Sezgin Ayan

• Kastamonu University

Giriş ve Hedefler Abies cilicica (Antoine et Kotschy) Carrière subsp. cilicica Akdeniz Bölgesi orman ekosistemleri için kilit bir tür olan ve Uluslararası Doğa Koruma Birliği (IUCN)’nin kırmızı listesinde “yakın tehdit altında tür (near threatened ver. 3.1)” olarak değerlendirilen bir taksondur. Taksonun iklim değişikliğinin doğrudan ve/veya dolayl...

We investigated population genetics of the native tree species Acer velutinum Boiss., Fagus orientalis Lipsky, and Quercus castaneifolia C.A. Mey. in the Hyrcanian forests of northern Iran and also F. orientalis populations in the Euro-Siberian and Colchic subregions of northern Türkiye. We used the double-digest RADseq method and genotyped 90 popu...

Giriş ve Hedefler Orman ağacı tohumları her ne kadar uygun sıcaklık ve nem koşullarında depolansalar dahi zamana bağlı olarak yaşlanmaktadırlar. Yaşlanmaya bağlı olarak özellikle fizyolojik tohum kalitesi düşmektedir. Priming, tohum kalitesini arttırmada kullanılan en yaygın uygulamalardan biridir. Yöntem Bu çalışmada; TB-82 ulusal kodlu Bursa-İneg...

The deterioration of natural habitats for oak species has steadily occurred as a consequence of both climate change and human pressure. Therefore, detailed and reliable information about the geographic distribution of oak species under changing climate conditions is needed for diverse ecological and conservation practices. This study examined the h...

Bibliometric Analysis

Tohumlar nem durumlarına göre ortodoks, intermediate ve rekalsitrant tohum olarak gruplandırılmaktadır. Rekalsitrant tohumlar %15 ve üzeri tohum nemine sahip olup, kurumaya ve depolamaya karşı hassastırlar. Tohumlarda yaşlanma ile birlikte canlılık ve gücün azalmasına neden olan en önemli faktörlerden ikisi tohum nemi ve sıcaklıktır. Ancak, tohumla...

İran – Turan flora bölgesinin karakteristik bir ağacı olan ve kırmızı meşeler grubunda yer alan Lübnan meşesi (Quercus libani Olivier), Uluslararası Doğayı Koruma Birliği'nin (IUCN) kırmızı listesinin En Az Endişe Verici (LC) kategorisinde yer almaktadır. Bununla birlikte; iklim modellemelerine göre mevcut ve gelecekteki popülasyonlarının azalacağı...

The increasing temperatures and decreasing rainfall are expected to have negative effects on ecosystem services causing significant shrinkage or shift in forest distributions particularly in the Mediterranean basin. In this study, we aimed to determine the distribution of Atlas cedar (Cedrus atlantica Manetti), modeling the current and potential fu...

THE IMPACT OF CLIMATE CHANGE ON TÜRKİYE’S FOREST ECOSYSTEMS Abstract Water is vital for all living things and ecosystems, and “clean and accessible water” constitutes things, and the sustainability of forest ecosystems are possible only with sufficient and regularthe basis of humanity, civilizations, and all life. The same is true for forests and...

The Turkish hazel (Corylus colurna L.) is native to Türkiye, where it is found only in small, scattered, and isolated populations within its natural distribution area. These remaining populations are of critical importance for conservation, for continued use as a natural reservoir, and natural selection. The trees are up to 400 years old and alread...

Climate change is already affecting all forest ecosystems and threatening species therein. By establishing mixed forests incorporating other tree species (e. g. scattered broadleaves) adaptation of forest stands to changing environmental conditions can be improved and the risks minimized. Turkish hazel (Corylus colurna L.) has been currently discus...

This study was conducted in the afforestation area, using bare-root 2+0-year-old Scots pine seedlings from Kastamonu. The study aimed to determine the impact of nanoparticle (NP) applications on seedling morphological characteristics and seedling survival success. Three different concentrations (low, medium, high) and four different nanoparticle ty...

