (manual release one, two, and three times; a combination chainsaw and cut surface chemical treatment; two foliar chemicals; and a tank mix of the two chemicals) to study its development ...
Enlace original:
https://bibliotecadigital.infor.cl/handle/20.500.12220/7677
McDonald, Philip M.
,
Fiddler, G.O.
,
[Ecology and development of douglas-fir seedlings and associated plant species in a coast range plantation]
,
Ecology and development of douglas-fir seedlings and associated plant species in a coast range plantation
Roy, D.F.
,
[Silvical characteristics of Monterrey pine (Pinus radiata) [D.Don]]
,
Silvical characteristics of Monterrey pine (Pinus radiata) [D.Don]
Enlace original:
https://bibliotecadigital.infor.cl/handle/20.500.12220/5232
McPherson., E. Gregory
,
Simpson, James R.
,
[Carbon dioxide reduction trough urban forestry: guidelines for professional and volunteer tree planters]
,
Carbon dioxide reduction trough urban forestry: guidelines for professional and volunteer tree planters
These 104 papers were presented at "Our National Landscape: A Conference on Applied Techniques for Analysis and Management of the Visual Resource," Incline Village, Nevada, April 23-25, 1979. Included in this proceedings are state-of-the-art papers on landscape planning. Emphasis is upon planning...
Enlace original:
https://bibliotecadigital.infor.cl/handle/20.500.12220/5528
Enlace original:
https://bibliotecadigital.infor.cl/handle/20.500.12220/1227
