Kerim Güney

• Bachelor of Applied Science
• Professor (Assistant) at Kastamonu University

This article presents a novel and innovative approach to mapping the forest cover of Türkiye over the last 30 years. The authors have developed a machine learning-based hybrid classification method named 'Combination of the Best Hybrid Classification Method (CBHCM)', which combines three different machine learning image processing techniques to pro...

The use of plant extracts and their active compounds for medicinal purposes, particularly for antimicrobial activity, has become increasingly prevalent in recent years. This study aimed to evaluate the antimicrobial activities of Peganum harmala seed extract against various microorganisms using the disc diffusion method. Ethanol (65% concentration)...

This study examines the Riparian Buffer Zones (RBZs) in Türkiye, analyzing land cover changes from 2017 to 2023 to assess their effectiveness in ecological conservation and water resource management. The research employs Esri-Sentinel land cover data, Shuttle Radar Topography Mission digital elevation models, and RiverATLAS data to identify and del...

Aim of study: The aim of this study is to reveal the biochemical component and antimicrobial effects of essential oils obtained from different parts of Abies taxa in Türkiye. Material and methods: Essential oils were analyzed for their antibacterial and antifungal activities by using Steam Distillation Method and MIC test against nineteen microorga...

Aim of study: The aim of this study is to reveal the biochemical component and antimicrobial effects of essential oils obtained from different parts of Abies taxa in Türkiye. Material and methods: Essential oils were analyzed for their antibacterial and antifungal activities by using Steam Distillation Method and MIC test against nineteen microorga...

Aim of study: In this study, the relationship between the antimicrobial activities and mineral contents of 7 narrow endemic gypsophyte plant species growing in extreme habitats was investigated. In addition, GC-MS analyzes of these species were also performed. Material and methods: For this purpose, macro and micro element concentrations in soil an...

In this study, the structural characteristics and thermal degradation behaviour of barium, calcium and zinc soaps of hemp seed oil prepared using the metathesis method are reported. Scanning electron micrographs of the metal soaps showed similar plate-like microstructures and are indicative of an orderly packed particulate structure. The thermal de...

Çalışma, bölgenin florasını belirlemek amacıyla 2015-2017 yılları arasında Karabük Yenice Yaban Hayatı Geliştirme Sahası’nda gerçekleştirilmiştir. Alanda doğal olarak yetişen 83 familyaya ait 297 cins ve 445 takson tespit edilmiş ve bunlara ait toplam 2225 örnek toplanmıştır. Bu taksonlardan 5 familyaya ait 6 cins ve bu cinslere ait 7 takson Pterid...

In this study, the effects of Pistacia terebinthus (PT) fruit extract supplemented diet on growth performance, haematology, digestive and antioxidant enzyme activities, and non-specific immune responses were evaluated in juvenile rainbow trout (Onchoryhnchus mykiss). The fish were fed diets containing three doses of Pistacia terebinthus extract (0....

Aim of study: The current state of the land cover and its temporal changes are one of the most popular topics nowadays, and it is a very useful subject in the protection of ecosystems and combating global climate change. The main objective of this study was to reveal vegetation cover change on Turkey and its phytogeographic region within the last 2...

The present study investigated the antifungal effects of essential oils of oregano (Origanum onites) and laurel (Laurus nobilis) on Saprolegniasis, a disease that occurs in rainbow trout eggs during the incubation period. Oregano and laurel were ground after drying, and essential oils were obtained by water distillation method using a Clevenger app...

In the present study, antioxidant activity, immune responses, and growth performance of rainbow trout (Onchorhynchus mykiss) juveniles fed with diets supplemented with dandelion (Taraxacum officinalis) and lichen (Usnea barbata) extracts were assessed. Four different concentrations of aqueous methanolic extract of the plants (0% (control), 0.1%, 0....

Aim of study: Five Abies taxa naturally distributed in Turkey. Abies nordmanniana has three subspecies and A. cilica has two subspecies. In this study, we aimed to show phylogenetic relationships both in Turkish taxa and in other Abies taxa from around the world based on cpDNA regions, trnR-trnN and rps18-rpl20 regions. Material and methods: Follow...

Aim of Study: It was aimed to determine the chemical composition, antioxidant and antibacterial activity of the Thymus praecox which distributed in the Kastamonu region. Material and methods: Spectroscopic and chromotographic analysis were applied in the determination of the chemical composition. Thyme extracts were prepared using five different so...

Echinacea purpurea (L.) Moench is an important medicinal herb; its roots, leaves and, flowers have been used by the food and pharmaceutical industries. In this study, DNA protection, antimicrobial, antioxidant-enzyme inhibition, and antiproliferative activities of water, methanol (MeOH), and ethyl acetate (EA) extracts of leaves and flowers of E. p...

