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Efficiency of adaptive cluster sampling and traditional sampling for coastal mangrove in Hainan of China
adaptive cluster sampling Horvitz-Thompson estimator Hansen-Hurwitz estimator simple random sampling systematic sampling
2015/4/14
Based on two species of Coastal Mangrove in Hainan of China, Sonneratia Apetala Buch-Ham and Sonneratia caseoli, we estimated the density of the two species to evaluate the efficiency of adaptive clus...
Cluster reforestation near the timber line
dwarf pine height growth Krkonoš e Mts. reforestation spruce timber line underplanting
2015/3/27
Plantation of spruce in clusters (small collectives with 20–30 individuals with dense spacing) was realized on a small clear-cut and under the forest stand near the timber line in the Krkonoše Mt...
The Potential for Planning an Industrial Cluster in Barre, Vermont: A Case of 'Hard-Rock' Resistance in the Granite Industry
The Potential for Planning Industrial Cluster Barre Vermont Hard-Rock Resistance Granite Industry
2014/12/9
Throughout the world, there has been considerable interest among economic planners concerning the creation of industrial clusters. Efforts to stimulate, nurture and reinforce such clusters can be foun...
The Potential for Planning an Industrial Cluster in Barre, Vermont: A Case of 'Hard-Rock' Resistance in the Granite Industry
Interest Economic planners Industrial cluster Advantage stimulus Create Technology. The cluster identify
2014/12/1
Throughout the world, there has been considerable interest among economic planners concerning the creation of industrial clusters. Efforts to stimulate, nurture and reinforce such clusters can be foun...
Development and Validation of a Method of Forestry Region Classification Using PCA and Cluster Analysis together with the SOM Algorithm
cluster analysis Principal Component Analysis regional classification Self-Organizing Maps algorithm ward method
2009/8/28
It is said that forestry is affected by many complex factors such as geographic or the economic factors. So we must consider carefully when we study the activity of the total Non-Industrial Private Fo...