Vol 40, No 4 (1971)

Table of Contents

Fine structure of lipotubuloids (elaioplasts) in Ornithogalum umbellatum in the course of their development
M. Kwiatkowska
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529-537
Resin acids as the potential growth-affecting component of pine oleoresin
T. J. Wodzicki, Alina B. Grodek, S. Zajączkowska
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539-548
Fine structure of kinetin-treated protonema and kinetin-induced gametophore buds in Funaria hygrometrica
F. Młodzianowski, A. Szweykowska
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549-555
The effects of calcium to magnesium ratio on the increments of dry weight and protein content in tomatoes
J. Buczek, K. Leonowicz-Babiak
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557-567
The anatomical structure of the common fir (Abies alba Mill.) bark. II. Quantitative changes in bark tissues within the stem
W. O. Golinowski
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569-598
Changes in 14CO2 absorption rates by the successive leaves in buckwheat and white mustard plants of various ages
B. Gej
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599-614
Action of actinomycin D on auxin-induced growth of Avena coeleoptile section
J. Buczek
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615-622
Effect of water extract from leaves of Nerium oleander L. on mitosis
J. A. Tarkowska
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623-631
On several stratigraphically important species of sporomorphs occurring in the Keuper of Poland
T. Orłowska-Zwolińska
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633-651
Pattern of 14C-assimilates distribution in relation to their supply and demand in sunflower. Part II
Z. Starck
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653-667
Hamowanie syntezy chlorofilu i RNA w izolowanych liścieniach ogórka przez N-hydroksymocznik [Inhibition of chlorophyll and RNA synthesis by N-hydroxyurea in detached cucumber cotyledons]
A. Rennert, J. S. Knypl
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669-679
Disc electrophoretic study of seed proteins of various Medicago species, Melilotus albus, Trifolium pratense, and T. repens
J. Przybylska, J. Hurich
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681-695