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Wyszukujesz frazę "forest evaluation" wg kryterium: Temat


Wyświetlanie 1-6 z 6
Tytuł:
Waloryzacja przyrodnicza zasobów leśnych w skali nadleśnictwa na przykładzie lasów Nadleśnictwa Jabłonna – studium metodologiczne
Autorzy:
Pawlowski, G.
Powiązania:
https://bibliotekanauki.pl/articles/972797.pdf
Data publikacji:
2003
Wydawca:
Polskie Towarzystwo Leśne
Tematy:
waloryzacja przyrodnicza
lasy
zasoby lesne
Nadlesnictwo Jablonna
lesnictwo
multifunctional forestry
forest evaluation
forest functions
Jablonna Forest Discrict
Opis:
The method of valuation of functions forest natural resources in the scale of forest district in Poland is proposed. Protective, productive and social functions of forest located in lowlandarea near Warsaw were evaluated. For each function the specyfic criteria for ranking were elaborated.
Źródło:
Sylwan; 2003, 147, 07; 53-68
0039-7660
Pojawia się w:
Sylwan
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Prognozy ekonomiczno-gospodarcze w planowaniu urządzeniowym
Economic and management forecasts in the forest management planning
Autorzy:
Wysocka-Fijorek, E.
Powiązania:
https://bibliotekanauki.pl/articles/979097.pdf
Data publikacji:
2020
Wydawca:
Polskie Towarzystwo Leśne
Tematy:
forest management plan
economic evaluation
economic efficiency
revenues
Opis:
Forest management is carried out based on the economic calculation, taking into account the principles of forest sustainability and protection. For a short period, an attempt to predict the unit’s economic situation on the basis of the analysis of the time series with a trend can be made. Appropriate exponential equalization methods were selected. When forecasting fixed costs in the new economic period, six methods were used (from the last year, from the last three years, Brown simple exponential smoothing model, Holt linear model, Winters model in the additive or multiplicative version) as well as the average value of all forecasts applied was calculated. To evaluate the tested models, among others, mean absolute error, root mean squared error and the predictability of the forecast were assessed. All analyses were performed using the MS EXCEL Solver add−in. Forest districts for which forecasts were made are located in the Regional Directorate of the State Forests in Krakow (A) and Białystok (B). Source data for forecasts came from the State Forests IT System and covered the years 2005−2014. The aim of the research was to evaluate the possibility of using the forecasted economic parameters in forest management planning estimated by various models and techniques of empirical verification. The study attempts to answer the question whether there is an econometric method that allows accurate forecasting of the economic situation of the forest district in the context of the realization of the tasks listed in the forest management plan. Relatively high accuracy of forecasts was achieved using the Holt linear model. Brown model, due to its methodological assumptions, resulted in a reduction in forecast results compared to other forecasting methods and expert knowledge. The method based on calculating the average value from many previously made forecasts gave very good results, which is also reflected in literature. Regardless of the group of costs analyzed, both fixed and unit variables, the lowest values of assessment of the compatibility of forecast were obtained by making the forecast based on the result from the last three years.
Źródło:
Sylwan; 2020, 164, 08; 619-627
0039-7660
Pojawia się w:
Sylwan
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Metoda standaryzacji kosztów administracyjnych nadleśnictw z wykorzystaniem stopnia trudności gospodarowania
Method of standardization of administrative costs of forest districts based on the management difficulty level
Autorzy:
Kocel, J.
Kwiecień, R.
Mionskowski, M.
Garbacz, M.
Powiązania:
https://bibliotekanauki.pl/articles/987004.pdf
Data publikacji:
2017
Wydawca:
Polskie Towarzystwo Leśne
Tematy:
lesnictwo
Panstwowe Gospodarstwo Lesne Lasy Panstwowe
nadlesnictwa
koszty administracyjne
standaryzacja
wskaznik stopnia trudnosci gospodarowania
administrative costs of forest districts
standardization
evaluation workload of forest districts' employees
Opis:
The article presents a method to standardize the administrative costs of forest districts using the management difficulty level index (STG). The scope of the study included the development of a revised structure of the STG for forest districts, comparison of the substantive and statistical factors that shape the level of administrative costs being incurred by forest districts with partial indicators that form the STG index, the development of the methods for determining the standard administrative costs of forest districts using the STG, and the selection of a method to be applied in the financial and economic practice of the State Forests. The source data for the administrative costs incurred by forest districts, as well as the data on the natural−forest conditions and annual economic tasks of the forest districts were obtained from the State Forests Information System databases for all the forests districts in Poland and from the Bureau for Forest Management and Geodesy. Information about the social environment of the forest districts was obtained from the Local Data Bank of the Central Statistical Office in Poland. In the methodological assumptions concerning the development of a method for shaping the level of administrative costs of the forest districts, two variants were adopted. The structuring of the STG for forest districts, as a tool to standardize administrative costs of forest districts, adopts the 'sum of relative values' method, where relative values of individual partial indicators (six simple and five complex ones) are obtained by dividing the absolute values of a specific indicator by the maximum value of this indicator for the whole population The obtained results of calculating the level of standard administrative costs of forest districts in two variants were similar. For the sake of clarity, simple mathematical formulas, and the ease of use by organizational units of the State Forests, the administrative cost standardization method based on the calculated average value of 1 item of the STG for forest districts per a given administrative cost group in the State Forests was used to build a makeshift of the State Forests plan for 2014−2016.
