Scientific Programme


POSTERS

Topic A
PLANT GROWTH REGULATORS, SENESCENCE AND STRESS

A-01 SENESCENCE AND REJUVENATION IN INTACT COTYLEDONS OF Cucurbita pepo L. (zucchini)
Ananiev, E. D., K. Mishev, K. Ananieva
Acad. M. Popov Institute of Plant Physiology, Bulgarian Academy of Sciences, Acad. G. Bonchev Street, Bldg. 21, 1113 Sofia, Bulgaria

A-02 DARK – AND MeJA - INDUCED SENESCENCE IN INTACT COTYLEDONS OF Cucurbita pepo L. (zucchini)
Mishev, K., K. Ananieva, E. D. Ananiev
Acad. M. Popov Institute of Plant Physiology, Bulgarian Academy of Sciences, Acad. G. Bonchev Street, Bldg. 21, 1113 Sofia, Bulgaria

A-03 EFFECTS OF ETHYLENE ON THE GROWTH AND CELL DIVISION IN ARABIDOPSIS COTYLEDONS
E. Stoynova-Bakalova¹, P. Petrov¹, M. Hall²
¹Acad. M. Popov Institute of Plant Physiology, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., Bl. 21, 1113 Sofia, Bulgaria
²Institute of Biological Sciences, University of Wales, Edward Liwyd Bl., SY 233DA Ceredigion, Aberystwyth, UK

A-04 HYDROGEN PEROXIDE TREATMENT ALLEVIATES PARAQUAT INJURIES IN PEA (Pisum sativum L.)
Moskova, I., I. Sergiev, S. Ivanov, V. Alexieva
Acad. M. Popov Institute of Plant Physiology, Bulgarian Academy of Sciences, Acad. G. Bonchev Street, Bldg. 21, 1113 Sofia, Bulgaria

A-05 PLANT POLYAMINES IN THE CONTEXT OF PARAQUAT TOXICITY IN YOUNG PEA PLANTS
Moskova, I., D. Todorova
Acad. M. Popov Institute of Plant Physiology, Bulgarian Academy of Sciences, Acad. G. Bonchev Street, Bldg. 21, 1113 Sofia, Bulgaria

A-06 INTERACTION BETWEEN CHLORSULFURON AND NEW DEVELOPED SAFENER IN Nicotiana tabacum CALLUS CULTURES
Zozikova, E., G. Stoilkova, E. Kotseva, N. Mincheva, P. Yonova
Acad. M. Popov Institute of Plant Physiology, Bulgarian Academy of Sciences, Acad. G. Bonchev Street, Bldg. 21, 1113 Sofia, Bulgaria

A-07 EVIDENCE FOR IN VITRO INTERACTIONS OF CHLORSULFURON AND TWO SAFENERS IN CORN (Zea mays L.)
Stoilkova, G., P. Yonova, N. Mincheva
Acad. M. Popov Institute of Plant Physiology, Bulgarian Academy of Sciences, Acad. G. Bonchev Street, Bldg. 21, 1113 Sofia, Bulgaria

A-08 INFLUENCE OF FLURIDONE ON THE STRUCTURE AND FUNCTION OF PHOTOSYNTHETIC APPARATUS
Dankov, K.¹, S. Ivanov², P. Kerchev², M. Busheva¹, E. Apostolova¹
¹Institute of Biophysics, Bulgarian Academy of Sciences, Acad. G. Bonchev Street, Bldg. 21, 1113 Sofia, Bulgaria
²Acad. M. Popov Institute of Plant Physiology, Bulgarian Academy of Sciences, Acad. G. Bonchev Street, Bldg. 21, 1113 Sofia, Bulgaria

A-09 DO THE CYTOKININS PROVOKE OXIDATIVE STRESS IN TOBACCO SUPERPRODUSER ipt PLANTS?
Yordanova, R.¹, B. Brzobohaty², L. Popova¹
¹Acad. M. Popov Institute of Plant Physiology, Bulgarian Academy of Sciences, Acad. G. Bonchev Street, Bldg. 21, 1113 Sofia, Bulgaria
²Institute of Biophysics AS CR, Kralovopolska 135, CZ-61265 Brno, Czech Republic