Climate change and global warming are among the most important environmental issues and require sufficient and urgent global action to protect the Earth for future generations. One of the main approaches used to reduce CO2 emissions and mitigate the worst impacts of climate change is carbon capture technology. Carbon capture technologies have the p...

Recent climate changes -in contrast to changes in the past- are faster, and humans play a significant role in speeding up the process. Fauna usually responds strikingly to the changing climate; however, effects on animal species varies greatly. Indirect effects on insects through their host plants like the shifted shooting time, and the changed che...

In the conditions of environmental pollution by emissions of magnesite production (Combined Magnesite, Satka, Chelyabinsk region), a study of the conjugate variability of signs of the female generative system of the Scots pine (Pinus sylvestris L.) was carried out. Signs with a stable connection have been identified, as well as signs whose directio...

With its impressive leaves and ability to resist harsh environmental conditions, Photinia × fraseri Dress., a hybrid species, is widely used in landscaping and has an ever-increasing economic and environmental value. The economic value of the landscape plants is directly proportional to their growth performance. For this reason, it is of great impo...

In this study, it was aimed to determine the variation of the biochemical characteristics of the argan [Argania spinosa (L.) Skeels] in natural distribution areas in Morocco. For this aim, it was used 13 populations, which are representative of the taxon on different sub-ecoregion in Morocco, to determine some biochemical compositions characters su...

Knowledge of the nutrient content of edible seeds of oriental beech (Fagus orientalis Lipsky) as a food resource for rural people, is incomplete and there is a need for studies that will provide this information. The seeds of oriental beech collected from 12 different locations in a primary distribution area of Turkey were investigated for their oi...

The research has covered the biological wood resistance in terms of reducing its wood density of Silver fir growing in the Ukrainian Carpathians. Six Silver fir stands were placed in the State Enterprise Perechyn Forestry, in which were cut 54 model trees with varying decay stages. All qualitative characteristics of Silver fir wood were diagnosed b...

Türkiye’de potansiyel ağaçlandırma sahaları büyük ölçüde yarı kurak alanlarda yoğunlaşmıştır. Kanaatkar ve ekstrem koşullara dirençli olması nedeniyle İç Anadolu’nun yarı kurak ve antropojen step alanlarının ağaçlandırılmasında ise en çok tercih edilen tür Anadolu karaçamıdır (Pinus nigra subsp. caramanica (Loudon) Businský). Ancak, kitlesel fidan...

Soils are the largest terrestrial organic carbon pool and contain different amounts of soil organic carbon depending on the geological structure, climatic conditions, soil characteristics, stand age, stand density, land use, and management. A forest ecosystem is any piece of forest that is homogeneous in terms of the composition, characters, and in...

Increasing urbanization in the world in recent years has resulted in the replacement of areas covered with plants by buildings. Because of this change, urban areas are warmer than rural areas (urban heat island). In this investigation, the urban heat island (UHI) effect, the methods of combating this effect and notably the role of urban trees are e...

Melatonin, a substantial hormone, is a natural antioxidant agent that functions as a protector against the harmful effects of free radicals. Studies have found that “exogenous melatonin” applications have a positive effect on the growth and development of plants. This study investigated the adaptation of the seedlings that were transported from the...

In this research, it was tried to determine the male and female flower yield in young clonal seed orchard (YCSO) with the expectation that the flowering variation would be decreased among years, clones and ramets thanks to aging. The measurements were made on five ramets for each of 30 clones in four years in a Scots pine (Pinus sylvestris L.) seed...

Background In this study, the impact of Effective Microorganism (EM) applications on some physiological characteristics of 2+0 aged, containerized Taurus cedar (Cedrus libani A.Rich.) seedlings were investigated. EM-1, EM-A, EM-5, and EM-Gold were used as effective microorganism varieties. EM application was repeated twice at two different times. T...

