Wetlands Knowledge Search Results
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Authors
Roger Whitehead
George Harper
In 1986, a field trial was established to test options for brushing young, shrub-dominated Engelmann spruce plantations in the moist warm Interior Cedar Hemlock biogeoclimatic subzone of British...
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The purpose of this study was to examine the effects of varying amounts of paper birch ( Betula papyrifera Marsh.) on growth of 7- to 11-year-old Douglas-fir ( Pseudostuga menziesii var. glauca (Mrib...
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Authors
Barbara Darroch
Reinhard Hermesh
Disturbances of alpine and subalpine regions are increasing. They result from mining, pipeline and transportation corridor construction, tourism and other activities. Presently, there are no...
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Authors
Roger Whitehead
F. Cortini
S.W. Taylor
A.F. Linnell Nemec
J.W. Goudie
J. Vallentgoed
K.R. Polsson
The Stony Lake trial was established in 1987 to benchmark growth performance of interior spruce ( Picea glauca [Moench] Voss x engelmannii Parry ex Engelm.) and lodgepole pine ( Pinus contorta Dougl...
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Six hundred Douglas-fir (Pseudotsuga menziesii) and 600 lodgepole pine (Pinus contorta var. latifolia) seedlings were planted on seven plots in a cutover north of Golden, British Columbia, to...
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Authors
Chris Powter
Lawrence Kryviak
Greg Balko
Al Watson
Chemical characteristics of sludge, and precautions required to protect workers, were considered major obstacles to success. However, the physical soil characteristics created by the sludge were worse
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Twenty-year growth results reported for a series of trial sites in southeastern British Columbia indicated that interior spruce progeny, regardless of seed origin, grew faster (32%, on average) and...