A-10 CHANGES IN THE ELECTROPHORETIC PROTEIN AND POLYPEPTIDE PROFILES IN MARROW SEEDS DURING GERMINATION
Mincheva, J., V. Bojinova, D. Nedeva, E. Ananiev
Acad. M. Popov Institute of Plant Physiology, Bulgarian Academy of Sciences, Acad. G. Bonchev Street, Bldg. 21, 1113 Sofia, Bulgaria

A-11 TREATMENT WITH SALICYLIC ACID DECREASES THE EFFECT OF CADMIUM ON PHOTOSYNTHESIS IN MAIZE PLANTS
Krantev, A.¹, R. Yordanova¹, T. Janda², G. Szalai², L. Popova¹
¹Acad. M. Popov Institute of Plant Physiology, Bulgarian Academy of Sciences, Acad. G. Bonchev Street, Bldg. 21, 1113 Sofia, Bulgaria
²Agricultural Research Institute of the Hungarian Academy of Sciences, H-2462, Martonvásár, POB 19, Hungary

Topic B
HEAVY METALS AND STRESS

B-01 THERMOLUMINISCENCE AND FLUORESCENCE INVESTIGATIONS OF Cd TOXICITY ON PSII ACTIVITY IN MAIZE AND PEA PLANTS
Bratanova, K.¹, K. Georgieva¹, J.-M. Ducruet², T. Janda³, L. Maslenkova¹
¹Acad. M. Popov Institute of Plant Physiology, Bulgarian Academy of Sciences, Acad. G. Bonchev Street, Bldg. 21, 1113 Sofia, Bulgaria
²Service de Bioenegetique, Bat 532, INRA/CEA Saclay, 91191 Gif-sur-Yvette cedex, France
³Agricultural Research Institute of the Hungarian Academy of Sciences, H-2462, Martonvasar, POB 19

B-02 CULTIVAR DIFFERENCES IN CADMIUM (109Cd) UPTAKE BY YOUNG PLANTS OF DURUM WHEAT (Triticum durum)
Koleva, L.¹, D. Staneva², T. Bineva², N. Stoeva¹, A. Vassilev¹
¹Dept. Plant Physiology and Biochemistry, Agricultural University of Plovdiv, 12 Mendeleev St., 4000 Plovdiv
²Radioisotope lab, Institute of cryobiology and food technologies, 7 Shousse Bankya St., Sofia

B-03 COINCUBATION SYSTEM Zea mays/Plectonema boryanum REDUCES THE EFFECT OF CD TOXICITY
Chaneva, G., A. Uzunova
Department of Plant Physiology, Faculty of Biology, Sofia University 'St. Kl. Ohridski', 8 Dragan Tzankov Blvd., 1164 Sofia, Bulgaria

B-04 EFFECT OF IN VIVO COPPER TREATMENT ON PHOTOSYNTHETIC ELECTRON TRANSFER IN TWO BARLEY (Hordeum vulgare) CULTIVARS WITH DIFFERENT TOLERANCE TO HEAVY METAL STRESS
Bratanova, K.¹, M. Merakchiyska¹, D. Stefanov¹, Yu. Stoynova², S. Paunova¹, L. Maslenkova¹
¹Acad. M. Popov Institute of Plant Physiology, Bulgarian Academy of Sciences, Acad. G. Bonchev Street, Bldg. 21, 1113 Sofia, Bulgaria
²Institute of Genetics, Bulgarian Academy of Sciences, Sofia, Bulgaria

B-05 Cu-TOXICITY IN PEA PLANTS AND PROHEXADIONE-Ca EFFECTS. I. STRESS MARKERS AND DEFENCE ENZYMES
Moskova, I.¹, D. Todorova¹, I. Sergiev¹, S. Ivanov¹, V. Alexieva¹, H. V. Onckelen²
¹Acad. M. Popov Institute of Plant Physiology, Bulgarian Academy of Sciences, Acad. G. Bonchev Street, Bldg. 21, 1113 Sofia, Bulgaria
²University of Antwerpen, Groenenborgerlaan, 171, B-2020 Antwerpen, Belgium