Mining is an essential activity because of the increased population, industrial and technological development, and meet economic needs. However, minimizing the negative effects of mining activities on the ecosystems is very important for the sustainable use of natural resources. It is a difficult and long process for the disturbed ecosystem to rest...

Bu çalışmada; iğne yapraklı orman ağaçları tohum ve kozalaklarında zarara yol açan böceklerin listesinin oluşturulması amaçlanmıştır. Gerek tohum ticareti gerekse orman ürünlerinde ülkeler arası ticaretin ivme kazanması birçok zararlının dünya genelinde daha da yayılmasına yol açmaktadır. Ayrıca, iklim değişikliğinin etkisi ile birçok tür yeni yayı...

İklim değişikliği etkisiyle potansiyel yayılış sahasını genişletme eğilimindeki Toros sediri (Cedrus libani A. Rich.) için plantasyon sahalarındaki adaptasyonda fidan kalitesi major bir araç durumundadır. Bu amaçla; Çankırı fidanlığı ekolojik koşullarında, polietilen tüplü Mersin-Mut orijinli fidanlar üzerinde yürütülen bu araştırmada; i) Morfoloji...

Snags are a major structural and functional component in oriental beech (Fagus orientalis Lipsky.) because of their high degree of naturalness in northern Anatolia forests. This research, as a case study, was conducted in the even-aged and pure oriental beech managed forest in Bartın. In this research where the effect of exposure and elevation, zon...

The rising temperatures and decreasing rainfall are expected to have negative effects on ecosystem services by causing significant shrinkage or shift of forest distribution particularly in Mediterranean basin. In this study, it was aimed to determine the distribution of oriental beech (Fagus orientalis Lipsky.) by modelling the current and future p...

A promising species in afforestation and rehabilitation activity when faced with climate change: Cedrus libani A. Rich. This review paper gives a review of the literature concerning the Taurus cedar (Cedrus libani A. Rich.): i) Distribution and threats to this species; ii) Seed production activities and seed testing; iii) Nursery activities; iv)...

In Turkey, almost half of which has semi-arid conditions, steppe areas have continuously been increasing. These areas need to be afforested to prevent desertification. For this purpose, this research presents specifically the Anatolian black pine (Pinus nigra J.F. Arnold subsp. pallasiana /Lamb./ Holmboe) as a suitable forest tree species for affor...

Air quality in Nur-Sultan, the fast-growing new capital city of Kazakhstan, has been poorly investigated. This research was carried in Kerey and Janibek Khans Park in Nur-Sultan, the capital city of Kazakhstan, which is affected by "different traffic density" on the roads. Three different categories of contamination (i) high pollution (distance fro...

Nanoteknolojik gelişmelere paralel olarak günümüzde nanopartiküllerin ortamlardaki konsantrasyonları gittikçe artmaktadır. Çevre üzerindeki etkileri yeterince bilinmeyen bu materyallerin tanınması ve etkilerinin tespiti önem arz etmektedir. Bu çalışma, Kızılçamın (Pinus brutia Ten.) ana yayılış sahası dışında bulunan doğal kızılçam meşceresinde ger...

The authors wish to make the correction of the paper of Sarsekova et al. (2020). In the original paper, there was a mistake in the order of the first and the second name of the author Talghat Abbzhabnov. The correct order is Talghat Abbzhabnov.The original paper published on 11 May 2020 has been updated and both versions will be available on the pa...

Moroccan fir (Abies marocana Trabut) located in Talassemtane National Park, is endemic species of the Moroccan Rif, classified as "endangered" in the IUCN Red List of Threatened Species. Since the beginning of the last century, this species has suffered 70% habitat loss. However, despite its bioecological, economic and social importance , Moroccan...

