Browsing by Author "Lehtijaervi, Asko Tapio"
Now showing items 1-20 of 24
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Armillaria ostoyae in managed coniferous forests in Kastamonu in Turkey
Lehtijaervi, Asko Tapio; Dogmus-Lehtijarvi, H. T.; Kaya, A. G. Aday; Unal, S.; Woodward, S. (Wiley, 2017)Although several Armillaria species have been reported in Turkey, there is little information about their ecology in Turkish forests. In this study, we investigated five forest stands, approximately 5-74ha in size, in ... -
Boxwood Blight in Turkey: Impact on Natural Boxwood Populations and Management Challenges
Lehtijaervi, Asko Tapio; Dogmus-Lehtijarvi, H. Tugba; Oskay, Funda (Inst Forestry Lrcaf, 2017)There are approximately 1000 ha of natural populations of Buxus sempervirens, a small evergreen tree widely used in ornamental landscaping, in Turkey. These populations usually occur as an understorey in forests. Since the ... -
Ceratocystis platani is killing plane trees in Istanbul (Turkey)
Lehtijaervi, Asko Tapio; Oskay, F.; Lehtijarvi, H. T. Dogmus; Kaya, A. G. Aday; Pecori, F.; Santini, A. (Wiley, 2018)Ceratocystis platani was detected at several locations in the European side of Istanbul, causing severe dieback and mortality, mainly on Platanusxacerifolia imported from Italy approximately 160years ago, but also on ... -
Cryptic Risks to Forest Biosecurity Associated with the Global Movement of Commercial Seed
Cleary, Michelle; Oskay, Funda; Dogmus, Hatice Tugba; Lehtijaervi, Asko Tapio; Woodward, Stephen; Vettraino, Anna Maria (Mdpi, 2019)The import and export of tree seed carries with it risks of inadvertent introduction of pests and pathogens to hitherto unaffected regions. Although trade in seed of specified trees is regulated, phytosanitary requirements ... -
Cylindrocladium buxicola is Threatening the Native Buxus sempervirens Populations in Turkey - Short Communication
Lehtijaervi, Asko Tapio; Dogmus-Lehtijarvi, H. Tugba; Oskay, Funda (Czech Academy Agricultural Sciences, 2014)Cylindrocladium buxicola is a fungal pathogen of Buxus spp. in Turkey; the pathogen was first noted in 2011 on the native populations of B. sempervirens in forests in Trabzon in the Black Sea region. Surveys conducted in ... -
Damage to roots and collars of broadleaf woody plants
Glavendekic, M.; Matsiakh, I.; Lakatos, F.; Csoka, G.; Moreira, A. C.; Lehtijaervi, Asko Tapio (Cabi Publishing-C A B Int, 2017)[No Abstract Available] -
Damage to roots and collars of coniferous woody plants
Glavendekic, M.; Matsiakh, I.; Lakatos, F.; Csoka, G.; Moreira, A. C.; Lehtijaervi, Asko Tapio (Cabi Publishing-C A B Int, 2017)[No Abstract Available] -
Diplodia Tip Blight on Its Way to the North: Drivers of Disease Emergence in Northern Europe
Brodde, Laura; Adamson, Kalev; Julio Camarero, J.; Castano, Carles; Drenkhan, Rein; Lehtijaervi, Asko Tapio (Frontiers Media Sa, 2019)Disease emergence in northern and boreal forests has been mostly due to tree-pathogen encounters lacking a co-evolutionary past. However, outbreaks involving novel interactions of the host or the pathogen with the environment ... -
First Report of Diplodia pinea on Pseudotsuga menziesii in Turkey
Kaya, A. G. A.; Lehtijaervi, Asko Tapio; Kaya, O.; Dogmus-Lehtijarvi, T. (Amer Phytopathological Soc, 2014) -
First report of Diplodia sapinea on Cedrus libani in Turkey
Oskay F.; Lehtijaervi, Asko Tapio; Dogmuş-Lehtijärvi H.T.; Woodward S. (John Wiley and Sons Inc, 2018)Cedar of Lebanon (Cedrus libani) is an ecologically and economically important conifer with a natural distribution in southern Turkey. Currently, no serious diseases affect C. libani in its native range, although it is ... -
First Report of Phytophthora syringae on Cedrus libani in Turkey
Dogmus-Lehtijarvi, T.; Kaya, A. G. Aday; Lehtijaervi, Asko Tapio; Jung, T. (Amer Phytopathological Soc, 2014)Cedrus libani, commonly known as Lebanon cedar, is one of the most important coniferous tree species in Turkey. Its main distribution is in the Taurus Mountains in the Mediterranean Region. The total area of pure Taurus ... -