B-06 Cu-TOXICITY IN PEA PLANTS AND PROHEXADIONE-Ca EFFECTS. II. CHANGES IN ENDOGENOUS POLYAMINES
Todorova, D.¹, L. Brankova¹, I. Sergiev¹, V. Alexieva¹, H. V. Onckelen²
¹Acad. M. Popov Institute of Plant Physiology, Bulgarian Academy of Sciences, Acad. G. Bonchev Street, Bldg. 21, 1113 Sofia, Bulgaria
²University of Antwerpen, Groenenborgerlaan, 171, B-2020 Antwerpen, Belgium

B-07 ACTION OF Cu2+ ON THE RED MICROALGA Rhodella reticulata
Toncheva-Panova, T., M. Merakchiyska, J. Ivanova, M. Sholeva, S. Paunova
Acad. M. Popov Institute of Plant Physiology, Bulgarian Academy of Sciences, Acad. G. Bonchev Street, Bldg. 21, 1113 Sofia, Bulgaria

B-08 PROTECTIVE EFFECT OF BIOMIN AGAINST HEAVY METALS IN DIFFERENT LINES OF TRITICALE
Sergiev, I.¹, N. Galantsova¹, S. Kamenova¹, I. Vassileva², P. Balevska², I. Moskova¹, D. Todorova¹, V. Alexieva¹
¹Acad. M. Popov Institute of Plant Physiology, Bulgarian Academy of Sciences, Acad. G. Bonchev Street, Bldg. 21, 1113 Sofia, Bulgaria
²Acad. D. Kostoff Institute of Genetics, Bulgarian Academy of Sciences, Tsarigradsko shosse, 13 km, 1113 Sofia, Bulgaria

B-09 EFFECT OF COPPER EXCESS ON C3 AND C4 PLANTS
Uzunova, A., G. Chaneva
Department of Plant Physiology, Faculty of Biology, Sofia University 'St. Kl. Ohridski', 8 Dragan Tzankov Blvd., 1164 Sofia, Bulgaria

B-10 EFFECT OF HEAVY METALS POLLUTION ON SOME BIOCHEMICAL FEATURES OF SILVER FIR (Abies alba Mill)
Dimova-Terziivanova, S.¹, M. Gjuzeleva², M. Dontcheva²
¹Acad. M. Popov Institute of Plant Physiology, Bulgarian Academy of Sciences, Acad. G. Bonchev Street, Bldg. 21, 1113 Sofia, Bulgaria
²Forest University, Sofia

B-11 CYTOLOGICAL EVIDENCE OF A ROLE OF SILICON IN MAIZE RESISTANCE TO MANGANESE TOXICITY
Dikova, R., Z. Stoyanova, S. Doncheva
Acad. M. Popov Institute of Plant Physiology, Bulgarian Academy of Sciences, Acad. G. Bonchev Street, Bldg. 21, 1113 Sofia, Bulgaria

Topic C
MINERAL NUTRITION AND STRESS

C-01 EFFECTS OF COMBINED INOCULATION OF PEA PLANTS WITH ARBUSCULAR MYCORRHIZAL FUNGI AND Rhizobium ON NODULE FORMATION AND NITROGEN FIXING ACTIVITY
Stancheva, I., M. Geneva, G. Zehirov, G. Tsvetkova, M. Hristozkova, G. I. Georgiev
Acad. M. Popov Institute of Plant Physiology, Bulgarian Academy of Sciences, Acad. G. Bonchev Street, Bldg. 21, 1113 Sofia, Bulgaria
E-mail: ira_stancheva@abv.bg

C-02 ROLE OF FLAVONOIDS ON NODULATION AND OF PEA PLANTS (Pisum sativum L.)
Tsvetkova, G., T. Teofilova, G. I. Georgiev
Acad. M. Popov Institute of Plant Physiology, Bulgarian Academy of Sciences, Acad. G. Bonchev Street, Bldg. 21, 1113 Sofia, Bulgaria

