Vol 61, No 2 (1992)

Table of Contents

The metabolism of aged seeds. The involvement of the pentose phosphate pathway in respiration in germinating rye grains of various ages
Kazimierz Zalewski
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167-175
The activity of acid phosphatase and the level of storage proteins during the early stages of germination of Lupinus luteus L. and Lupinus angustifolius L. seeds
Mariusz Olczak, Ewa Nizioł, Wiesława Widłak, Bronisława Morawiecka
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177-185
The effect of endo- and exogenous factors on growth and maturation of oilseed rape (Brassica napus cv. Jet Neuf) siliques cultured in vitro
Lucyna Drozdowska, Małgorzata Ulanowska, Janina Rogozińska
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187-196
Influence of sugars on the reddening of triturated florets of dyer's saffron flowers
Koshi Saito
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197-202
The metabolism of aged seeds. The formation of polyribosomes in germinating field bean ( Vicia faba sp. minor) seeds of different ages
Kazimierz Zalewski
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203-210
Endogenous oscillations of electric potential difference in the cambial region of the pine stem. I. General characteristics of the oscillations
Wojciech Kurek
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211-220
Endogenous oscillations of electric potential difference in the cambial region of the pine stem. II. Possible involvement of the oscillations in xylogenesis
Wojciech Kurek
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221-230
Investigations on carotenoids in lichens. XXXII. Carotenoids occurring in the thalli of lichens from Kenya (Equatorial Africa)
Bazyli Czeczuga, Roland Moberg, Vagn Alstrup
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231-239
Influence of different spectral ranges of light and Ca2+ -channel blockers on Ca2+ and K+ levels in Phaseolus coccineus L. pulvini
Jan Białczyk, Zbigniew Lechowski
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241-252
Acid phosphatase activity in mycorrhizal and non-mycorrhizal Scots pine seedlings in relation to nitrogen and phosphorus nutrition
Barbara Kieliszewska-Rokicka
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253-264
A comparison between Carex arenaria L. and Carex ligerica GAY - sedges from the Arenariae group based on leaf characteristics
Lech Urbaniak
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265-271
The upper beech forest line in the Steneto Biosphre Reserve on the northern slopes of the Stara Planina Mts. (Central Bulgaria)
Stefan Michalik
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273-280
Adaptation of plants to an environment polluted with heavy metals
Danuta M. Antosiewicz
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281-299