Results 41 to 50 of about 45,595 (174)

Moldau in Polnischen und Ungarischen Politik. Das Treffen in Levoca 1494 [PDF]

open access: yesCodrul Cosminului, 2015
This paper refers to the Polish and Hungarian policy toward Moldova at the turn of 15th and 16th centuries. Different opinions about this policy should have been exposed and discussed during the negotiations in Levoča in 1494.
Niemczyk Katarzyna
doaj  

Alexander von Humboldt und die polnische Wissenschafts- und Kulturwelt

open access: yesHiN - Alexander von Humboldt im Netz. Internationale Zeitschrift für Humboldt-Studien, 2017
Zusammenfassung Alexander von Humboldt war in Polen bereits im ausgehenden 18. Jahrhundert berühmt geworden. Er reiste mehrmals nach Polen und unterhielt Kontakte zu polnischen oder polnischstämmigen Wissenschaftlern.
Izabela Drozdowska-Broering
doaj   +1 more source

Características Morfológicas e Bioquímicas do pólen coletado por cinco espécies de Meliponíneos da Amazônia Central [PDF]

open access: yesActa Amazonica, 2002
Durante um ano, o pólen transportado por Melipona compressipes manaosensis, Melipona seminigra merrillae, Melipona seminigra seminigra, Frieseomelitta sp. e Scaptotrigona sp. foi coletado diretamente das corbículas das operárias.
Antonio Carlos MARQUES-SOUZA   +4 more
doaj   +1 more source

Range‐wide sampling reveals cryptic lineages but largely conserved mycorrhizal associations in the Japanese fairy lantern Thismia kobensis

open access: yesPLANTS, PEOPLE, PLANET, Volume 8, Issue 5, Page 1407-1418, September 2026.
The jewel‐like flowers of Thismia are as rare as they are beautiful, often recorded from only a single site per species. Access to 15 populations of T. kobensis has enabled an uncommon, range‐wide assessment of morphology, genetics, and fungal partners. Our analyses showed that T.
Kenji Suetsugu   +4 more
wiley   +1 more source

Variación anual y estacional del polen de urticaceae en el aire de Sevilla y su relación con los factores meteorológicos [PDF]

open access: yes, 1997
Se presenta un trabajo sobre la aerobiología del polen de Urticaceae en el aire de Sevilla realizado con un captador Cour que ha muestreado la atmósfera de la ciudad desde 1987 hasta 1994.
González Minero, Francisco José   +3 more
core   +1 more source

Polske drømmer, polske skremmebilder

open access: yesArbeiderhistorie
Målet med denne artikkelen er å analysere den norske venstresidens ulike fremstillinger av den polske fagbevegelsen Solidaritet i 1980–81. Hovedkildene er publikasjoner utgitt av de fire partiene på venstresiden, Det norske Arbeiderparti, Sosialistisk ...
Michał Gęsiarz
doaj   +1 more source

Phosphoranaloga von Aminosäuren und Peptiden: Kettenverlängerung von Carbonylverbindungen

open access: yesCHIMIA, 1982
Synthesis of carbonyl compounds 5 involving the Wittig-Horner reaction of diethyl-1-isocyanoalkylphosphonate 1 with carbonyl compounds 2 and subsequent hydrolysis of the vinyl isocyanides 3 formed is reported.
Janusz Rachoń
doaj   +1 more source

On the Verbalization of Space and Direction Concepts

open access: yesGestalt Theory, 2020
The paper deals with selected problems of the verbalization of the concepts “place”, “space” and “direction”, with a special consideration of their successive development in language and in language acquisition. The theoretical background are assumptions
Kotin Michail L.
doaj   +1 more source

Genomic structure and ex situ conservation of the North American grapevine Vitis labrusca

open access: yesPLANTS, PEOPLE, PLANET, Volume 8, Issue 5, Page 1649-1661, September 2026.
The North American wild grapevine species Vitis labrusca is an important source of disease resistance and climate resilience traits for breeding new grapevine cultivars. To ensure its continued use in breeding, V. labrusca must be accurately identified and genetically diverse material must be conserved.
Zoë Migicovsky   +18 more
wiley   +1 more source

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