C-03 RESPONSE OF INOCULATED PEA PLANTS (Pisum sativum L.) TO ROOT AND FOLIAR FERTILIZER APPLICATION WITH REDUCED MOLYBDENUM CONCENTRATION
Hristozkova, M., I. Stancheva, M. Geneva, G. I. Georgiev
Acad. M. Popov Institute of Plant Physiology, Bulgarian Academy of Sciences, Acad. G. Bonchev Street, Bldg. 21, 1113 Sofia, Bulgaria

C-04 CHEMICAL FORMS OF COPPER AFFECT DIFFERENTLY THE GROWTH AND STRESS RESPONES OF IRON-DEFICIENT CUCUMBER PLANTS
Boycheva, S., N. Babalakova
Acad. M. Popov Institute of Plant Physiology, Bulgarian Academy of Sciences, Acad. G. Bonchev Street, Bldg. 21, 1113 Sofia, Bulgaria
E-mail: nadejda@obzor.bio21.bas.bg

C-05 EFFECT OF IRON SUPPLY ON THE GROWTH AND PHOTOSYSTEM II EFFICIENCY IN PEA PLANTS
Nenova, V., A. Trifonova
Acad. M. Popov Institute of Plant Physiology, Bulgarian Academy of Sciences, Acad. G. Bonchev Street, Bldg. 21, 1113 Sofia, Bulgaria

Topic D
DROUGHT, DESSICATION AND TEMPERATURE STRESS

D-01 EFFECT OF DESICCATION AND REHYDRATION ON PHOTOSYNTHETIC REACTIONS OF H. rhodopensis AND SPINACH LEAVES MONITORED BY NONINVASIVE OPTICAL METHODS
Peeva, V.¹, L. Maslenkova¹, J.-M. Ducruet²
¹Acad. M. Popov Institute of Plant Physiology, Bulgarian Academy of Sciences, Acad. G. Bonchev Street, Bldg. 21, 1113 Sofia, Bulgaria
²Service de Bioenegetique, Bat 532, INRA/CEA Saclay, 91191 Gif-sur-Yvette cedex, France

D-02 COMPARATIVE STUDY ON THE CHANGES IN PHOTOSYNTHETIC ACTIVITY OF THE HOMOIOCHLOROPHYLLOUS DESICCATION-TOLERANT Haberlea rhodopensis AND DESICCATION-SENSITIVE SPINACH LEAVES DURING DESICCATION AND REHYDRATION
Georgieva, K.¹, L. Maslenkova¹, V. Peeva¹, Yu. Markovska², Z. Tuba³
¹Acad. M. Popov Institute of Plant Physiology, Bulgarian Academy of Sciences, Acad. G. Bonchev Street, Bldg. 21, 1113 Sofia, Bulgaria
²Faculty of Biology, Sofia University, 8 Dragan Tsankov Blvd, 1164 Sofia, Bulgaria
³Szent Istvan University, Department of Botany and Plant Physiology, Faculty of Agriculture and Environmental Sciences, Godollo, H-2103, Godollo, Hungary

D-03 PROTEOLYTIC ACTIVITY IN WHEAT LEAVES AFTER DROUGHT AND RECOVERY
Simova, L.¹, V. Vassileva¹, T. Petrova², N. Tsenov², K. Demirevska¹, U. Feller³
¹Acad. M. Popov Institute of Plant Physiology, Bulgarian Academy of Sciences, Acad. G. Bonchev Street, Bldg. 21, 1113 Sofia, Bulgaria
²Dobrudja Agricultural Institute, General Toshevo, Bulgaria
³Institute of Plant Sciences, University of Bern, CH-3013 Bern, Switzerland

D-04 DROUGHT-INDUCED CHANGES IN CHLOROPHYLL FLUORESCENCE OF SUNFLOWER PLANTS
Zlatev, Z., N. Stoeva, M. Berova
Department of Plant Physiology and Biochemistry, Agricultural University - Plovdiv, 12 Mendeleev St., 4000 Plovdiv, Bulgaria

