Vol. 49 No. 1-2 (2005)

Articles

• After-effect of heavy metal pollution in a brown forest soil

  Gabriella Máthé-Gáspár

  71-72

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• Effects of supplemental UV-B radiation on photosynthesis performance and UV-B absorbing compounds in leaves of two oak species

  Ilona Mészáros

  165-166

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• Induction of hypersensitive necrosis at high temperatures by generation of reactive oxygen forms in virus resistant tobacco

  Lóránt Király

  85-87

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• Mechanism of paraquat resistance – from the antioxidant enzymes to the transporters

  Zoltán Szigeti

  177-179

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• Nitric oxide production induced by heavy metals in Brassica juncea L. Czern. and Pisum sativum L.

  Bernadett Bartha, Zsuzsanna Kolbert, László Erdei

  9-12

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• Greenhouse testing of new wheat cultivars compared to those with known drought tolerance

  László Gáspár

  97-98

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• Reaction centers in lipids

  Márta Dorogi

  195-197

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• Effects of drought on thermal stability of photosynthetic apparatus in bread wheat and in Aegilops species originating from various habitats

  Sándor Dulai

  215-217

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• Effects of ROS progenitors on the sporophytic development of maize microspores

  Helga Ambrus

  25-28

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• Importance of the supraoptimal radiance supply and sunburn effects on apple fruit quality

  József Racskó, Zoltán Szabó, József Nyéki

  111-114

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• Light response of the chlorophyll fluorescence parameters and partitioning of absorbed light energy in wild type and npq4 mutant of Arabidopsis thaliana

  Zsuzsanna Várkonyi

  229-232

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• The effect of cyanobacterial compounds on the organogenesis of pea cultured in vitro

  Zoltán Molnár, Vince Ördög

  37-38

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• Some biochemical changes in pear fruit tissue induced by Erwinia aymlovora

  Krisztina Honty

  127-129

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• Effect of osmotic stress on antioxidant enzyme activities in transgenic wheat calli bearing MsALR gene

  Jolán Csiszár

  49-50

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• Comparison of carbon dioxide fluxes over sandy grassland vegetation as measured by the eddy-covariance technique and by open system chamber

  János Balogh

  143-145

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• Mycorrhizal functioning as part of the survival mechanisms of barley (Hordeum vulgare L) at long-term heavy metal stress

  Borbála Biró

  65-67

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• Photosynthetic acclimation to light of the three taxa of a Primula vulgaris x P. veris hybrid zone in the Bakony mountains

  Anna Medvegy, Katalin Kálmán, Endre Lehoczki

  157-159

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• Phytoremediation of heavy metal pollution: a case study

  Ágnes Vashegyi

  77-79

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• Investigation of the homoiochlorophyllous desiccationtolerant dicot Haberlea rhodopensis Friv. during dessication and rehydration

  Evelin Ramóna Péli

  173-174

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• Inactivation of KAT1 channel of guard cells at submillimolar concentrations of external potassium

  Ferenc Horváth

  3-5

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• Effect of zirconium chelate on cadmium stressed wheat (Triticum aestivum L. MV.20) seedlings

  Marietta Fodor, Attila Hegedűs, Éva Stefanovits-Bányai

  93-94

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• Unstable semiquinone in photosynthetic reaction center

  László Gerencsér, Péter Maróti

  187-190

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• Molecular background of self-incompatibility in apricot

  Júlia Halász, Attila Hegedűs, Andrzej Pedryc

  21-22

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• Effect of low-concentration stressors on the senescence of detached barley leaves

  Mariann Mayer, Péter Nyitrai, Áron Keresztes

  105-106

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• Chlorophyll fluorescence quenching analysis of Solanum nigrum in relation to water deficit

  Szilvia Bajkán, Gyula Váradi, Endre Lehoczki

  207-209

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• Preliminary studies on some chlorophyll fluorescence parameters in Crassulaceae species of different leaf characters under water stress

  Tamás Rózsavölgyi, Endre Lehoczki, Erzsébet Mihalik

  223-225

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• Genetic transformation of barley to modify expression of a 13-lipoxygenase

  Vijendra K. Sharma

  33-34

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• Presumable protective role of peroxidase and polyphenol oxidase enzymes against freezing stress in peach (Prunus persica /L./ Batsch)

  László Szalay, Attila Hegedűs, Éva Stefanovits-Bányai

  121-122

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• Determination of fully N-methylated compound in different cabbage and beetroot varieties

  Éva Sárdi, Enikő Tordai

  43-45

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• Aspects of in situ, in vitro germination and mycorrhizal partners of Liparis loeselii

  Zoltán Illyés, Szabolcs Rudnóy, Zoltán Bratek

  137-139

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• What is the crucial difference between the metabolic consequences of cadmium and zinc treatment of the plants?

  Attila Hegedűs

  55-60

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• Effects of supplemental UV-B radiation on the photosynthesis — physiological properties and flavonoid content of beech seedlings (Fagus sylvatica L.) in outdoor conditions

  Réka Láposi

  151-153

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• Study of phytoremediation by use of willow and rape

  Gabriella Máthé-Gáspár, Attila Anton

  73-74

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• Drought-driven respond of fast and slow growing components of an adapted clover Rhizobium strain

  Péter Pacsuta, László Ködöböcz, Borbála Biró

  167-169

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• Relationship between H2O2-detoxification, tolerance to H2O2 and virulence of some phytopathogenic bacteria

  András Künstler

  89-90

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• Alternative electron donors to photosystem II play an important role in the reduction of the electron transport chain in heat-treated barley leaves

  Szilvia Zita Tóth

  181-183

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• Generation of nitric oxide in roots of Pisum sativum, Triticum aestivum and Petroselinum crispum plants under osmotic and drought stress