This study investigated the effects of Greek juniper extract on immune responses of rainbow trout. In this experiment, 4 doses [0 (Control), 1 (J1), 4 (J4) and 8 (J8) mg/kg] of the extract were administered orally using an oral gavage twice a day for 14 days. Immune responses were measured on 7th and 14th days. On 14th day, Yersinia ruckeri was inj...

This study was conducted to determine the effects of dietary supplementation of lemon balm (Melissa officinalis) aqueous methanolic extract on growth performance, blood parameters, digestive and antioxidant enzyme activities, and non-specific immune responses in rainbow trout (Oncorhynchus mykiss). Fish with an average weight of 23.03 ± 0.07 g were...

This study based on the vegetation field survey between April 1993 and October 1997 is done for the purpose of determining the vegetation of Deveci Mountains (Yozgat-Tokat). During the plant vegetation seasons, 1400 plant samples were collected from the research area. 456 taxa and 262 genera to be belonging to 63 families were determined. In the su...

This study aims to determine the threat categories of endemic plants in the vegetation of Sakarat Mountain (Amasya) on the basis of the vegetation field survey in 2004 and 2005 years. Plant samples were collected in their vegetation seasons. According to results, 78 families, 283 genera and 494 taxa are identified. As a result of field surveys, six...

Abstract Aim of study: The aim of this study is to put forward the antimicrobial activity of cold pressed oils obtained from seeds of nettle (Urtica dioica), radish (Raphanus sativus) and pomegranate (Punica granatum). Material and Methods: Oils of these seeds were analysed for their antibacterial and antifungal activities by the disk diffusion and...

Aim of study: The objectives in this study were to determine the chemical composition and antimicrobial activity of the essential oils from nutmeg (Myristica fragrans) and cardamom (Elettaria cardamomum). Material and Methods: The essential oil was obtained from nutmeg and cardamom seeds through hydrodistillation method. The chemical composition of...

Nowadays, global climate change is one of the most important issues faced by every country in the world. Many researchers have been pointed out that land cover changes due to harmfull human activities is one of the main causes of climate change. Moreover, changes in vegetation effects wildlife habitats greatly. For this reason, the determination of...

The aim of the present study is to determine the effect of yucca (Yucca elephantipes Regel), dieffenbachia (Dieffenbachia amoena Gentil), and spathiphyllum (Spathiphyllum floribundum Schott) as common types of indoor plants on CO2 levels in the environment. The study was conducted in a closed environment where air inlet/outlet was absent. As a resu...

Pollen morphology of six Verbascum (Scrophulariaceae) taxa belonging to five different groups in the genus [V. georgicum (group E), V. nudatum var. nudatum (group F), V. cariense (group F), V. bithynicum (group H), V. pycnostachyum (group K), and V. lasianthum (group L)] was studied. Pollen slides were prepared according to the Woodhouse method and...

Epilepsy, a disorder of the brain, is a major health problem that the widespread availability and use of herbal medicines raise the potential for adverse effects in the epilepsy population. Although many synthetic antiepileptic drugs are available in operation, their efficiency does not verify with the all population suffering from this disorder be...

In this study, values of sulfurdioxide (SO2) and particulate matter (PM10) in the air quality analysis reports belonging to Adıyaman, Gaziantep, Kilis, Şanlıurfa and Mardin are analyzed, The results are given in the form of graphics and tables. Tables and graphs are prepared for each city to include a yearly data from May 2016 to May 2017. The resu...

Lilium martagon L. is a perennial geophyte species belonging to the large Liliaceae family. Its population is at the status of ‘’VU’’ in the Red Data Book of Turkish Plants, and along with many European countries, it is included in Turkey’s list of plants that are endemic and imperiled. This study analyzed the potential of producing Lilium martagon...

Today, at least 80% of human life spends time in closed areas; indoor air quality directly affects people's health and performance. In particular, when CO2 rises above certain levels, it causes many discomforts such as headache, dizziness, fatigue, concentration disorders, throat and nose irritation, nasal discharge, coughing and eye runoff on cert...

Origanum majorana, Melissa officinalis, Anthemis cotula and Avena sativa were extracted by using 65% ethanol to isolate their active constituents. The antimicrobial activities of extracts were investigated against 15 microorganisms by using the disk diffusion method, MIC (Minimum Inhibitory Concentration), MBC (Minimum Bactericidal Concentration) a...