D-05 PHOTOSYNTHESIS AND PHOTOINHIBITION IN POTATO AND TOBACCO PLANTS GROWN AT LOW NIGHT TEMPERATURE
Tsonev, T.¹, V. Velikova¹, K. Georgieva¹, H. G. Jones²
¹Acad. M. Popov Institute of Plant Physiology, Bulgarian Academy of Sciences, Acad. G. Bonchev Street, Bldg. 21, 1113 Sofia, Bulgaria
²University of Dundee, Division of Environmental and Applied Biology, Dundee, UK

D-06 CARBONIC ANHYDRASE RESPONSE TO COMBINED STRESS OF LOW TEMPERATURE AND LOW pH ON THE SOIL IN WINTER WHEAT PLANTS
Lazova, G., V. Baydanova, R. Vunkova-Radeva
Acad. M. Popov Institute of Plant Physiology, Bulgarian Academy of Sciences, Acad. G. Bonchev Street, Bldg. 21, 1113 Sofia, Bulgaria

D-07 DIURNAL RHYTHM OF LEAF NR ACTIVITY AS AFFECTED BY COLD ACCLIMATION AND MOLYBDENUM DEFICIENCY IN WINTER WHEAT
Yaneva, I., V. Baydanova, R. Vunkova-Radeva
Acad. M. Popov Institute of Plant Physiology, Bulgarian Academy of Sciences, Acad. G. Bonchev Street, Bldg. 21, 1113 Sofia, Bulgaria

D-08 ANTIOXIDATIVE DEFENSE IN WINTER PLANTS UNDER LOW TEMPERATURE STRESS
Apostolova, P., I. Yaneva
Acad. M. Popov Institute of Plant Physiology, Bulgarian Academy of Sciences, Acad. G. Bonchev Street, Bldg. 21, 1113 Sofia, Bulgaria

D-09 INFLUENCE OF FREEZING TEMPERATURE AND LOW SOIL pH OVER FREEZING TOLERANCE IN WINTER WHEAT PLANTS
Stroumin, P.¹, F. Bittner², R. Mendel², R. Vunkova-Radeva¹
¹Acad. M. Popov Institute of Plant Physiology, Bulgarian Academy of Sciences, Acad. G. Bonchev Street, Bldg. 21, 1113 Sofia, Bulgaria
²Department of Plant Biology, Technical University, Spielmannstrasse 7, D-38106 Braunschweig, Germany

D-10 DETECTION OF THE VARIETAL PURITY IN BARLEY SEED LOTS BY ELECTROPHORETIC PROTEIN AND ENZYME PROFILES
Mincheva, J., V. Bojinova, D. Nedeva, D. Valcheva
Acad. M. Popov Institute of Plant Physiology, Bulgarian Academy of Sciences, Acad. G. Bonchev Street, Bldg. 21, 1113 Sofia, Bulgaria

D-11 PHYSIOLOGICAL AND BIOCHEMICAL CHARACTERIZATION OF ANTARTIC MICROALGA Choricystis minor DURING OXIDATIVE STRESS
Pouneva, I.¹, R. Zidarova², K. Bratanova¹
¹Acad. M. Popov Institute of Plant Physiology, Bulgarian Academy of Sciences, Acad. G. Bonchev Street, Bldg. 21, 1113 Sofia, Bulgaria
E-mail: ipuneva@bio.bas.bg
²University of Sofia, Faculty of Biology, Department of Botany, 8, Dr.Tzankov Blvd, 1164 Sofia, Bulgaria

D-12 LIPIDS OF Arthronema africanum STRAINS FROM EXTREME HABITATS
Iliev, I.¹, G. Petkov¹, S. Furnadzhieva¹, R. Andreeva¹, J. Lukavsky²
¹Acad. M. Popov Institute of Plant Physiology, Bulgarian Academy of Sciences, Acad. G. Bonchev Street, Bldg. 21, 1113 Sofia, Bulgaria
²Institute of Botany, Aademy of Sciences of the Czech Republic, Centre of Phycology

