搜索结果: 1-5 共查到“森林采运学 forestry”相关记录5条 . 查询时间(0.093 秒)
Measuring the limits of uphill timber skidding with a WOODY 110 forestry tractor
forestry tractor skidding maximum slope maximum load
2009/11/27
The paper deals with the test results of uphill skidding of wood with a WOODY 110 cable skidder. The aim of the study was to find the limits of uphill skidding in relation to load size, log orientatio...
STATISTICAL MONITORING OF THE OPERATIONAL EFFICIENCY DEVELOPMENT IN FORESTRY COMPANIES DURING THE 1966-2002 PERIOD
wood production technical efficiency forestry companies
2009/11/26
Statistical monitoring of technical efficiency of various forestry companies was analysed. The monitoring was in view of data published in the past divided into three periods: 1966-1985, 1986-1992 and...
A COMPARISON OF STAND STRUCTURE AND PLANT SPECIES COMPOSITION BETWEEN VIRGIN FOREST REMNANT AND MANAGED FOREST,AND RESULT CONSIDERATION IN REGARD TO FORESTRY PLANNING
stand structure texture plant diversity managed forest virgin forest remnant forest planning
2009/11/25
Some results of comparisons of stand structure and plant species composition between virgin forest remnants and managed forests are presented. The horizontal structure of the analysed managed stands i...
Forecasting of the Long-Term Allowable Cut for the Akçasu Forestry Enterprise
Long-Term Allowable Cut Akç asu Forestry Enterprise
2009/1/23
The long-term allowable cut was ensured using data of Forest Menegement Plan of the Akçasu Forest enterprise. In addition, actuel forest state was approximated to an optimal forest state within...