  Zsuzsanna Kolbert, Bernadett Bartha, László Erdei

  13-16

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• Heavy metal detoxification by organic acids in barley seedlings

  Ildikó Jócsák, György Végvári, Magdolna Droppa

  99-101

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• The role of the FtsH protease in the repair of Photosystem II after damage by UV-B radiation in Synechocystis 6803

  Otilia Cheregi

  199-201

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• Dynamic interconversion and phototransformation processes of protochlorophyllide complexes during greening

  Annamária Kósa, Béla Böddi

  219-220

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• Investigation of the starch-binding properties of wheat friabilin

  István Csóti

  29-30

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• Adaptive responses to high salinity of two subspecies of Aster tripolium on different nitrogen sources

  Bernadett Sági, László Erdei

  115-116

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• Microalgal and cyanobacterial extracts in the tissue cultures of higher plants (pea, tobacco, beet)

  Zoltán Molnár, Vince Ördög

  39-40

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• Carbon balance of Hungarian grasslands in years with contrasting weather conditions

  Zoltán Nagy

  131-132

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• Experimental system for studying long-term drought stress adaptation of wheat cultivars

  Mária Secenji, Ágnes Lendvai, Zsuzsa Hajósné, Dénes Dudits, János Györgyey

  51-52

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• Parthenogenetic capability of three species in Poa pratensis L. aggregation

  Zsuzsanna K. Szabó, Mária Papp

  147-148

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• Phytoremediation study: factors influencing heavy metal uptake of plants

  Gabriella Máthé-Gáspár, Attila Anton

  69-70

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• Photosynthetic and morphological characters of leaves of the annual and biennial Salvia sclarea biotypes

  Erzsébet Mihalik

  161-163

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• The use of the reed (Phragmites australis) in wastewater treatment on constructed wetlands

  Csilla Todorovics, Tamás M. Garay, Zoltán Bratek

  81-83

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• Variation in ecophysiological traits of dominant species in open and closed stands of a semiarid sandy grassland

  Szilvia Veres

  175

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• Nitric oxide modifies photosynthetic electron transport in pea leaves

  Barnabás Wodala

  7-8

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• Changes of glutathione S-transferase activities and gene expression in Triticum aestivum during polyethylene-glycol induced osmotic stress

  Ágnes Gallé

  95-96

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• Role of transporters in the mechanism of paraquat resistance of horseweed (Conyza canadensis (L.) Cronq.)

  Vilmos Soós

  191-193

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• Effects of cellulase-containing enzymes on auxin heterotrophic and autotrophic tobbaco tissue cultures

  Margit Szabó

  23-24

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• Response of rice seedlings to aluminium stress with varying phosphate supplies

  Attila Pécsváradi

  107-109

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• Water relations and photosynthetic responses of Kékfrankos grapevine (Vitis vinifera L.) in two terroirs with different ecological conditions

  Zsolt Zsófi, Péter Bíró, Borbála Bálo

  211-213

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• The effect of prolonged etiolation inside the cabbage (Brassica oleracea L. cv. capitata) head and the greening of the different leaf layers

  Katalin Solymosi

  227-228

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• Studies on chloroplast and nuclear rDNA in hexaploid bread wheat and its relatives

  Szabolcs Rudnóy

  35-36

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• Role of salicylic acid pre-treatment on the acclimation of tomato plants to salt- and osmotic stress

  Ágnes Szepesi

  123-125

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• Effect of salt stress on the endogenous salicylic acid content in maize (Zea mays L.) plants

  Gabriella Szalai, Emil Páldi, Tibor Janda

  47-48

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• Photosynthetic responses to drought stress in different Aegilops species

  István Molnár

  141-142

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• Protective effects of phosphonomethyl-sarcosine against the copper and cadmium induced inhibition of leaf development in poplar

  Sándor Kovács

  61-63

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• Photosynthetic responses in the inducible mechanisms of desiccation tolerance of a liverwort and a moss

  Marianna Marschall, Richard Peter Beckett

  155-156

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• Phytoremediation as a program for decontamination of heavy-metal polluted environment

  László Erdei

  75-76

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• Morphological and flavonoid pattern variations within some Euphorbia cyparissias L. populations

  Nóra Papp

  171-172

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• Preface

  László Erdei

  1-2

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• Changes of antioxidants following powdery mildew infection of near-isogenic barley lines carrying different resistance genes

  Borbála Dorottya Harrach, József Fodor, Balázs Barna

  91-92

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• Tissue- and organ specific plastid differentiation in various plant species

  Béla Böddi

  185-186

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• Detection of high molecular weight dsRNA persisting in Dianthus species

  Anita Szegő

  17-19

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• Changes in cyclic hydroxamic acid content of various rye varieties for the effect of abiotic stress

  Peter Makleit

  103-104

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• The response of photosynthesis to water deficit in atrazine-susceptible and resistant biotypes of Solanum nigrum

  Szilvia Bajkán, Gyula Váradi, Endre Lehoczki

  203-205

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• Special features of the greening of Ginkgo biloba L.

  Anna Skribanek, Katalin Solymosi, Béla Böddi

  221-222

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• Proteomic investigation of wheat intercellular washing fluid

  Veronika Pós

  31-32

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• Comparison of the antioxidant capacity in cold-treated recombinant wheat lines

  Alexandra Soltész

  117-119

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• "In vitro" medium term preservation of different romanian landraces

  Dorica Botau, Marcel Danci, Oana Danci

  41-42

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• Effects of different land use change on temperate seminatural grasslands

  Szilárd Czóbel

  133-135

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• Investigation of antioxidant activity in maize during low temperature stress

  Tibor Janda

  53-54

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• Variability of leaf growth characteristics in the canopy of sessile oak and Austrian oak

  Péter Koncz

  149-150

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