Topic E
SALINITY, RADIATION AND OTHER STRESSES

E-01 PRE-TREATMENT WITH H2O2 INDUCES SALT TOLERANCE IN BARLEY SEEDLINGS
Fedina, I.¹, D. Nedeva¹, N. Cicek²
¹Acad. M. Popov Institute of Plant Physiology, Bulgarian Academy of Sciences, Acad. G. Bonchev Street, Building 21, Sofia 1113, Bulgaria
²Hacettepe University, 06800 Beytepe, Ankara, Turkey

E-02 MODIFICATIONS IN PLANT TRANSFER RNA AT NORMAL AND STRESS CONDITIONS
Atanasova, L.
Acad. M. Popov Institute of Plant Physiology, Bulgarian Academy of Sciences, Acad. G. Bonchev Street, Bldg. 21, 1113 Sofia, Bulgaria

E-03 EFFECT OF SOIL SALINITY ON THE LIPID COMPOSITION OF HALOPHYTE PLANTS FROM THE SAND BAR OF POMORIE
Ivanova, A.¹, J. Nechev², K. Stefanov²
¹Acad. M. Popov Institute of Plant Physiology, Bulgarian Academy of Sciences, Acad. G. Bonchev Street, Bldg. 21, 1113 Sofia, Bulgaria
²Institute of Organic Chemistry with Centre of Phytochemistry, Bulgarian Academy of Sciences, 1113 Sofia, Bulgaria

E-04 TWO PEA VARIETIES DIFFER IN CYTOKININ LEVELS AND CKX RESPONSE TO UV-B RADIATION
Vaseva-Gemisheva, I.¹, D. Todorova¹, J. Malbeck², A. Travnickova², I. Machackova², E. Karanov¹
¹Acad. M. Popov Institute of Plant Physiology, Bulgarian Academy of Sciences, Acad. G. Bonchev Street, Bldg. 21, 1113 Sofia, Bulgaria
²Institute of Experimental Botany CAS, Rozvojov? 135, 165 02 Prague 6 – Lysolaje, Czech Republic

E-05 EARLY ACCLIMATION CHANGES IN THE PHOTOSYNTHETIC APPARATUS OF BEAN PLANTS EXPOSED TO ELEVATED CO2 CONCENTRATION UNDER HIGH TEMPERATURE AND LIGHT INTENSITY
Lambreva, M., T. Tsonev
Acad. M. Popov Institute of Plant Physiology, Bulgarian Academy of Sciences, Acad. G. Bonchev Street, Bldg. 21, 1113 Sofia, Bulgaria

E-06 BIODIVERSITY AND PHYLOGENETIC RELATIONSHIP IN WILD TOMATOES [Solanum L. SECTION Lycopersicon (Mill.) Wettst.] STUDIES ON PHOTOSYNTHETIC ELECTRON TRANSPORT
Stefanov, D.¹, B. Ivanova², V. Sotirova²
¹Acad. M. Popov Institute of Plant Physiology, Bulgarian Academy of Sciences, Acad. G. Bonchev Street, Bldg. 21, 1113 Sofia, Bulgaria
²Acad. D. Kostoff Institute of Genetics, Bulgarian Academy of Sciences, Tsarigradsko shosse, 13 km, 1113 Sofia, Bulgaria

E-07 INFLUENCE OF BEECH WEEVIL (Orchestes fagi L.) ON SOME PHYSIOLOGICAL FUNCTIONS OF Fagus sylvatica
Miteva, L.¹, P. Dimitrova², S. Ivanov¹, E. Ivanova¹, P. Kerchev¹, I. Sergiev¹, D. Ovcharov², V. Alexieva¹
¹Acad. M. Popov Institute of Plant Physiology, Bulgarian Academy of Sciences, Acad. G. Bonchev str., bl.21, 1113, Sofia, Bulgaria
²University of Forestry, Department of Ecology and Landscape Architecture, Blvd. ‘Kliment Ohridski’ 10, Sofia 1756, Bulgaria
E-mail: petiape@yahoo.com