搜索结果: 1-3 共查到“clear-cut”相关记录3条 . 查询时间(0.185 秒)
Photosynthesis of boreal ground vegetation after a forest clear-cut
Photosynthesis boreal ground vegetation forest clear-cut
2010/1/21
Heather (Calluna vulgaris), rosebay willowherb (Epilobium angustifolium), wavy hair-grass (Deschampsia flexuosa) and raspberry (Rubus idaeus) are typical species at boreal clear-cut sites. In this stu...
Snowpack Chemistry During Snow Accumulation and Melt in Mature Subalpine Forest and Regenerating Clear-Cut in the Southern Interior of B.C.
Snowpack Chemistry Snow Accumulation Mature Subalpine Forest
2009/10/23
Chemical profiles in snowpacks were observed during snow accumulation and
melt periods at subalpine sites in the southern interior of British Columbia. During
accumulation periods, concentrations of...
The effects of premolar-extraction: A long-term comparison of outcomes in“clear-cut”extraction and nonextraction Class II patients
Premolar extraction Nonextraction Profile Craniomandibular disorders Growth Relapse
2009/1/13
Discriminant analysis was used to assess the anatomical basis of the extraction/nonextraction decision in 238 former Saint Louis University Class II edgewise patients. The resulting discriminant s...