Essential oils were obtained from Coriandrum sativum and Alpinia officinarum through steam distillation method in this study. Antimicrobial activities of the obtained essential oils were investigated by using minimum inhibitory concentration (MIC) test by against 18 different species microorganisms. It was found that the C. sativum had strong antim...

In this study, the cold press oil components and antimicrobial activities of fennel (Foeniculum vulgare) and anise (Pimpinella anisum) and white mustard (Sinapis alba) and black mustard (Brassica nigra) species seeds, which are widely used by the people for alternative medicine, were determined. F. vulgare, P. anisum, S. alba and B. nigra species s...

The essential oil was obtained from pimento (Pimenta racemosa Mill.) and ginger (Zingiber officinale Rosc.) through hydrodistillation method. The chemical composition of pimento and ginger essential oils were analyzed by GC-MS. It was found that the most abundant components were methyleugenol (52.33%) and zingiberene (16.32%) in essential oils of p...

C. sativa, C. intybus, L. stoechas, V. officinalis and G. glabra plants were extracted by using 65% ethanol to isolate their active constituents. The antimicrobial activities of extracts were investigated against 15 microorganisms by using the disk diffusion method, MIC (Minimum Inhibitory Concentration), MBC (Minimum Bactericidal Concentration) an...

The essential oils of oregano (Origanum vulgare ssp. hirtum) and savory (Satureja thymbra) plants were obtained through steam distillation method. The chemical compositions of their essential oils were analyzed via GC-MS technique. Furthermore, their antimicrobial activities were studied by using minimum inhibitory concentration (MIC) method. Their...

Natural resources are depleting due to detrimental effects of human interventations. The preservation and rehablitation of these areas are critical. It is very important to identify existing floristic and faunistic elements of these sites for management and future studies. The main purpose of these strategies is to protect and develop the target sp...

Natural Wildlife Development Area is a protection status declared in accordance with the Land Hunting Act No. 4915. Within this scope, there are 80 Wildlife Development Areas in our country. The aim of this study was to observe possible threats in the Elekdag wildlife development area and to suggest solutionsfor the area. Elekdag Wildlife Developme...

This study aimed at determining the effect of carbon dioxide (CO2) in the internal environment of different indoor plants. Spathiphyllum (Spathiphyllum floribundum Schott), Yucca (Yucca elephantipes Regel), Dieffenbachia (Dieffenbachia amoena Gentil), and Ficus (Ficus benjamina L.) are frequently used in studies of indoor plants that examine light...

zet: Antropojenik ve doğal kaynaklı olarak oluşan ve sera etkisi gösteren gazların başında doğrudan seragazları olan karbondioksit (CO2), metan (CH4), diazotmonoksit (N2O) ve F-gazları ile dolaylı seragazları azotoksitler (NOx), metan dışı uçucu organik bileşikler (NMVOC), karbonmonoksit (CO) ve kükürtdioksit (SO2) gelmektedir. Bu çalışmada 1990-20...

Today; at least 80% of human life passes in closed areas and the indoor air quality directly affects the health and performances of human beings. Especially when CO2 raises above a certain level, it causes to various disorders such as headache, dizziness, fatigue, concentration disorders, throat and nose irritations, nasal flow, cough and ocular fl...

Today; at least 80% of human life passes in closed areas and the indoor air quality directly affects the health and performances of human beings. Especially when CO2 raises above a certain level, it causes to various disorders such as headache, dizziness, fatigue, concentration disorders, throat and nose irritations, nasal flow, cough and ocular fl...

Sansevieria trifasciata is one of the best for filtering out formaldehyde, which is common in cleaning products, ornamental plant, toilet paper, tissues and personal care products. Therefore, it is produced intensely. However, it is usually produced through body cutting, which damages rootstock and allows obtaining only few cuttings from a plant. T...

Querco cerridis-Carpinetalia orientalis Akman, Quézel & Barbéro 1980 is a order of Class Quercetea pubescentis (Oberd. 1948, Doing-Kraft 1955) Scamoni and Passerge 1959. The origin of Quercetea pubescentis is Eur-Sib., and it spreads to the all Black Sea region / and it is common in all Black Sea region. This class, the Mediterranean region of the...

Lilies are economically important plants because of their large and attractive flowers. Thus, many wild species of lilies have been cultivated to produce Lilium bulbs or flowers. This work was conducted to analyse the effect of hormone applications on Lilium artvinense (Syn: Lilium ponticum K. Koch., Lilium ponticum var. artvinense (Miscz.) P. H. D...

Vegetative production techniques, of which cutting method widely used in propagation of ornamental plants, have a crucial role for conserving the plant genetic sources. On rooting development of stem cuttings, cutting position, rooting medium and rooting hormone are some of the critical factors that affect the success. The primary objective of this...