From leaf to continent: The multi-scale distribution of an invasive cryptic pathogen complex on oak
Desprez-Loustau, Marie-Laure; Massot, Marie; Toigo, Maude; Fort, Tania; Kaya, Ayse Gulden Aday; Lehtijaervi, Asko Tapio (Elsevier Sci Ltd, 2018)The spatial distribution and niche differentiation of three closely related species (Erysiphe alphitoides, Erysiphe quercicola and Erysiphe hypophylla) causing oak powdery mildew was studied at scales ranging from the ... -
Global geographic distribution and host range of Dothistroma species: a comprehensive review
Drenkhan, R.; Tomesova-Haataja, V.; Fraser, S.; Bradshaw, R. E.; Vahalik, P.; Lehtijaervi, Asko Tapio (Wiley, 2016)Dothistroma needle blight (DNB) is one of the most important diseases of pine. Although its notoriety stems from Southern Hemisphere epidemics in Pinus radiata plantations, the disease has increased in prevalence and ... -
Heterobasidion Infection in Abies nordmanniana ssp. bornmülleriana Stands in Kastamonu Province
Lehtijaervi, Asko Tapio; Lehtijarvi, H. T. Doğmuş; Ünal, S.; Karadeniz, M.; Aday, A. G. Kaya; Oskay, F. (2012)In this study, the proportion of Abies bornmülleriana trees infected by Heterobasidion spp. was investigated in Kastamonu Province in different types of stands. One 1 cm-thick disc was taken from each of 100 freshly ... -
Identifying the ecological and societal consequences of a decline in Buxus forests in Europe and the Caucasus
Mitchell, Ruth; Chitanava, Savely; Dbar, Roman; Kramarets, Volodymyr; Lehtijaervi, Asko Tapio; Matchutadze, Izolda (Springer, 2018)The potential impact of new invasive tree pests and diseases is usually quantified in economic terms. The ecological and social impacts are less often assessed. Using a comprehensive literature review we assess the potential ... -
Impacts of inoculation with Herpotrichia pinetorum, Gremmenia infestans and Gremmeniella abietina on Pinus nigra subsp pallasiana and Cedrus libani seedlings in the field
Dogmus-Lehtijarvi, H. T.; Lehtijaervi, Asko Tapio; Woodward, S.; Oskay, F. (Wiley, 2016)Herpotrichia pinetorum, Gremmenia infestans and Gremmeniella abietina were inoculated onto 2-year-old Anatolian black pine (Pinus nigra subsp. pallasiana) and Taurus cedar (Cedrus libani) seedlings planted in a high mountain ... -
Mikovirüslerin orman patojenlerine karşı kullanım olanakları
Mikovirüsler bitki patojeni funguslarının da bulunduğu birçok organizmada yaygın olarak bulunan obligat parazitlerdir. Eşeyli ve ya eşeysiz fungal yapılar sayesinde hücreler arası yayılış göstermekte ve konukçularında bazı ... -
Occurrence and Genetic Similarity of Diplodia pinea on Shoots and Cones in Seed Orchards of Pinus spp. in North-Western Turkey
Dogmus-Lehtijarvi, Tugba H.; Kaya, Ayse Gulden Aday; Lehtijaervi, Asko Tapio; Oskay, Funda; Kaya, Ozgur Durmus (Czech Academy Agricultural Sciences, 2014)Diplodia shoot blight disease can cause significant damage on coniferous trees and be particularly injurious to cones, which reduces the amount of seed production and germination. We investigated the disease severity and ... -
Oomycota species associated with deciduous and coniferous seedlings in forest tree nurseries of Western Turkey
Lehtijaervi, Asko Tapio; Kaya, A. G. Aday; Woodward, S.; Jung, T.; Lehtijarvi, H. T. Dogmus (Wiley, 2017)Occurrence and pathogenicity of Oomycota species causing root rot were investigated in 10 forest tree nurseries in western Turkey. Soil samples (129 in total) taken from the rhizosphere of symptomatic seedlings were baited ... -
Pathogenicity of Heterobasidion annosum (Fr.) Bref. sensu stricto on coniferous tree species in Turkey
Dogmus-Lehtijarvi, H. T.; Erdogan, R. C.; Lehtijaervi, Asko Tapio; Woodward, S.; Kaya, A. G. Aday (Wiley-Blackwell, 2016)Two-year-old seedlings of Pinus brutia, P.brutia var. eldarica, Pinus pinea and 3-year-old seedlings of Pinus radiata, Pinus sylvestris, Pinus nigra and Cedrus libani were inoculated on the lower stem with isolates of ...
