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41. Causes and amelioration of nutrient deficiencies in cutovers of cedar-hemlock forests in coastal British Columbia

Author:
Prescott, C.E.; Weetman, G.F.; Baker, J.E.
Source:
Forestry chronicle 1996 v.72 no.3 pp. 293-302
ISSN:
0015-7546
Subject:
Tsuga heterophylla,   etc   ; Thuja plicata; Picea sitchensis; Abies amabilis; natural regeneration; nutrient deficiencies; clearcutting; burning; plant competition; nutrient availability; allelopathy; Gaultheria shallon; nitrogen; phosphorus; fertilizers; density; weed control; coasts; British Columbia;     Show all 19 Subjects
Abstract:
... Poor growth of conifer regeneration occurred on sites formerly occupied by old-growth cedar-hemlock (CH) forests in coastal British Columbia, 5-8 years after clearcutting and slashburning. Symptoms included chlorotic foliage and growth check of Sitka spruce, western hemlock, western red cedar and amabilis fir, coincident with the expansion of the ericaceous shrub, salal, on the cutovers. Fertiliza ...
DOI:
10.5558/tfc72293-3

42. Fire and the Forest History of the North Cascade Range

Author:
Cwynar, Les C.
Source:
Ecology 1987 v.68 no.4 pp. 791-802
ISSN:
0012-9658
Subject:
Tsuga heterophylla,   etc   ; Abies; Alnus rubra; Alnus viridis subsp. sinuata; Picea sitchensis; Pinus contorta; Pinus monticola; Populus; Pseudotsuga menziesii; Pteridium; Thuja plicata; Tsuga mertensiana; charcoal; climate; conifers; fire regime; forest fires; forests; fossils; global warming; hills; lakes; landscapes; peatlands; pioneer species; pollen; sediments; trees; Cascade Mountain region; Washington (state);     Show all 30 Subjects
Abstract:
... changes in forest composition and the fire regime. Tsuga heterophylla migrated into ...
... fire—sensitive Tsuga heterophylla. Pinus monticola became locally important °800 BP. Between ...
... 6800 and 6400 BP Thuja plicata arrived, Tsuga heterophylla expanded, and Alnus ...
DOI:
10.2307/1938350

43. Vegetation and Soils of Shell Middens on the Coast of British Columbia

Author:
Sawbridge, David F.; Bell, M. A. M.
Source:
Ecology 1972 v.53 no.5 pp. 840-849
ISSN:
0012-9658
Subject:
Tsuga heterophylla,   etc   ; Acer macrophyllum; Alnus rubra; Gaultheria shallon; Picea sitchensis; Poa trivialis; Polystichum munitum; Pseudotsuga menziesii; Rhytidiadelphus; Rubus spectabilis; Tellima; Thuja plicata; Urtica dioica; age determination; carbon; carbon nitrogen ratio; coasts; exchangeable calcium; forest communities; logging; nitrogen content; particle size; phosphorus; shell (molluscs); soil pH; topography; vegetation types; British Columbia;     Show all 28 Subjects
Abstract:
... (Pursh) Dougl., Thuja plicata Donn, Tsuga heterophylla (Raf.) Sarg., and Urtica dioica ...
DOI:
10.2307/1934299

44. Acoustic Evaluation of Alaskan Young-Growth Wood

Author:
Wang, Xiping; Ross, Robert J.
Subject:
Tsuga heterophylla,   etc   ; wood; tree age; testing; acoustic properties; wood quality; lumber; stand characteristics; Picea sitchensis; nondestructive methods; Alaska;     Show all 11 Subjects
Abstract:
... With the move to intensive forest management to meet wood demand and to preserve the environment, southeast Alaska is experiencing a period of significant change in terms of wood characteristics or wood quality. In order to responsibly manage the young-growth stands, it is important to evaluate tree quality prior to harvest and understand the product and economic potential of the wood fiber in sta ...
Handle:
10113/44961