Zobrazeno 1 - 10
of 38
pro vyhledávání: '"Leszek Bednorz"'
Autor:
Barbara Gawrońska, Małgorzata Marszałek, Piotr Kosiński, Marek Podsiedlik, Leszek Bednorz, Joanna Zeyland
Publikováno v:
Ecology and Evolution, Vol 13, Iss 9, Pp n/a-n/a (2023)
Abstract Progressive changes in the environment are related to modifications of the habitat. Introducing exotic species, and interbreeding between species can lead to processes that in the case of rare species or small populations threatens their int
Externí odkaz:
https://doaj.org/article/4e6bf817531b46ba8c477bcb7ed9cf74
Autor:
Maciej Bosiacki, Leszek Bednorz, Konstancja Fedeńczak, Tomasz Górecki, Andrzej Mizgajski, Lidia Poniży, Tomasz Spiżewski
Publikováno v:
Agronomy, Vol 11, Iss 9, p 1836 (2021)
The aim of the study was to analyse the quality of soil in urban allotment gardens in the context of the production of home-grown vegetables. The study was conducted on six allotment gardens (31 individual plots) in Gorzów Wielkopolski, a medium-siz
Externí odkaz:
https://doaj.org/article/98e28b1518044c0b800299bb2290111d
Autor:
Leszek Bednorz, Maria Krzakowa
Publikováno v:
Acta Societatis Botanicorum Poloniae, Vol 71, Iss 2, Pp 121-124 (2014)
Dormant buds of individual Sorbus torminalis trees collected from eight Polish populations were tested with horizontal gel electrophoresis according to one locus of PGI enzyme system. Three allozymes of different frequency were identified in each pop
Externí odkaz:
https://doaj.org/article/54c438324df84dac9f5c4e06fb8bec4f
Autor:
Leszek Bednorz, Marek Podsiedlik
Publikováno v:
Acta Agrobotanica, Vol 66, Iss 2, Pp 13-20 (2013)
A study on achene macro- and micromorphological characters of the following five Polish species of the Senecio jacobaea group was carried out by LM and SEM: S. aquaticus (var. aquaticus and var. barbareifolius), S. erucifolius (subsp. erucifolius and
Externí odkaz:
https://doaj.org/article/5806c433907d41bf8359509dc256db7e
Publikováno v:
Acta Agrobotanica, Vol 64, Iss 2, Pp 33-38 (2012)
The paper presents the results of the study on seed morphology of eight following Allium species: A. pyrenaicum Costa & Vayr., A. rotundum L., A. sphaerocephalon L., A. vineale L., A. moly L., A. karataviense Regel, A. fistulosum L. and A. nutans L.
Externí odkaz:
https://doaj.org/article/40b984c78f504fe8936bd8346e6db8fc
Autor:
Dorota Wrońska-Pilarek, Heidemarie Halbritter, Agnieszka Krzymińska, Leszek Bednorz, Jan Bocianowski
Publikováno v:
Acta Scientiarum Polonorum: Hortorum Cultus, Vol 15, Iss 4 (2016)
The pollen morphology of eight species from three subgenera and five sections of the genus Allium L. was studied by LM and SEM (i.e.: A. angulosum, A. carinatum, A. senescens subsp. montanum, A. oleraceum, A. scorodoprasum, A. ursinum, A. victorialis
Externí odkaz:
https://doaj.org/article/583ddf6fab914d1bbc2494e86941e714
Publikováno v:
Acta Societatis Botanicorum Poloniae, Vol 85, Iss 2 (2016)
Twenty-three populations of Senecio erucifolius were sampled to study morphological diversity of the species in Poland. A total of 690 shoots, leaves, capitula, flowers, and fruits were characterized in respect to 27 quantitative traits and were subj
Externí odkaz:
https://doaj.org/article/4be298ba27db4ea69ef0d0091ba4cf65
Publikováno v:
Acta Societatis Botanicorum Poloniae, Vol 73, Iss 4, Pp 293-300 (2011)
This paper presents the results of the study on seed morphology of five Polish species of the genus Sorbus L. (S. aria (L.) Crantz, S. aucuparia L. Emend. Hedl., S. chamaemespilus (L.) Crantz, S. intermedia (Ehrh.) Pers. and S. torminalis (L.) Crantz
Externí odkaz:
https://doaj.org/article/9a7663c21a9548ee94de8f06fcdda0a1
Publikováno v:
Acta Societatis Botanicorum Poloniae, Vol 76, Iss 2, Pp 127-132 (2011)
Erysimum pieninicum (Zapał.) Pawł. (Brassicaceae) is an endemic species, growing only in Pieniny Mts. The aim of the presented work was to investigate its pollen morphology as well as its ultrastructural traits of pericarp and seed-coat. Pollen gra
Externí odkaz:
https://doaj.org/article/131f8caa7d3c497eb2150e7e4e2f7d5c
Autor:
Leszek Bednorz
Publikováno v:
Acta Societatis Botanicorum Poloniae, Vol 75, Iss 3, Pp 233-243 (2011)
This paper presents the results of the study on morphological variability of leaves of a scattered tree species Sorbus torminalis (L.) Crantz) in Poland. The leaves from short- and long shoots were collected from 17 localities widespread within the r
Externí odkaz:
https://doaj.org/article/8d07de98d75645ffacbdb2c0d5fb0d6d