Kadmiyum (Cd) ile kontamine olmuş toprakların ıslah başarısı; dokularına Cd birikmesine izin veren bitkilerin seçimine ve kullanımına bağlıdır. Kavak taksonlarının hızlı büyüme, derin kök sistemlerine sahip olma ve kısa rotasyonla işletilebilme özellikleri yeşil ıslah için kullanılmalarına olanak sağlamaktadır. Bu araştırmada; altı kavak taksonu/kl...

Bu çalışmada; Etkili mikroorganizmaların (EM) tüplü 2+0 yaşlı Toros sediri (Cedrus libani A. Rich.) fidanlarının bazı morfolojik karakterleri üzerine etkisi belirlenmeye çalışılmıştır. Çalışmada; EM-1, EM-A (%30, %60, %90 dozlarında), EM-5 ve EM-Gold (%10, %20 ve %30 dozlarında) çeşitleri kullanılmıştır. Uygulamalar iki farklı zamanda gerçekleştiri...

Aim of study: The aim of the study is to present a diagnosis for the state of Argan forest degradation in Morocco through GIS and remote sensing utilizing Sentinel 2 satellite images of the year 2019 (dated 28/08/2019). Area of study: The study was carried out in a forest commune in Idmine, South West Morocco, which is located in semi-arid bioclima...

In this paper, the maximum entropy (MaxEnt) algorithm was applied to estimate the current and potential distributions of cork oak (Quercus suber L.) in the Maarmora forest of Morocco to provide a basis for its conservation under climate change conditions in the Mediterranean basin. A total of 1,428 field-based spatial records of cork oak locations...

Degraded forests are among of the most important environmental and commercial problems around the world. Turkey has 22.74 million hectares of forest area, out of which 9.656 million ha (42%) are unproductive. To transform these unproductive forests into productive ones, forest restoration including rehabilitation is one of the best actions. In this...

Aim of study: Thinning efficiency after 18 years of cutting at the Scots pine (Pinus sylvestris L.) plantations, in the subzone of the dry grass steppe, were examined. Area of study: On 45-year-old Scots pine plantations on the territory of the state enterprise "ZhasylAimak" in Nur-Sultan city in the Northern Kazakhstan. Material and methods: The p...

Değişen iklim koşulları etkisiyle özellikle Akdeniz havzasında artan yangın riskine karşı servilerin önemi gittikçe artmaktadır. Bu çalışma, farklı yaşlardaki çıplak köklü ve tüplü Akdeniz piramidal servisi (Cupressus sempervirens L. var. pyramidalis (O. Targ. Tozz.) Nyman) ve Arizona servisi (Cupressus arizonica Greene) fidanlarının morfolojik kal...

Samsun-Gelemen Orman Fidanlığında yürütülen çalışmada, Samsun orijinli farklı yaşlardaki tüplü fıstıkçamı (Pinus pinea L.) fidanlarının morfolojik kalite özelliklerinin belirlenmesi amaçlanmıştır. Bu amaçla fidanların morfolojik özelliklerini belirlemede; Kök boğazı çapı (KBÇ), fidan boyu (FB), terminal sürgün boyu (TSB), kök taze ağırlığı (KTA), g...

In this study; wild and cultivated edible mushrooms [Boletus edulis Bull.: Fr, Craterellus cornucopioides (L.) Pers., Lactarius deliciosus (L. ex Fr.) S.F.Gray, Laetiporus sulphureus (Bull.: Fr.) Murr., Marasmius oreades (Bolt. ex Fr.) Fr., Morchella conica Pers., Ramaria botrytis (Pers.: Fr.) Ricken, Tricholoma terreum (Schaeff.: Fr.) P. Kumm., He...

Since the middle of the last century in the Urals of Russia there has been a problem of environmental pollution by man-made emissions. The purpose of this investigation has been to summarize the recultivation experience of Reftinskaya power plant ash dump. The station was put into operation in 1970 and it is the largest one in Russia. Specific feat...

