Botaanika osakonnas kaitstud doktoritööd (alates aastast 1992)

2023

Linda Rusalepp - The impact of environmental drivers and competition on phenolic metabolite profiles in hybrid aspen and silver birch. Juhendajad kaasprofessor Priit Kupper, Dr. Anu Sõber, Professor Tõnu Püssa (Eesti Maaülikool)

Daniyal Gohar - Diversity, genomics, and potential functions of fungus-inhabiting bacteria. Juhendajad kaasprofessor Mohammad Bahram (Tartu Ülikool / Rootsi Põllumajandusülikool), kaasprofessor Kadri Põldmaa

Madli Jõks - Biodiversity drivers in oceanic archipelagos and habitat fragments, explored by agent-based simulation models. Juhendaja professor Meelis Pärtel

Diego Pires Ferraz Da Trindade - Dark diversity dynamics linked to global change: taxonomic and functional perspective. Juhendajad professor Meelis pärtel, kaasprofessor Carlos Pérez Carmona

Ahto Agan - Interactions between invasive pathogens and resident mycobiome in the foliage of trees. Juhendajad professor Rein Drenkhan (Eesti Maaülikool), professor Leho Tedersoo

Anton Savchenko - Taxonomic studies in Dacrymycetes: Cerinomyces and allied taxa. Juhendajad professor Urmas Kõljalg, Dr. Otto Miettinen (Helsingi Ülikool)

Maret Gerz - The distribution and role of mycorrhizal symbiosis in plant communities. Juhendajad professor Mari Moora, kaasprofessor Carlos Guillermo Bueno Gonzalez

2022

Marili Sell - The impact of environmental change on ecophysiology of hemiboreal tree species - acclimation mechanisms in belowground. Juhendajad kaasprofessor Priit Kupper, professor Ivika Ostonen-Märtin

Saleh Rahimlouye Barabi - Investigation of diazotrophic bacteria association with plants. Juhendajad professor Leho Tedersoo, professor Mohammad Bahram.

Meeli Alber - Impact of elevated atmospheric humidity on the structure of the water transport pathway in deciduous trees. Juhendaja professor Arne Sellin.

Elise Joonas - Evaluation of metal contaminant hazard on microalgae with environmentally relevant testing strategies. Juhendajad professor Kalle Olli (EMÜ / TÜ), Dr Villem Aruoja (KBFI), Dr Anne Kahru (KBFI).

Annika Joy Meitern - Impact of potassium ion content of xylem sap and of light conditions on the hydraulic properties of trees. Juhendaja professor Arne Sellin.

2021

Jhonny Capichoni Massante - Phylogenetic structure of plant communities along environmental gradients: a macroecological and evolutionary approach. Juhendaja professor Pille Gerhold.

Tanel Vahter - Arbuscular mycorrhizal fungal biodiversity for sustainable agroecosystems. Juhendaja professor Maarja Öpik.

2020

Mari Pent - Bacterial communities associated with fungal fruitbodies. Juhendajad vanemteadur Kadri Põldmaa, vanemteadur Mohammad Bahram (TÜ / Swedish University of Agricultural Sciences).

Siim-Kaarel Sepp - Soil eukaryotic community responses to land use and host identity. Juhendajad juhtivteadur Maarja Öpik, professor Martin Zobel.

Eveli Otsing - Tree species effects on fungal richness and community structure. Juhendaja juhtivteadur Leho Tedersoo.

Martti Vasar - Developing a bioinformatics pipeline gDAT to analyse arbuscular mycorrhizal fungal communities using sequence data from different marker regions. Juhendajad vanemteadur Maarja Öpik, Prof. J. Peter W. Young (University of York, UK).

Ott Kangur - Nocturnal water relations and predawn water potential disequilibrium in temperate deciduous tree species. Juhendaja professor Arne Sellin.

