نتایج جستجو برای: forest mensuration

تعداد نتایج: 106254  

Journal: :Forestry 2021

Abstract Accurate mensuration of forest stands for pre-harvest planning will pose high costs if carried out by a professional forester as an on-site evaluation. The could be reduced person with limited expertise collect the required data using smartphone-based system such TRESTIMA® Forest Inventory System. Without prior information, field sample sufficient number measurement points over whole s...

2007
Francis A. Roesch

The sample design of the USDA Forest Service's Forest Inventory and Analysis Program (FIA) with respect to a three-dimensional population (forest area X time) of tree attributes is formally defined and evaluated. The definitions for both the traditional components of growth, as presented by Meyer (1953, Forest Mensuration), and a discrete analog to the time invariant redefinition of the compone...

2016
Matthew R. Evans Aristides Moustakas

Woodlands provide valuable ecosystem services, and it is important to understand their dynamics. To predict the way in which these might change, we need process-based predictive ecological models, but these are necessarily very data intensive. We tested the ability of existing datasets to provide the parameters necessary to instantiate a well-used forest model (SORTIE) for a well-studied woodla...

Journal: :Journal of manipulative and physiological therapeutics 1992
S G Yeomans

The objective of this study is to assess the changes in cervical intersegmental spinal mobility before and after the use of spinal manipulative therapy (SMT). Two systems of mensuration are utilized in 58 case studies. The results are then compared to previously defined normal values and the efficacy of SMT is objectively assessed. Of the 58 case studies presented, results reveal that post-SMT ...

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