Forest fires are a frequent event in Mediterranean climate-dominated regions and have great importance on succession. This reality, which is also valid for forest trees, facilitates the regeneration of some species and causes some species to lost their presence in the area. Therefore; it is important to know the fire ecology of the each species. To...

In this study, the aim was to determine and identify symbiotically living ectomycorrhizas of the main tree species forming forests in central and northeastern Kazakhstan. Surveys were conducted on the right bank of the Irtysh River in a mixed forest of Pinus sylvestris , Picea obovata and Betula pendula trees. The collection was formed and the prim...

The aim of this study was to investigate the developmental physiology of sweet chestnut trees (Castanea sativa Mill.) of different age groups (≥ 25, ≥ 50, ≥ 100, ≥ 200, and ≥ 400) in the Catalzeytin district of Kastamonu, Turkey. For this purpose, photosynthetic pigments, proline, total soluble protein, glucose, sucrose, total soluble carbohydrate...

The aim of this study was to investigate the developmental physiology of sweet chestnut trees (Castanea sativa Mill.) of different age groups (≥ 25, ≥ 50, ≥ 100, ≥ 200, and ≥ 400) in the Catalzeytin district of Kastamonu, Turkey. For this purpose, photosynthetic pigments, proline, total soluble protein, glucose, sucrose, total soluble carbohydrate...

Bu çalışmada; Ordu orman fidanlığı ekolojik şartlarında “Tam Alan Serpme Yöntemi” ile ekilen ve rutin yetiştirme tekniği uygulamaları ile üretilen bazı geniş yapraklı orman ağacı [1+0 yaşlı doğu kayını (Fagus orientalis L.)], 2+0 yaşlı adi gürgen (Carpinus betulus L.) ve 3+0 yaşlı dağ akçaağacı (Acer pseudoplatanus L.)] fidanlarının fidan boyu (FB)...

In Morocco, diabetes affects 6.6% of men and women nationwide and is high in urban areas. Medicinal plants are used commonly by local people of Morocco for treat diabetes. The aim of this study is to identify plants species used for curing diabetes in the Agadir Ida Outanane region, Southwest Morocco. Data were collected by semi-structured and stru...

In this study, it was tried to determine the effect of grafting method and time on the success of graft in silvery linden (Tilia tomentosa Moench.) that is used in urban landscape as well as for therapeutic purposes and is a very important non-wood forest product. The research was carried out from Bursa Forest Nursery affiliated to Bursa Forest Reg...

Aim of study: The objectives of this study consist in an examination of the evolution of cork-oak forest in Sehoul forest, Morocco, over two decades and to analyze the impact of the anthropic pressure. Area of study: The research has been carried on Sehoul forest, located in northwestern Morocco. It is linked to the largest plain cork-oak forest i...

In Morocco, diabetes affects 6.6% of men and women nationwide and is higher in urban areas. Medicinal plants are used commonly by local people of Morocco for treating diabetes. The aim of this study was to identify plants species used for curing diabetes in the Agadir Ida Outanane region, Southwest Morocco. Data were collected by semi-structured an...

The search for more accurate methods of predicting the growth and development of forest stands became the most urgent task set for foresters of Kazakhstan to determine the permissible interventions in the natural course of the life of plantings, provide high durability and resilience in forests. The aim of the study was to identify the effects of d...

In this study, variation of some chemical components such as anthocyanin, β-carotene, lycopene, phenolic, nitrate, soluble protein, proline, glucose, sucrose and total carbohydrate level ad PAL activity in some wild and cultivated edible mushrooms was examined. For this, four different mushroom species (Agaricus campestris L., Cantharellus cibarius...

The aim of this study was determine the germination ability and viability of Turkish red pine seeds representing different populations at different altitudes and that are exposure to different heat shock applications with different duration. For this purpose, Turkish red pine seeds which obtained from 14 different populations was exposed to 4 diffe...