Kaarin Parts - The impact of climate change on fine roots and root-associated microbial communities in birch and spruce forests. Juhendajad vanemteadur Ivika Ostonen, emeriitprofessor Krista Lõhmus.

2019

Anu Lepik - Plant competitive behaviour: relationships with functional traits and soil processes. Juhendajad Dr Marina Semchenko (Manchesteri Ülikool, Suurbritannia), professor Kristjan Zobel.

2018

Lisanna Scmidt - Phenotypic and genetic differentiation in the hybridizing species pair Carex flava and C. viridula in geographically different regions. Juhendaja vanemteadur Tatjana Oja.

Petr Kohout - Ecology of ericoid mycorrhizal fungi. Juhendajad juhtivteadur Leho Tedersoo, professor Urmas Kõljalg.

Gristin Rohula-Okunev - Effects of endogenous and environmental factors on night-time water flux in deciduous woody tree species. Juhendaja vanemteadr Priit Kupper.

Jane Oja - Temporal and spatial patterns of orchid mycorrhizal fungi in forest and grassland ecosystems. Juhendajad professor Urmas Kõljalg, professor Tiina Kull (EMÜ).

Maria Abakumova - The relationship between competitive behaviour and the frequency and identity of neighbours in temperate grassland plants. Juhendajad professor Kristjan Zobel, Dr Marina Semchenko (Manchesteri Ülikool, Suurbritannia).

Kersti Riibak - Importance of dispersal limitation in determining dark diversity of plants across spatial scales. Juhendaja professor Meelis Pärtel.

Lena Neuenkamp - The dynamics of plant and arbuscular mycorrhizal fungal communities in grasslands under changing land use. Juhendaja professor Martin Zobel.

Liina Saar - Dynamics of grassland plant diversity in changing landscapes. Juhendajad professor Meelis Pärtel, vanemteadur Aveliina Helm.

2017

Taavi Paal - Immigration limitation of forest plants into wooded landscape corridors. Juhendaja vanemteadur Jaan Liira.

Liis Kasari - Plant diversity of semi-natural grasslands: drivers, current status and conservation. Juhendaja vanemteadur Aveliina Helm.

Sirgi Saar - Belowground interactions: the roles of plant genetic relatedness, root exudation and soil legacies. Juhendajad teadur Marina Semtšenko ja professor Kristjan Zobel.

Sten Anslan - Molecular indetification of Collembola and their fungal associates. Juhendaja vanemteadur Leho Tedersoo.

2016

Kadri Runnel - Fungal targets and tools for forest conservation. Juhendajad juhtivteadur Asko Lõhmus ja teadur Kadri Põldmaa

Ene Kook - Genetic diversity and evolution of Pulmonaria angustifolia L. and Myosotis laxa sensu lato (Boraginaceae). Juhendajad teadur Silvia Pihu ja teadur Ülle Reier

Argo Ronk - Plant diversity patterns across Europe: observed and dark diversity. Juhendaja professor Meelis Pärtel

Jaak-Albert Metsoja - Vegetation dynamics in floodplain meadows: influence of mowing and sediment application. Juhendajad professor Martin Zobel ja vanemteadur Kai Vellak

Kristiina Mark - Diversification and species delimitation of lichenized fungi in selected groups of the family Parmeliaceae (Ascomycota). Juhendajad dotsent Tiina Randlane ja vanemteadur Lauri Saag (Eesti Biokeskus)

Pille Mänd - Light use capacity and carbon and nitrogen budget of plants: remote assessment and physiological determinants. Juhendajad prof. Olevi Kull (1955-2007) ja prof. Josep Peῆuelas (CSIC, Global Ecology Unit CREAF-CEAB-CSI-UAB, Catalonia, Spain) ja vanemteadur Anu Sõber

Mari Lepik - Morphological plasticity of plants: adaptation to performance in varying environmental conditions. Juhendaja prof. Kristjan Zobel

