Results 21 to 30 of about 128 (78)

Mariposas diurnas endémicas de la Región Paleártica occidental: patrones de distribución y su análisis mediante parsimonia (Lepidoptera, Papilionoidea) [PDF]

open access: yes, 2003
The geographic distributions of the butterflies endemic to the Western Palaearctic are used to classify operative area units based on an index of association, and on parsimony analyses, and these results are compared.
García-Barros, Enrique
core   +2 more sources

Auswirkungen unterschiedlicher Bewirtschaftungsweisen und Nutzungsintensitäten von Almen auf die Tagfalterfauna im NP Gesäuse [PDF]

open access: yes, 2012
Die größte Gefährdungsursache für Schmetterlinge ist der Verlust von geeigneten Habitaten aufgrund der Intensivierung landwirtschaftlich genutzter Flächen bzw. deren Nutzungsaufgabe. Dieser Prozess macht auch vor Almen nicht halt.
Zöchling, Andreas
core  

Pollinators of some wild and cultivated forage Leguminosae in Central Italy [PDF]

open access: yes, 2016
A research on the pollinators of 62 wilcl ancl cultivatecl Leguminosae has been carriecl out in Central Italy. The most important helpful insects for cross-pollination of the considered species and their representativity have been marked. Further studies
Ricciardelli D'Albore, Giancarlo
core   +2 more sources

Pattern di variazione spaziale in comunità biotiche appenniniche: modelli teorici e implicazioni conservazionistiche [PDF]

open access: yes, 2023
The Apennines are characterized by the presence of a double stress gradient, with lowlands subject to high temperatures and pronounced aridity in summer, and high altitudes to very low temperatures in winter.
DI BIASE, LETIZIA
core  

A természet rendje számít: Köszöntjük a 90 éves Borhidi Attila botanikus-akadémikust [PDF]

open access: yes, 2022
Az 1980-as évek végén a JPTE Tanárképző Kar szervezeti és strukturális átalakulás előtt állt. A fő kérdés az volt, mikor és milyen feltételekkel vezethetjük be az egyetemi szintű oktatást és az ezzel szükségszerűen együtt járó tudományos fejlesztéseket ...

core  

Area selection for the conservation of butterflies in the Iberian Peninsula and Balearic Islands [PDF]

open access: yes, 2007
Coverage provided by the network of protected areas in the Iberian Peninsula and Balearic Islands was tested by measuring the coincidence between the squares protected by the network and the butterfly species recorded for such UTM grid squares.
García-Barros, E.   +2 more
core  

Ecological and evolutionary facets of biodiversity. The Second Interdisciplinary Symposium, 28-30 September 2017, Cluj-Napoca, Romania [PDF]

open access: yes, 2017
Ecological and evolutionary facets of biodiversity. The Second Interdisciplinary Symposium, 28-30 September 2017, Cluj-Napoca, Romania.
authors, multiple
core   +1 more source

Biodiversity under climate change: biogeography, prospects and conservation opportunities [PDF]

open access: yes, 2018
Global climate change is one of the largest threats faced by biodiversity globally, with a wide range of impacts already observed and greater impacts projected to occur by the end of this century. Early identification of which species are most threatened
Wheatley, Christopher John
core  

Tracking butterflies for effective conservation [PDF]

open access: yes, 2014
Dit proefschrift bestaat uit drie delen: het volgen van veranderingen in de verspreiding van vlinders, het volgen van veranderingen in de populatiegrootte van vlinders en hoe deze kennis te gebruiken voor hun ...
Swaay, C.A.M., van
core   +1 more source

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