Yazar "Durkaya, Ali" için listeleme
Toplam kayıt 28, listelenen: 1-20
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Below-and above ground biomass distribution of young Scots pines from plantations and natural stands
Durkaya, Ali; Durkaya, Birsen; Ulu Say, Şeyma (BOSQUE, 2016)The belowground and aboveground biomass development of plantations and natural stands of young Scots pines (Pinus sylvestris) in the same habitat was modeled. 20 individuals having different diameters at breast-height ... -
Biomass conversion factors, expansion factors and leaf dry matter content for pinus
Durkaya, Birsen; Durkaya, Ali; Kaptan, Sinan (2018)There are two generally accepted approaches to the calculation of woody biomass. First, allometric equations that allow estimation of tree biomass using easily measured tree properties (diameter, tree height etc.), the ... -
Biomass equations for natural pinus nigra arnold. trees in Kızılcahamam
Durkaya, Birsen; Durkaya, Ali; Yağcı, Hasan (International Symposium of Ecology, 2018)Biomass studies are needed to make true estimates of carbon stocks. Allometric equations developed using independent variables such as tree diameter, height, specific weight, which can be easily ... -
Biomass equations in natural black pines
Durkaya, Birsen; Durkaya, Ali; Yağcı, Hasan (Fresenius Environmental Bulletin, 2019-02)Since the black pine is one of the most common pine species in Turkey, the present study was carried out and the belowground and aboveground biomass developments of natural black pine individuals was modeled because there ... -
Değişik yaşlı sarıçam (pinus sylvestris l.), Uludağ göknarı (abies bornmülleriana mattf.) ve doğu kayını (fagus orientalis lipsky.) karışık meşcerelerinde hacım, hacım artım ve hacım artım yüzdesinin çap basamaklarına göre değişimi
Durkaya, Birsen; Durkaya, Ali (Kastamonu Üniversitesi, 2006-05)Değişik yaşlı sarıçam (Pinus sylvestris L.)- Uludağ göknarı (Abies bornmülleriana Mattf.)- Doğu kayını (Fagus orientalis Lipsky.) karışık meşcerelerinde hacım, hacım artım ve hacım artım yüzdesinin çap basamaklarına göre ... -
Determination of carbon stock changes: biomass models or biomass expansion factors
Durkaya, Birsen; Varol, Tuğrul; Durkaya, Ali (Fresenius Environmental Bulletin, 2014-03)It was aimed to reveal the usability of Geographical Information System (GIS) in determination of land usage changes and carbon stock changes by an examined case, and to determine the efficiency and reliability of ... -
Determination of forest management purposes and forest functions in accordance with the participation and multipurpose utilization principles
Kaptan, Sinan; Durkaya, Ali; Durkaya, Birsen (International Congress on Engineering and Life Science, 2018)The aim of this study conducted is to determine the forest management purposes, which effect the forest management plans and therefore and the forestry works in all aspects, and the forest functions with a participatory ... -
The effects of the pine processionary moth on the increment of crimean pine trees in Bartin, Turkey
Durkaya, Ali; Durkaya, Birsen; Dal, İsmail (African Journal of Biotechnology, 2009-05-18)The pine processionary moth (PPM), causing significant damage on pine stands in Turkey, affects mainly crimean pine stands within the Ulus vicinity. To determine the damage, 20 sample plots of second site class crimean ... -
En yüksek orman rantı elde etme amacına göre işletilen ormanların planlanması
Durkaya, Ali; Durkaya, Birsen (Bartın Orman Fakültesi Dergisi, 2001)Hızlı gelişen tür plantasyonlarının gerek ve önemleri belirtilerek, işletme amaçları ve planlanmalarına ilişkin bilgiler verilmiştir. -
Endüstriyel plantasyon planlamasına yönelik bir paket program: EndPlan
Aytekin, Alper; Durkaya, Ali (Zonguldak Karaelmas Üniversitesi, 2000)Endplan, endüstriyel plantasyon yatırımları için en uygun yerin seçilebilmesi ve çeşitli planlama stratejilerinin bir model üzerinde denenerek en iyi sonucu veren alternatifin tespit edilebilmesinin sağlanabilmesi için ... -