Ülle Saks - Arbuscular mycorrhizal fungal diversity patterns in boreonemoral forest ecosystems. Juhendajad vanemteadur Maarja Öpik ja prof. Martin Zobel

Annika Uibopuu - Communities of arbuscular mycorrhizal fungi in spruce forest ecosystem and their effect on performance of forest understorey plant species. Juhendajad vanemteadur Maarja Öpik ja prof. Martin Zobel

Ede Leppik - Diversity of lichens in semi-natural habitats of Estonia. Juhendaja dotsent Tiina Randlane

2012

Irja Saar - The taxonomy and phylogeny of the genera Cystoderma and Cystodermella (Agaricales, Fungi). Juhendaja prof. U. Kõljalg

Mohammad Bahram - Biogeography of ectomycorrizal fungi across different spatial scales. Juhendajad prof. U. Kõljalg (TÜ ÖMI), teadur L. Tedersoo (TÜ Loodusmuuseum) ja dr. S. Zarre (Teherani Ülikool, Iraan)

Inga Hiiesalu - Belowground plant diversity and coexistence patterns in grassland ecosystems. Juhendajad prof. M. Pärtel (TÜ) ja prof. S.D. Wilson (Regina Ülikool, Kanada)

Kadri Koorem - The influence of abiotic and biotic factors on small-scale plant community patterns and regeneration in boreonemoral forest. Juhendaja vanemteadur M. Moora

Kaupo Kohv - Direct and indirect management effects on boreal forest structure and field layer vegetation. Juhendaja vanemteadur J. Liira

Riina Klais - Phytoplankton trends in the Baltic Sea. Juhendaja vanemteadur K. Olli

2011

Helen Tammert - Ecological role of physiological and phylogenetic diversity in aquatic bacterial communities. Juhendaja vanemteadur K. Olli, vanemteadur V. Kisand

Elle Rajandu - Factors determining plant and lichen species diversity and composition in Estonian Calamagrostis and Hepatica site type forests. Juhendaja prof. J. Paal

Andres Jaanus - Phytoplankton in Estonian coastal waters – variability, trends and response to environmental pressures. Juhendaja vanemteadur K. Olli

Liis Marmor - Ecology and bioindicative value of epiphytic lichens in relation to air pollution and forest continuity. Juhendaja dots. T. Randlane

Teele Jairus - Species composition and host preference among ectomycorrhizal fungi in Australian and African ecosystems. Juhendaja teadur L. Tedersoo

Kessy Abarenkov - PlutoF – cloud database and computing services supporting biological research. Juhendaja prof. U. Kõljalg

2010

Triin Suvi - Mycorrhizal fungi of native and introduced trees in the Seychelles Islands. Juhendajad prof. Urmas Kõljalg ja teadur Leho Tedersoo

Egle Köster - Morphological and genetical variation within species complexes: Anthyllis vulneraria s. l. and Alchemilla vulgaris (coll.). Juhendajad teadur S. Pihu ja prof. M.Pärtel.

Triin Vahisalu -

Virve Sõber - The role of biotic interactions in plant reproductive performance. Juhendajad vanemteadur M. Moora ja vanemteadur T.Teder

Kersti Kangro - The response of phytoplankton community to the changes in nutrient loading. Juhendaja vanemteadur K. Olli

2009

Tsipe Aavik - Plant species richness, composition and functional trait pattern in agricultural landscapes – the role of land use intensity and landscape structure. Juhendaja vanemteadur J. Liira

Lea Hallik - Generality and specificity in light harvesting, carbon gain capacity and shade tolerance among plant functional groups. Juhendajad prof. O. Kull (TÜ), dots. A. Sellin (TÜ) ja prof. Ü. Niinemets (EMÜ)

Ain Vellak - Spatial and temporal aspects of plant species conservation. Juhendaja prof. M. Pärtel

2008

Eve Eensalu - Acclimation of stomatal structure and function in tree canopy: effect of light and CO2 concentration . Juhendaja vanemteadur A. Sõber