Background and Purpose: This study presents the analysis of photosynthetic pigments, proline, total soluble protein, total amino acids, glucose, sucrose, total soluble sugars, total amount of phenolic compounds and flavonoids, malondialdehyde (MDA) and hydrogen peroxide (H2O2) concentration in the leaf samples collected from oriental beech trees, w...

The purpose of the research is to identify the effect of soil factor on the ability of Scots pine to adapt to technogenic pollution based on comparative analysis of radial increment of the species which grows on soils of different fertility. The null hypothesis that soil fertility is a significant factor for adaptation was tested. The research area...

The ecological conditions of nurseries can have an impact on both morphological and physiological characteristics of seedlings and may affect their development. Furthermore, the genetic characteristics of the populations adapted to the conditions of the growing environment, also influence the development of the seedlings. In this study, seeds colle...

Climate change will affect all ecosystem services of green areas in the districts. In many cases, the tree species in parks and districts are suffering from the increasingly warmer and drier summers and newly immigrated pests and diseases. Tilia tomentosa Moench. is considered as an important tree species under climate change for dry and warm condi...

Turkish hazel (Corylus colurna L.) has been overused because of its valuable wood. Recently, Turkish hazel has been found only in small isolated populations, and very small populations within its natural Distribution area, so it has been protected under IUCN with the status "Least Concern (LC)". Therefore, the remaining Turkish hazel populations ha...

Reforestation of technologically polluted areas has become an increasingly important issue. In this study, seed germination capacity and survival rate and morphometric characteristics of Scots pine (Pinus sylvestris L.) seedlings grown in a magnesite-polluted soil medium were investigated in a pot experiment. Significant differences in seed field g...

Background and Purpose: Genetic diversity is the basis for adaptation and survival of tree species under changing environmental conditions, representing the key issue of stability and productivity of forest ecosystems. This paper studies the marginal population characteristics and stand dynamics of aspen tree (Populus tremula L.) in natural, pure a...

Genetic diversity is the basis for adaptation and survival of tree species under changing environmental conditions, representing the key issue of stability and productivity of forest ecosystems. In this study, core and marginal populations of Taurus cedar (Cedrus libani A. Rich.) were investigated due to their importance in gene conservation. Asses...

Genetic diversity is the basis for adaptation and survival of tree species under changing environmental conditions, representing the key issue of stability and productivity of forest ecosystems. In this study, core and marginal populations of Taurus cedar (Cedrus libani A. Rich.) were investigated due to their importance in gene conservation. Asses...

Ovaj rad ima za cilj da identifikuje karakteristike lešnika četiri različite populacije (Agli-Tunuslar, Agli-Musellimler, Arac-Guzluk i Tosia-Kucuksekiler) u severozapadnom regionu crnomorske regije Turske, jednoj od najvažnijih oblasti od ekonomskog interesa za ovu vrstu. Tamo, Turski lešnik (Corylus colurna L.) raste u optimalnim uslovima i otkri...

Heat shock proteins (Hsps) play a key role for regulation of the changes during different stress conditions including salinity, drought, heavy metal and extreme temperature. Molecular based studies on the response mechanisms of forest trees to abiotic stresses started in 2006 when Populus trichocarpa genome sequence was completed as a model tree sp...

Turkish hazelnut (Corylus colurna L.), the mother land and natural spreading area of which is Anatolia, is one of the important hazelnut species in Turkey. Moreover, thanks to its adaptation capability to extreme climate and poor soils conditions, it is a forest tree species playing a key role in climate change scenarios. Turkish hazelnut, a Euro-S...

Background and Purpose: Technogenic load is considered to be one of the major factors which destabilize forest ecosystems. The impact of chronic aero technogenic pollution near large industrial centers severely affects the plants in these areas; thus, plants cannot fulfill their aesthetic and air-cleaning role. Therefore, many studies have been car...

The aim of this study was to determine the microorganisms in playgrounds and sport complexes and to offer solutions for prevention methods. For this reason, equipment used by many people and toys in the playgrounds, especially the parts that handled and contacting to body, and swimming pools were preferred. The samples were put into bloody EMB and...