Lilies are economically important plants because of their large and attractive flowers. Thus, many wild species of lilies have been cultivated to produce Lilium bulbs or flowers. However, some non-cultivated species are still picked from the nature and sold, which damages the natural populations of the species. The easiest and the most effective wa...

235 endemic plant taxa located in the province of Kastamonu in the Euro-Siberian phytogeographic region were classified according to the IUCN categories. Respectively, three familes; Astraceae, Fabaceae, and Scrophulariaceous have the most endemic taxons (species, subspecies, and variety) within. In addition, Astragalus is the leading genus followe...

Schefflera arboricola is used as an indoor plant in many places across the world besides the area it covers naturally. Therefore, it is produced intensely. However, it is usually produced through body cutting, which damages rootstock and allows obtaining only few cuttings from a plant. This study makes an attempt to determine the influences of root...

The plant samples (Saxifragaceae family) deposited in ANK herbarium (Ankara University, Science Faculty, Biology Department) were revised and listed by this project. Saxifragaceae family was revised at ANK and found out that 193 plant specimens belonging to genera and taxa were deposited. Moreover, according to grid system distribution and rate of...

We have found a new host plant for the long-horn beetle Agapanthia lateralis Gangl. in the north Turkey in the city Kastamonu and in its surroundings. The adults hatched from stalks of herb Onobrychis hypargyrea Boiss. where larvae were found. The diet of Agapanthia lateralis is broader than previously thought and a larger diversity of host plants...

This study analyzed the potential of producing Melissa officinalis L. using stem cuttings. Four different hormones (IAA, IBA, NAA, and GA3) were applied to the cuttings, with and without buds, in two doses (1000 mg/L and 5000 mg/L), and after 60 days, 10 morphological characteristics of newly generated plants were detected, and a statistical analys...

Küre Dağları’nda 1998 yılında Çevre ve Orman Bakanlığı’nca dış kaynaklı bir proje (UNDP) ile başlatılan korunan alan çalışması 07.07.2000 yılında milli park statüsü ile sonuçlandırılmıştır. Küre Dağları Milli Parkı 1998 yılında WWF tarafından Avrupa ormanlarının korumada öncelikli alanlarından (sıcak noktalar) biri olarak kabul edilmiştir. 8 Eylül...

Knowledge of airborne pollen concentrations and the weather conditions influencing them is important for air quality forecasters, allergists and allergy sufferers. For this reason, a 7-day recording volumetric spore trap of the Hirst design was used for pollen monitoring between January 2006 and December 2007 in Kastamonu, Turkey. A total of 293,42...

Pollution by exhaust gasses accounts for 60 percent of all atmospheric pollution. The amount of pollutants emitted by gasoline-fueled vehicles and diesel-fueled vehicles are varied. Too much harmful gases and materials in particles are emitted by exhausts and most of those are toxic for organisms. In particulate pollutants there are also some heavy...

In this study, the floristic composition vegetation types of Deveci Mountains which located between the cities of Yozgat and Tokat were investigated. In order to determine the vegetation of region, a total of 1400 plant specimens collected in the vegetation period between April 1993-October 1997. As a result of evaluating these samples, 262 genera...

Abstract In this article, the floristical characteristics of Sakarat Mountain (Amasya) are given and the vascular plant species growing there are documented. The research was carried out between 2004 and 2005. 2000 plant specimens were collected from the area. At the end of the study, 494 taxa (at specific and infraspecific ranks) belonging to 78 f...

Turkish forests have a very important genetic, biological and ecological diversity. Syntaxonomy of Turkish forests have been studied over 40 years but there were many unvalidly published names and a chaos among syntaxonomical units. In this paper it was aimed to overview the phytosociological studies and the sum of syntaxa of forest vegetation in T...

Batı Menteşe Dağları’nda (Muğla) Quercion ilicis Alyansı İçin Yeni Bir Birlik

Egzoz Gazlarının Bitkilere Etkileri ve Koruma Önerileri

ANK Herbaryum’u Convolvulaceae Familyasının Revizyonu ve Veritabanının Hazırlanması

Ozet Bu calýþmada, Polatlý-Haymana arasýnda kalan bolgenin step vejetasyonu incelenmiþtir. Araþtýrma alaný Ýc Anadolu Bolgesinin Guney Batý kesiminde yer almaktadýr. Jipsli ve marnlý-jipsli topraklarýn yaygýn olduðu yarýkurak alt cok soðuk Akdeniz Ýklimi'nin etkisi altýnda olan bu bolgede vejetasyon Braun-Blanquet metoduna dayalý uc boyutlu polar o...