Ülle Jõgar - Conservation and Restoration of Semi-natural Floodplaine Meadows and their Rare Plant Species. Juhendaja vanemteadur M. Moora

Lauri Laanisto - Macroecological approach in vegetation science: generality of ecological relationships at the global scale. Juhendaja prof. M. Pärtel

Lauri Saag - Taxonomic and ecologic problems in the genus Lepraria (Stereocaulaceae, lichenised Ascomycota). Juhendaja vanemteadur A. Saag

Marina Semtšenko - Plant root behaviour: responses to neighbours and physical obstructions. Juhendajad prof. K. Zobel (TÜ) ja prof M.J. Hutchings (Sussexi Ülikool, Suurbritannia)

Marge Starast - Influence of cultivation techniques on productivity and fruit quality of some Vaccinium and Rubus taxa. Juhendajad prof. U. Kõljalg (TÜ) ja prof. K. Karp (EMÜ)

Kaire Torn - Distribution and ecology of charophytes in the Baltic Sea. Juhendaja vanemteadur G. Martin (TÜ Eesti Mereinstituut) ja vanemteadur K. Olli (TÜ Ökoloogia ja Maateaduste Instituut)

2007

Kai Rünk - Comparative ecology of three fern species: Dryopteris carthusiana (Vill.) H.P. Fuchs, D. expansa (C. Presl) Fraser-Jenkins & Jermy and D. dilatata (Hoffm.) A. Gray (Dryopteridaceae). Juhendajad prof. M. Zobel ja dots. K. Zobel

Aveliina Helm - Formation and persistence of dry grassland diversity: role of human history and landscape structure. Juhendaja prof. M. Pärtel

Leho Tedersoo - Ectomycorrhizal fungi: diversity and community structure in Estonia, Seychelles and Australia. Juhendaja prof. U. Kõljalg

Ülle Reier - Threatened vascular plant species in Estonia: causes of rarity and conservation. Juhendaja prof. M. Pärtel

Inga Jüriado - Diversity of Lichen species in Estonia: influence of regional and local factors. Juhendajad dots. T. Randlane ja prof. J. Paal

2006

Priit Kupper - Hydraulic and environmental limitations to leaf water relations in trees with respect to canopy position. Juhendaja dots. A. Sellin

Kersti Püssa - Forest edges on medium resolution Landsat Thematic Mapper satellite images. Juhendajad vanemteadur J. Liira ja teadur U. Peterson (Tartu Observatoorium)

2005

Ave Suija - Lichens and lichenicolous fungi in Estonia: diversity, distribution patterns and taxonomy. Juhendaja dots. T. Randlane

Piret Lõhmus - Forest lichens and their substrata in Estonia. Juhendajad dots. Tiina Randlane ja erakorraline prof. J. Paal

Ruth Aguraiuja - Hawaiian endemic fern lineage Diellia (Asplemiaceae): distribution, population structure and ecology. Juhendaja prof. M. Zobel

2004

Merit Otsus - Plant community regeneration and species diversity in dry calcareous grasslands. Juhendaja prof. M. Zobel

Kadri Tali - Species structure of Neotinea ustulata. Juhendajad prof. O. Kull, T. Kull (ZBI osakonnajuhataja) ja K. Kull (ZBI vanemteadur)

Maarja Öpik - Diversity of arbuscular mycorrhizal fungi in the roots of perennial plants and their effect on plant performance. Juhendajad prof. M. Zobel ja vanemteadur M. Moora

2003

Ivika Ostonen - Fine root structure, dynamics and proportion in net primary production of Norway spruce forest ecosystem in relation to site conditions. Juhendajad K. Lõhmus ja O. Kull.

Margus Pensa - Variation in needle retention of Scots pine in relation to leaf morphology, nitrogen conservation and tree age. Juhendaja A. Sellin.