Estimating above-ground biomass and carbon stock of individual trees in uneven-aged Uludag fir stands
Durkaya, Birsen; Durkaya, Ali; Makineci, Ender; Karabürk, Tuncay (Fresenius Environmental Bulletin, 2013-02)Data related to carbon storage capacities of forests have become very important through global warming. After Kyoto Protocol, countries need to see carbon storage abilities of their forests to perform true declarations. ... -
Evaluation of the effects of various factors on aboveground and belowground biomass storage capacity of eastern mediterranean maquis vegetation
Durkaya, Ali; Durkaya, Birsen; Sabancı, Ali; Kaptan, Sinan (Šumarski list, 2017-05-15)This study was carried out on the data obtained from 35 plot areas selected among the vertical distribution regions of maquis in study area located in Eastern Mediterranean region. The data were grouped in terms of altitude, ... -
Evaluation of the effects of various factors on aboveground and belowground biomass storage capacity of Rhododendron ponticum
Durkaya, Birsen; Durkaya, Ali; Önal, Gökhan; Kaptan, Sinan (Bosque (Valdivia), 2018)Although there is a great potential for Rhododendron ponticum (common rhododendron) to naturally spread throughout the entire Black Sea region of Turkey, there has been no generic biomass study. Therefore, this study was ... -
Examination of changes in land cover around settlements: The case of Drahna forest sub-district directorate
Durkaya, Ali; Kaptan, Sinan; Durkaya, Birsen (International Symposium of Ecology, 2018)In order to manage forests sustainably, it is necessary to protect, develop and monitor the production capabilities and quality of forest ecosystem, biodiversity, its contribution to the world's carbon cycle, land and water ... -
Factors for converting hazelnut (Corylus avellana L) into black alder (Alnus glutinosa Yalt.) plantations
Durkaya, Ali; Durkaya, Birsen (Journal of Environmental Biology, 2009-07)Hazelnut plantations, which are a major source of income for the villagers in the eastern Black sea region are not able to provide sufficient income to the villagers due to price fluctuations and sudden falls witnessed ... -
Karbon birikiminin farklı yöntemlerle hesaplanması; Bartın Orman İşletme Müdürlüğü örneği
Durkaya, Birsen; Durkaya, Ali; Kaptan, Sinan (4th International Symposium On Environment And Morals, 2018)Dünyada 1850 sanayileşme devrimine koşut olarak, insan kaynaklı sera gazı olan karbondioksit seviyesi trajik bir şekilde artmaktadır. Çevreyle ilgili temel sorunlara eklenen “Küresel Isınma” tüm Dünya’nın gündeminde yer ... -
Karbon stok değişiminin hesaplanması; Çaycuma örneği
Durkaya, Birsen; Varol, Tuğrul; Durkaya, Ali (International Congress on Agriculture and Forestry Research, 2019)İnsan faaliyetlerinin bir sonucu olarak atmosfere salınan sera gazları ve özellikle CO2miktarının artışıyla, Dünya’da bir dengesizlik meydana gelmiştir. En önemli ekolojik problem olan küresel ısınma, iklim ... -
Küresel ısınma farkındalığı “Bartın Üniversitesi öğrencileri örneği”
Durkaya, Birsen; Durkaya, Ali (Bartın Üniversitesi Orman Fakültesi Dergisi, 2018-04-16)Küresel ısınma insan faaliyetleri sonucu gerçekleştiğine göre, küresel ısınma ve iklim değişikliği konusunda yapılacak eğitimler küresel ısınma ile mücadelenin bir ayağıdır. Bu konudaki farkındalık düzeylerinin belirlenmesi, ... -
Orman biyokütlesinin atmosfere katkısı
Durkaya, Birsen; Durkaya, Ali (Academic Platform-Journal of Engineering and Science, 2018-02-02)Küresel ısınmanın en önemli nedenlerinden biri atmosferde biriken karbondioksittir. Atmosferdeki karbondioksitin azaltılmasında ormanlar önemli karasal ekosistemlerdir. Ormanlar fotosentez yoluyla organik madde üretimi ... -
Predicting the above-ground biomass of calabrian pine (Pinus brutia Ten.) stands in Turkey
Durkaya, Ali; Durkaya, Birsen; Ünsal, Alpaslan (African Journal of Biotechnology, 2009-06-03)Biomass equations are presented for calabrian pine stands within the Adana-Karaisalı Regional Forestry Management Area. Thirty three sample plots, each of 0.04 ha, were chosen in order to define the biomass equations of ...