Vol 76, No 1 (2007)

Table of Contents

Somatic embryogenesis of selected coniferous tree species of the genera Picea, Abies and Larix
Krystyna Bojarczuk, Teresa Hazubska-Przybył, Krystyna Szczygieł
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7-15
Localizatlon of expansin-like protein in apoplast of pea (Pisum sativum L.) root nodules during interaction with Rhizobium leguminosarum bv. viciae
Marzena Sujkowska, Wojciech Borucki, Władysław Golinowski
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17-26
Vertical variability of selected macrostructural properties of juvenile wood organization in trunks of Scots pine (Pinus sylvestris L.) trees
Arkadiusz Tomczak, Witold Pozdrowski, Tomasz Jelonek, Ireneusz Stypuła
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27-33
Characteristics of achenes in Potentilla collina group (Rosaceae)
Jeremi Kołodziejek, Barbara Gabara
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35-42
The effect of triazine - and urea - type herbicides on photosynthetic apparatus in cucumber leaves
Jolanta Jerzykiewicz, Grażyna Kłobus
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43-47
Lipid peroxidation in plant cells, its physiological role and changes under heavy metal stress
Ewa Skórzyńska-Polit
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49-54
Fungi and minerals occurring in heartwood discolorations in Ouercus robur trees
Krystyna Przybył
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55-60
Utilization of the invasive plant Impatiens parviflora DC. by the snail Columella edentula Draparnaud in oak-hornbeam forests
Renata Piskorz, Maria Urbańska
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61-67
Arbuscular mycorrhiza of plants spontaneously colonizing the soda heap in Jaworzno (southern Poland)
Ewa Gucwa-Przepióra, Janusz Błaszkowski
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69-74
Expansion of the liverwort Tetralophozia setiformis in the Polish Tatra Mts (Western Carpathians)
Piotr Górski
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75-79
Nymphaeetum albae Vollmar 1947 em. Oberd. in Oberd. et al. 1967, a plant association new to Poland
Krzysztof Spałek
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81-84