Marek Sammul - Competition and coexistence of clonal plants in relation to productivity. Juhendaja K. Kull.

2002

Krõõt Aasamaa - Shoot hydraulic conductance and stomatal conductance of six temperate deciduous tree species. Juhendaja A. Sõber.

Liina Eek-Piirsoo - The effect of fertilization, mowing and additional illumination on the structure of a species-rich grassland community. Juhendaja K. Zobel.

Nele Ingerpuu - Bryophyte Diversity and Vascular Plants. Juhendaja M.Pärtel.

2000

Jaan Liira - On the determinants of structure and diversity in herbaceous plant communities. Juhendaja K. Zobel. 92 lk.

Georg Martin - Phytobenthic communities of the Gulf of Riga and the inner Sea of the West-Estonian archipelago. 102 lk. Juhendaja E. Kukk.

Silvia Sepp - Morphological and genetical variation of Alchemilla L. in Estonia. Juhendaja J. Paal. 124 lk.

Kai Vellak - Influence of different factors on the diversity of the bryophyte vegetation in forest and wooded meadow communities. 122 lk. Juhendaja J. Paal.

1999

Juan Jose Cantero - Plant community diversity and habitat relationships in central Argentina grasslands. 161 lk. Juhendaja M. Zobel.

Katrin Heinsoo - Stomatal antechamber and cuticular conductance of Picea abies (L.) Karst. 133 lk. Juhendajad A. Koppel ja K. Kull.

Rein Kalamees - Seed bank, seed rain and community regeneration in Estonian calcareous grasslands. 107 lk. Juhendaja M. Zobel.

Ebe Sild - Impact of increasing concentrations of O3 and CO2 on wheat, clover and pasture. 123 lk. Juhendaja A. Koppel.

1998

Mari Moora - The influence of arbuscular mycorrhizal (AM) symbiosis on the competition and coexistence of calcareous grassland plant species. 78 lk. Juhendaja M. Zobel.

Tatjana Oja - Isoenzyme diversity and phylogenetic affinities among the Eurasian annual Bromus (Bromus L., Poaceae). 92 lk. Juhendaja V. Jaaska.

Kadri Põldmaa - Studies in the systematics of hypomyces and allied genera (Hyopcreales, Ascomycota). 178 lk.

Andres Saag - Evolutionary relationships in some cetrarioid genera (lichenized Ascomycota). 196 lk. Juhendaja T. Randlane.

1997

Kalle Olli - Evolutionary life-strategies of autotrophic planktonic micro-organisms in the Baltic Sea. 180 lk. Juhendaja E. Kukk.

Tiiu Kull - Population dynamics in Cypripedium calceolus L. 124 lk. Juhendaja J. Paal.

Malle Leht - The genus Potentilla L. in Estonia, Latvia and Lithuania: distribution, morphology and taxonomy. 186 lk. Juhendaja J. Paal.

Meelis Pärtel - Species diversity and community dynamics in calcareous grassland communities in Western Estonia. 124 lk. Juhendaja M. Zobel.

1996

Urmas Kõljalg - Tomentella (Basidiomycota) and related genera in Temperate Eurasia. Juhendajad E. Parmasto ja T. Niemelä.

Ülo Niinemets - Importance of structural features of leaves and canopy in determining species shade-tolerance in temperate deciduous woody taxa. 150 lk. Juhendaja O. Kull.

1994

Arne Sellin - Variation in hydraulic architecture of Picea abies (L.) Karst. trees grown under different environmental conditions. 119 lk. Juhendaja T. Frey.

1993

Jaak Palumets - Analysis of phytomass partitioning in Norway spruce. 47 lk. Juhendaja T. Frey.

1992

Kristjan Zobel - Air pollution indicator value of epiphytic macrolichens in the boreal mountainous forests of Khamar-Daban (Eastern Siberia). 131 lk. Juhendajad H. Trass ja T. Möls.