Antimicrobial activity of the methanolic extracts of leaves and flowers of D. lamarckii Ivan, (Scophulariaceae), an endemic plant species of Turkey, was tested on ten bacterial and four yeast strains. Effective antibacterial activity was observed in four bacterial strains. Minimum inhibitory concentration (MIC) was calculated by use of liquid cultu...

In this study, the steppe vegetation between Polatli{dotless}-Haymana had been analyzed. The study area is located in the southwest part of Central Anatolia covered with the gypsaceous and marly-gypsaceous soils. The vegetation which is under the effective control of semi arid very cold type of Mediterranean climate was analyzed by the three dimens...

Up to now an increasing number of antibiotic-resistant bacteria have been reported and thus new natural therapeutic agents are needed in order to eradicate these pathogens. Through the discovery of plants such as Crataegus tanacetifolia (Lam.) Pers that have antimicrobial activity, it will be possible to discover new natural drugs serving as chemot...

The present study was conducted to determine ontogenetic and morphogenetic variations of hypericin and pseudohypericin contents in Hypericum scabrum growing in Turkey. Plants were harvested at vegetative, floral budding, full flowering, fresh fruiting and mature fruiting stages and observed for the presence of dark glands. Subsequently, they were d...

In this study performed on six endemic plant species, antimicrobial activity was observed in Campanula lyrata subsp. lyrata and Abies nordmanniana subsp. bornmuelleriana plants. The minimum inhibitory concentration of C. lyrata subsp. lyrata (leaf and flower) extract was found to be ≥ 29 mg/ml for Bacillus substilis and ≥ 14.5 mg/ml for Staphylococ...

zet Bu çalışmada Ilgaz Dağı kuzey bakıda subalpin ve yüksek montan yükselti basamağında bulunan meşcerelerin aktüel kuruluş özellikleri belirlenerek silvikültürel değerlendirmeler yapılmıştır. Araştırmada subalpin yükselti basamağında 3, yüksek montan yükselti basamağında 9 adet olmak üzere toplam 12 örnek alanda; hektardaki ağaç sayısı, meşcere ha...

Six plant extracts obtained from different parts such as the leaves, flowers and seeds of four species of the endemic plants in Turkey were tested on a total of 14 microorganisms, 10 of which were bacterial strains and 4 yeast strains. Verbascum eriocarpum (flower) extract was found to be effective against Staphylococcus aureus ; Stachys cretica su...

The sylvatic vegetation of Baskonus Mts was investigated between the years of 1998 and 1999 from phytosociological point of view. The study area is close to the transitional area between the Mediterranean and Irano-Turanian phytogeographical regions, and it is on the Anatolian Diagonal. The vegetation of the area was analysed by Braun-Blanquet's me...

Phenological periods and morphological characteristics of Crocus olivieri subsp. olivieri have been determined by observations in the sampling area. The changes in morphometric characteristics of this species for a period of 5 months from flowering to leaf disappearing have been recorded. The corm germination is achieved in 50±18 days under indoor...

ISBN 975-288-641-8

In this research, the authors present the lead and nickel accumulation and its monthly variation in the branches and barks of the street tree, Sophora japonica L. in Ankara which has a heavy traffic circulation. Of the trees in the street, the ones near the crossroads and the traffic lambs have a heavier accumulation in their branches and barks. Th...

In this compilation, the biogeographical situation, vegetational and floristical structure and the climate of Sundukli Desert in Turkmenistan were tried to analysed.

In this study, the floristic composition, vegetation characteristics and floristic structure of sclerophyllous mattoral communities around the Mediterranean basin were investigated. Data obtained from the phytosociological studies were used for the ecological, bioclimatical and syndinamical characteristics determination of this plant formations.

Explanation of the tree dimensional ordination technique and computer programme based on Braun-Blanquet method which is one of the vegetation research methods.

In this study investigates the actual forest stand structures in the subalpine and high montane altitudinal forest zones on the north aspect of Ilgaz Mountain. Moreover, silvicultural conditions are evaluated. Investigation on forest stand structures is conducted on 12 sample plots (3 sample plots for subalpine, 9 sample plots for high mountain for...

Özet Bu çalýþmada, Polatlý-Haymana arasýnda kalan bölgenin step vejetasyonu incelenmiþtir. Araþtýrma alaný Ýç Anadolu Bölgesinin Güney Batý kesiminde yer almaktadýr. Jipsli ve marnlý-jipsli topraklarýn yaygýn olduðu yarýkurak alt çok soðuk Akdeniz Ýklimi'nin etkisi altýnda olan bu bölgede vejetasyon Braun-Blanquet metoduna dayalý üç boyutlu polar o...