Deforestation due to air pollution is a serious problem in industrial sites. Aim of this study was to evaluate the impact of magnesite dust on growth of Scots pine (Pinus sylvestris L.), Sukachyov’s larch (Larix sukaczewii Dylis; Syn. Larix sibirica Ledeb.) and Silver birch (Betula pendula Roth) planted in soil plots between 1980 and 1983 in Satkin...

Marginal population and some experiment on assisted gene flow in oaks Ducci F. 1*, Proietti R.1, de Dato G. 1, Monteverdi M. C. 1, Belletti P.2, Calvo E.3, Ayan S.4 Key words: Marginal populations, Quercus robur, pedunculate oak, assisted gene flow, Po valley Pedunculate oak (Quercus robur L.) and sessile oak (Q. petraea (Matt.) Liebl.) are wide...

The effects of magnetic field (MF) applied with cold-wet pre-treatment on the chemical components of the oriental beech seeds with physiological deep dormancy are researched in this study. The seeds were subjected to various MF application periods (20, 60 and 120 min) and different MF intensities (200 and 400 mT). Total soluble protein, lipid perox...

In recent years, there has been a considerable increase in the demands towards the recreational use of forest resources, and nature-based tourism activities have been gaining more prominence among these user demands. It is also possible to make larger incomes in the areas where these activities are carried out on condition that a rational managemen...

Honey is an important source of nutrients and energy and an effective remedy against various human diseases. Honeydew honey is produced from honeydew of phloem-feeders that honeybees gather. In this study, we focused on honeydew producers and diversity of host tree species which are involved in honeydew production in Turkey. A total of 24 honeydew...

Abstract participants attending the Nature School at the end of the trainings and what would be the impacts of their training in their future life. Two equivalent camp period was carried out during the project with different participants. Both camp periods was planned to give different trainings accompanied by specialist academics and continued for...

Frost-resistance variability of Scotch pine (Pinus sylvestris L. var. hamata Steven) seedlings grown in nurseries conditions, originated from 10 provenances, have been analyzed. The provenances from Black Sea region, Central Anatolian region and Eastern Anatolian region in Turkey have been used in selection of seed zones. The results of frost-resis...

National parks are the biggest and most important nature conservation systems in Turkey, but no effective protection approach has been applied in Turkey since the national park was established in 1976. Ilgaz Mountain National Park (IMNP) is a very important mountain ecosystem with its abundance of biological, natural and cultural diversity. It also...

Forest villagers are one of the poorest people in Turkey. Almost 7,8 million people live in forest villages. That's why agroforestry is very strategic tool for supporting this people.

In this study, the collecting date of softwood cuttings, rooting media, ortet age and cutting type were investigated on Alnus glutinosa subsp. barbata (C. A. Mey.) Yalt. Rooting media and cutting type showed no significant effect on the rooting percentage (RP), ramet height (RH) and rootlet number (RN) while ortet age showed significant effect on t...

Nine populations of Scots pine, sampled from Western Blacksea Region, were grouped by seedling morphological distance and cluster analysis in this study. For that purpose, number of cotyledon, lengths of cotyledon, epycotyl and hypocotyl and height, root-collar diameter, number of branch, stem and root dry weights were measured on two-month old, an...

An investigation was carried out to consider the effect of polystimulins (PS), gibberellic acid (GA3) and stratification date on the growth of laurel seedlings. Seeds treated with PS-A6+ PS-K and GA3 at two different concentrations before stratified, and a total of 315 seedling were investigated taking account of height, root collar diameter, root...

In this study, the new distribution area of compact form of Anatolian black pine (Pinus nigra J. F. var. şeneriana (Saatçioğlu) Yalt.) which one of the endemic taxon of Turkey is clarified in Kastamonu-Kaşçilar, Kadidaği region for providing support to in-situ and ex-situ conservation works.