Źródło:
Sylwan; 2017, 161, 03; 226-237
0039-7660
Pojawia się w:
Sylwan
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Zagadnienia ekonomiczne w planowaniu urządzeniowym
Economic issues in the forest management planning
Autorzy:
Wysocka-Fijorek, E.
Powiązania:
https://bibliotekanauki.pl/articles/989755.pdf
Data publikacji:
2015
Wydawca:
Polskie Towarzystwo Leśne
Tematy:
lesnictwo
urzadzanie lasu
plan urzadzania lasu
aspekty ekonomiczne
forest management plan
evaluation
assessment
efficiency
Opis:
The approach to forest management has changed many times over the time. Forest receives increasingly a lesser extent as wood and wild game supplier. Social and protective functions of the forest have begun to play more and more essential role. Change in the perception of the forest functions entails the questions about the economic consequences of the forest management in an era of changing priorities. This paper aims to compare approaches to the economic consequences of actions undertaken in the forestry in different periods. The evolution of the approach to the economic analysis can be traced. Analysis of historical publications allows to observe the changes, starting from 1820, when no special attention to the uniformity of drawing income from the forest was paid, through the interwar period, when attempts were made to maximize the profitability of forestry and through the World War II, when no analysis of economic rationality was taken, to the current situation, when more and more attention is paid to the economic consequence of changes in forest management priorities. Presented issues should be a contribution to the discussion on economic issues associated with conducting forest management especially in the context of the tasks included in the forest management plan. It must be noted that, despite the provisions in the instructions for the analysis of forest economic conditions, they often were not reflected in the management plans. Studies aimed at awareness raising and, consequently, the development of the synthetic parameters of an objective description and comparison of the economic conditions of forestry functioning both within the forest district and larger units seem to be necessary.
Źródło:
Sylwan; 2015, 159, 10; 872-879
0039-7660
Pojawia się w:
Sylwan
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Metodyczne założenia analizy ekonomicznej gospodarki leśnej w planowaniu urządzeniowym
Methodical assumptions to economic analysis in forest management planning
Autorzy:
Wysocka-Fijorek, E.
Powiązania:
https://bibliotekanauki.pl/articles/985828.pdf
Data publikacji:
2018
Wydawca:
Polskie Towarzystwo Leśne
Tematy:
lesnictwo
urzadzanie lasu
plan urzadzania lasu
gospodarka lesna
analiza ekonomiczna
metodyka
forest management plan
economic evaluation
economic efficiency
Opis:
The forest management plan is the basic document on which the functioning of the forest district in a ten−years−long perspective is based. To maximize the usage, the economic expertise of the forest district administration (EEN) utilises in the large part of the analyses data available in the Information System of the State Forests, which can be obtained at the forest district level. The EEN consists of three basic parts: the general characteristics of the forest district, analysis of the past economy and a prognostic analysis. To preserve the operational character of the information, the most important parameters set for the forest district should be compared with the values for selected forest districts from regional directorates of the State Forests. The quality of the prognostic part of EEN depends primarily on the correctness of the adopted indicators and set values in the part analysing the effects of the past economy. The significance of this part of the EEN means that it should contain the most important elements related to plannable economic events and the related economic consequences. The introductory part of the EEN should start with presenting the background, the period and the principles of forest district functioning. One should remember that this document is not only prepared for the forest environment, but also for the people not related to forestry. In the main part of the expertise the natural, organizational and economic conditions of the forest management implementation in the given forest district are presented in a synthetic form. The economic expertise of the forest district is an expert study. Its primary goal is to determine the economic consequences of the implementation of the forest management plan prepared based on a synthetic assessment of the results of the past economy, taking into account the current conditions in the medium−term planning. The economic expertise for the forest management plan may be an important tool in improving the functioning of forest district and planning at various levels of management. The data contained there also allow to follow the dynamics of economic phenomena in the organizational units of the State Forests.
Źródło:
Sylwan; 2018, 162, 02; 91-100
0039-7660
Pojawia się w:
Sylwan
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Metodyczne podstawy określania wskaźnika stopnia trudności gospodarowania leśnictw Lasów Państwowych
Methodological foundations of determining the indicator of the degree of management difficulty in the State Forests forest ranges
Autorzy:
Kocel, J.
Kwiecień, R.
Powiązania:
https://bibliotekanauki.pl/articles/994963.pdf
Data publikacji:
2012
Wydawca:
Polskie Towarzystwo Leśne
Tematy:
lesnictwo
Panstwowe Gospodarstwo Lesne Lasy Panstwowe
lesnictwa
gospodarka lesna
stopien trudnosci
wskaznik stopnia trudnosci gospodarowania
metody obliczen
management difficulty level
forest range
assessment
evaluation of workload
forestry staff
state forests
Opis:
The paper presents the method of determining the management difficulty index for forest ranges of the State Forests To assess the management difficulty level, a set of 16 sub−indices was developed characterizing terrain obstacles, the structure of and threat to forest resources, as well as the extent of management tasks. The annual work time structure of range forest managers was a basis for the point rating of individual sub−indices. The usefulness of the method was proven in the management practice of the State Forests.
Źródło:
Sylwan; 2012, 156, 02; 118-127
0039-7660
Pojawia się w:
Sylwan
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-6 z 6

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