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Team

 

Scientific team - members

Mariyana Ivanova Lyubenova
Assoc. Proffesor
University of Sofia, Faculty of Biology


Mariyana Lyubenova


Education:

Ecology- University of Sofia, Faculty of Biology, Department of Ecology and Environmental Protection;
PhD – Institute of Botany and mycology, BAS

  • Member of the Balkan Ecological Federation, Balkan Academy of Sciences and Culture.
  • Member of the Editorial board of Journal of Balkan Ecology
  • Expert for flora and vegetation resources; Expert in Natura – 2000; Expert for projects in the field of dendromonitoring; Expert in company “Stanicoms” for construction supervision.

    Contacts:

    Asoc. Prof. Mariyana Ivanova Lyubenova
    Faculty of Biology, University of Sofia
    8, D.Tzancov blv., 1164 Sofia
    +359 2 6330211; +359 2 6330347
    mobile: +359 897 98 97 99 ; + 359 878 56 44 91
    e-mails:lyubenova@biofac.uni-sofia.bg
    ryana_l@yahoo.com
    ryann@abv.bg

    Reading lectures in:

    • Department of Ecology and Environmental Protection:
      Courses for the "Bachelor" Degree:

      "Ecology and Environmental Protection"
      "Bioresources and their Protection"
      "Methods of Ecological Investigations"
      "Ecological monitoring"

    • Courses for the "Master" Degree:

      "Ecosystem functions of communities"
      "Phytoecology"
      " Ecotoxicology”
      "Chronoecology"


    Research interests:

    Studies in the area of the Structural and Functional Phytosociology: problems concerning the allelopathy, the primary productivity and its dynamics, the net-assimilation, the biological turnover, the energetic flux and the intensity of energy utilisation, the utilisation and accumulation of bioelements and toxicants in forest communities. Scientific interests concerning also most recent problems as: the pollution and the vegetation diversity, the ecosystem health and risk assessment, a rational usage, conservation and restoration of the forest communities and their role for the ecological monitoring (dendrochronology) and environmental protection etc. Over 70 publications and reports; participation in 9 national projects and consultant of 1 international project.
    KEY WORDS: PHYTOECOLOGY, PRIMARY PRODUCTION, ENERGY FLUX, BIOLOGICAL TURN OVER, DENDROCHRONOLOGY, PHYTOMONITORING, PLANT PROTECTION

    Running Projects

    NFSI 2004-2006 “Phytocoenological investigations in reserve “Kamenshtiza”, Central Balkan mountain”

    NFSI 2005/2007:“Influence of the Tropospheric Ozone on the Vegetation Cover in Bulgaria.

    “Plant biomonitoring of the pollutants O3, NOX and SO2 in a natural and urbanize environment. Primary investigations in Bulgaria and as compared in France – Program Rila – Project 2/6 from 12.12.2004.”

    2005/2007/VU-AN-4/2005 “Dendroclimatological investigation of temperature and precipitation changes in South - West of Bulgaria.”

    NFSI 2005-2007/ ¹1510 “Investigation of ecological peculiarity of chestnut purposely their using like model for much functional managing of the forest”

    Past Projects

    1987-1991 /N 16502 :" Investigations about the state and the changes in the structure and the functions of the ecosystems in the region of the Third Metallurgical base /Burgas district/ and working up actions for their optimization and protection"
    Leader: Prof.dr.Ivan A.Bondev

    1992-1996 / B213 NFSI : "The complex investigations about the structure and functions of the xerophytes /forest/ ecosystem in Bulgaria"
    Leader: Prof. dr. Ivan A. Bondev

    1992-1994 / 1172 : "The complex ecological and nature-protect ional investigation about biotopes and biocoenoces of natural and agricultural ecosystems in the region of Etropole district"
    Leader: dr. Rumen L. Doitchev

    1997-1998 / N3180 FSI University of Sofia: "The phytoecological investigations of the relict ecosystem in the region "Boiste" in the Western Balkan Mountains"
    Leader: dr. Mariyana I. Lyubenova

    IEDA PROJECT: Integrated environmental diagnosis and assessement: Ecological systems at risk in Bulgaria- Montane and coastal forest communities / 1997-2000/
    Leader: Bo Wiman- Lund University/IMES/

    2001-2002 / N3360 FSI University of Sofia:"Ecological assessment of the f. Piceeta excelsa L. state and the influence factors on the Norway spruce decline in the “Tchuprene” Biosphere Reserve, Western Balkan Mountains"
    Leader: dr. Mariyana I. Lyubenova

    2001-2002 / N3360 FSI University of Sofia:"Investigations about biological active substance in the Chenopodium botrys phytomass and ecological factors”
    Leader: dr. Dimitar St. Dimitrov

    2001-2002 / N3356 FSI University of Sofia:" Ecological assessment of the Juniperus excelsa L. state in the “Tisata” Reserve
    And the influence factors on the species decline”
    Leader: Prof.dr. Boriyana M. Tcholeva

    NFSI 2001-2004: Assessment of the dynamics of structural and functional parameters of chestnut ecosystems (Castanea sativa Mill) in Belasica Mountain, South - West of Bulgaria, in the conditions of global climate change; funded by Ministry of agriculture and forests and National management of forests, Bulgaria


    Participation in preparation of the Bulgarian Natura 2000 network of protected zones. Carried out field inventories in natural habitat types of Community interest, which are: “Osogovo” (BG0000236, pSCI), “Gabra” (BG0000285, pSCI), “Dolna Mesta - Dospat Dere (BG0000220, pSCI)”.

