Results 81 to 90 of about 47,232 (230)

Apomixis in Genista salzmannii DC. (Fabaceae) [PDF]

open access: yes, 1991
Genista apomixis is described for the first time in two populations of Genista salzmannii DC.: the first is diploid and the second one tetraploid. There was no female meiosis and the megaspore mother cell functioned as an unreduced megaspore, which led ...
Diana, Silvana   +1 more
core  

Are integrative systematic tools efficient toward unraveling species diversity with the genus Jania (Corallinaceae, Rhodophyta)?

open access: yesJournal of Phycology, EarlyView.
Abstract The articulated genus Jania currently comprises 54 accepted species, making it the fourth most speciose genus among corallines, following Lithophyllum, Amphiroa, and Lithothamnion. Unlike these other genera, Jania is relatively easy to identify at a generic rank. However, morpho‐anatomical characters are insufficiently discriminant for species
Clio Maridakis   +5 more
wiley   +1 more source

STRATIGRAPHY OF THE CAPORALINO-SANT’ANGELO UNIT: A FAKE JURASSIC-EOCENE SUCCESSION OF THE “ALPINE” CORSICA

open access: yesRivista Italiana di Paleontologia e Stratigrafia, 2012
This paper aims to provide new insights on the Caporalino-Sant’Angelo Unit outcropping north of Corte, in the Caporalino-Omessa area (NE Corsica). It belongs to the stack of the units from the “Alpine” Corsica, which overlies the “Hercynian” Corsica ...
ALBERTO PUCCINELLI   +2 more
doaj   +1 more source

Hybridization, polyploidy, and evolutionary transitions between monoecy and dioecy in Bryonia (Cucurbitaceae) [PDF]

open access: yes, 2008
Correns’s 1903 (Berichte der Deutschen Botanischen Gesellschaft 21: 133 – 147) crosses between a monoecious and a dioecious species of Bryonia revealed the simple Mendelian inheritance of dioecy and provided the first instance of an XY sex determination ...
Renner, Susanne S., Volz, Stefanie M.
core   +1 more source

Economic Dependencies and Nationalist Divergences: Public Versus Private Sector Employment and Beyond in Corsican Separatist Nationalism

open access: yesNations and Nationalism, EarlyView.
ABSTRACT Separatist nationalism often persists in divided minority regions where internal factions struggle to agree on governance models, perpetuating conflict and political tension. This article examines the key structural and situational factors driving these divisions in Corsica, focusing on economic dependencies that shape divergent approaches to ...
Durukan Imrie‐Kuzu, Saliha Metinsoy
wiley   +1 more source

Corsican Bronze Age fortifications: settlements, economic centers, and/or power places?

open access: yesIpoTESI di Preistoria
The fortified settlements (casteddi) of the Corsican Bronze Age are among the most defining elements of the island's protohistoric landscape. Their monumentality alone, characterized by massive architecture and remarkable elevations, justifies their ...
Kewin Peche-Quilichini
doaj   +1 more source

Halophilous vegetation of Olbia pond system (NE-Sardinia) [PDF]

open access: yes, 2004
Authors report some results about a phytosociological study concerning the wetlands to the south of Olbia (Gallura, north-eastern Sardinia). Vegetation analysis allowed to detect 21 associations, among them two are new and denominated Halimionio ...
Biondi, Edoardo   +4 more
core  

Claiming the Isle? Islandness and Territorial Demands

open access: yesNations and Nationalism, EarlyView.
ABSTRACT This article explores the relationship between insularity and territorial demands, focusing on whether island territories are more likely to support regionalist and secessionist parties. To address this question, we compare electoral support for such parties across island and mainland territories using a large‐N dataset.
Pau Torres, Marc Sanjaume‐Calvet
wiley   +1 more source

Meteorological time series forecasting based on MLP modelling using heterogeneous transfer functions

open access: yes, 2014
In this paper, we propose to study four meteorological and seasonal time series coupled with a multi-layer perceptron (MLP) modeling. We chose to combine two transfer functions for the nodes of the hidden layer, and to use a temporal indicator (time ...
Muselli, Marc   +4 more
core   +4 more sources

Basic income trials and the politics of scale: A research agenda

open access: yesPolicy Studies Journal, EarlyView.
Abstract The growing popularity of basic income has led to extensive trials of the policy in numerous settings across the world. However, analysis of the politics of basic income, and in particular the political dynamics preceding and resulting from trial programs, lags. In response, we propose a research agenda that uses political scale to investigate
Jurgen De Wispelaere   +2 more
wiley   +1 more source

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