Rocznik Naukowo-Dydaktyczny: Recent submissions
Now showing items 2741-2760 of 3302
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Mitoza w komórkach merystematycznych oktoploidalnych form Triticale (Pszenżyto)
(1970)The obtained results of cytological investigation into the process of mitotic division in the vertical merystems of Triticale roots have led up to the conclusion that these specimens are aneusomatically differentiated. ... -
Mejoza oraz rozwój gametofitu diploidalnych i autotetraploidalnych form Secale Vavilovii Grossh
(1970)As shown by the results of our redearch, meiosis in the cells of sporogenous anthers and ovules of the diploid forms of S. Vavilovii generally follows a regular course; which leads up to the formation of spores with a ... -
Naturalne i syntetyczne poliploidy w świecie roślin (materiały pomocnicze do realizacji programu nauczania biologii w kl.IV Liceum Ogólnokształcącego)
(1970)The article deals with the cytological characteristics of the different types of natural poliploids and with their ecological and geographical differentiation, as well aa with the typical mechanisms of their multiplication. ... -
Osiągnięcia cytogenetyki w hodowli zbóż
(1970)The first part of the article presents the ways by which presumably the different species and varieties of corn have originated in nature. An essential part in the evolution of corn crops was performed by cross-fertilization, ... -
Rola światła w procesie kiełkowania nasion i zarodników
(1970)In the paper the author has presented data relating to the effect light on the germination of seeds and spores of moss and fern. He has diascussed the operation of light against the background of the metabolic processes ... -
Rocznik Naukowo-Dydaktyczny. Z. 39. Prace Botaniczne 2
(Wydawnictwo Naukowe Wyższej Szkoły Pedagogicznej, Kraków, 1970) -
Z problematyki afazji mieszanej
(1970) -
Poznawcza wartość synonimu
(1970) -
Rocznik Naukowo-Dydaktyczny. Z. 38. Prace Językoznawcze 1
(Wydawnictwo Naukowe Wyższej Szkoły Pedagogicznej, Kraków, 1970) -
Wybrane zagadnienia z zakresu preparowania zwierząt kręgowych
(1970)The article describes how certain preparations of vertebrates are made, mostly entire preparations as well as dry ones, such as, e.g., fish scale, dry skin preparations of reptiles, amphibians and mammals, as well as ... -
Charakterystyka morfologiczna i biologia salamandry plamistej (Salamandra Salamandra L.)
(1970)The article presents the morphological characteristics and the occurence of adult specimens of spotted salamander (Salamandra salamandra L.). On material derived from the publications on the subject as well as from the ... -
Fauna Bałtyku na tle jego historii
(1970)The paper, which deals with the fauna of the Baltic Sea and its history, consists of four chapters: I - the history of the Baltic Sea from the Barrier Lake, through the Yoldia Sea, the Ancylus Lake, and the Litoryne ...