    Textbooks
    Mirchev, S., M. Lyubenova, A. Shikalanov, N. Simeonova. 2000. Dendrohronology. Concise course (in Bulgarian). Pensoft, Sofia – Moskow, 198 p.

    Lyubenova, M. 2004. Phytoecology(in Bulgarian). Acad. Publisher M. Drinov, Sofia, 574 p.

    Lyubenova, M. 2005. Concise course in Functional Biocoenology (in Bulgarian). Sofia, Contact-Marketing, 319 p.

    Selected papers

    Mirtchev, S., M.Lyubenova, A. Shikalanov. 2008. Climate reconstruction from oak tree-ring records in Southwestern Bulgaria for the last 200 years. Journal of Balkan Ecology, Vol. 11, No 4.

    Mirchev St., M. Lyubenova, V. Dimitrova, Sv. Bratanova – Doncheva. 2009.
    Dendrochronological investigation on Castanea sativa Mill. in Belasitza mountain and
    Western Balkans (Berkovitza). Biotechnol. & Biotechnol. EQ 23/SE. p.377-380.

    Lyubenova, Ì., A. Shikalanov. (in press). Formalization and Program Implementation for Trees Stress Periods Investigation (Using Dendrochronological Data of g. Quercus L.). Jurnal of Balkan Ecology.


    Lyubenova, M. 2005. 30 Years Department of Ecology and Environment Protection. Biology, Ecology and Biotechnology, ¹1, 17-24.

    Stoimenov, S., M. Lyubenova, A. Asenova. 2005. Dendroecological investigation of Pinus nigra Arn. from four regions in Bulgaria. Annuire de l’Universite de Sofia “St. Kliment Ohridski”, Part II, v.96, l. 4 – 10eme Session Scientifique, Sofia’ 03, 351-357.

    Lyubenova, M., D. Dimitrov, T. Mihova, Y. Ganeva, V. Baltiiska. 2005. Phytoecological investigation of Chenopodium botrys L.(Chenopodiaceae) from two localities in the country. Annuire de l’Universite de Sofia “St. Kliment Ohridski”, Part II, v.96, l. 4 – 10eme Session Scientifique, Sofia’ 03, 115-123.

    Lyubenova, M., L. Dimova, S. Bratanova – Doncheva. 2005. Annual accumulation of N, P and K in the biomass of basic plant communities in the high-mountain pasture “Sinanitza”, Central Balkan National Park. Annuire de l’Universite de Sofia “St. Kliment Ohridski”, Part II, v.96, l. 4 – 10eme Session Scientifique, Sofia’ 03, 103-115.

    Lyubenova, M., Ts. Valtcheva, K. Pachedjieva. 2005. Assessment of the risk for the beech vegetation in the biosphere reserve “Chuprene”, connected with climatic, orographic and soil factors. Annuire de l’Universite de Sofia “St. Kliment Ohridski”,Part II, v.96, l. 4 – 10eme Session Scientifique, Sofia’ 03, 27-35.

    M. Lyubenov, M., A. Asenova, E. Mihov. 2005. Dendroecological investigation of Balkan’s pines in National park “Pirin”. Annuire de l’Universite de Sofia “St. Kliment Ohridski”, Part II, v.96, l. 4 – 10eme Session Scientifique, Sofia’ 03, 343-351.

    Dimitrova, V., M. Lyubenova, Sv. Bratanova-Doncheva, M. Chavdarova. 2005. Floristic investigations of chesnut (Castanea sativa Mill.) communities in the mountain Belasitsa. Annuire de l’Universite de Sofia “St. Kliment Ohridski”, Part II, v.96, l. 4 – 10eme Session Scientifique, Sofia’ 03, 357-373.

    Dimitrova, V., M. Lyubenova, Sv. Bratanova – Doncheva.2005. Investigation of Phytoproductivity in Herb Floor in Chestnut /Castanea sativa/ Communities in the Belasitca Mountain. – In: Proceedings of the “1-st National Scientific Conference of Ecology – Biodiversity, Ecosystems, Global Changes, Sofia, 121-131 p.

    Lyubenova, M. 2005. The common yew (Taxus baccata L.) – life-tree or dead-tree.


    In a Fagus sylvatica forest

    Old Oak tree nearby Sofia