species threatened with extinction
A third of the tropical African flora is potentially threatened with extinction
... of Threatened Species ...of extinction for a species and thereby iden- tify which species are of highest conservation ...identifying species that require special attention when ...
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The paradoxical extinction of the most charismatic animals
... not threatened, and which species are “char- ismatic” remains ...imminent extinction in the ...imminent extinction and do not perceive their urgent need for ...ened species in their ...
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Novitates neocaledonicae X: A very rare and threatened new microendemic species of Acropogon (Malvaceae, Sterculioideae) from New Caledonia
... new species, Acropogon horarius Gâteblé & Munzinger, ...new species, along with a preliminary risk of extinction assessment, which indicates that the species is Critically ...
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Novitates neocaledonicae VI: Acropogon mesophilus (Malvaceae, Sterculioideae), a rare and threatened new species from the mesic forest of New Caledonia
... new species, Acropogon mesophilus Munzinger & Gâteblé (Malvaceae, Sterculioideae), is described from New Caledo- ...This species is endemic to non-ultramafic areas, along the southwestern coast of ...
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Plant species extinction debt in a biodiversity hotspot: community and species approaches
... in threatened ecosystems ...a threatened European bryophyte protected by the Annex II of EU Habitat Directive, the Annex I of Bern Conven- tion and is a Natura 2000 priority ...patterns, with ...
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GDF15 coupable de l’hypersidérémie des patients thalassémiques par extinction de l’hepcidine
... C’est en 2005 que l’hypothèse de l’im- plication de l’hepcidine dans les alté- rations du métabolisme du fer des syn- dromes thalassémiques a été avancée et, depuis, plusieurs équipes o[r] ...
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Threatened fish : Cottus petiti Bǎcescu & Bǎcescu-Meşter, 1964 (Cottidae)
... Threatened fish: cottus petiti L efebvre et al . 216 Cybium 2019, 43(3) Main threats in addition to its very localized distribution, this species is threatened by many factors (SybLe, 2017). The ...
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Statistical analysis of diversification with species traits
... with some random fluctuations along a branch, the integral will be the same in both ...testing. With this respect, it is in agreement with some recent trends in statistical science and data analysis ...
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Extinction d'une flamme prémélangée par un cisaillement : effets instationnaires
... ExTINcTIoN ET PROPAGATION EN RÉGIME STATIONNAIRE En régime stationnaire, les auteurs de [1] montrent que lorsque le champ de vitesse n’est nulle part constant ou qu’il est constant uniqu[r] ...
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Can extinction rates be estimated without fossils?
... all species of the lineage are included in the reconstructed ...situations. With fossils, many species are likely to have not been fossilized and thus cannot be included in a possible phylogenetic ...
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How plant species cope with water stress
... is usually a net input of water into the soil and, when the soil water storage is full, water percolates deeper down recharging the groundwater aquifers. Typically, there are a cou- ple of months between soil and aquifer ...
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Impact of demography on extinction/fixation events
... 4 Demography and maintenance of biodiversity The general demogenetics model (1) was obtained from a specific scaling of the parameters in the individual-based model. Other scalings will lead to different coefficients. In ...
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Do Kantians drive others to extinction?
... Of particular interest is the explanation of cooperative behavior and altru- ism based on evolutionary arguments, because the existence of cooperation may seem at first sight in contradiction with the individual ...
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Demonstration of integrated polarization control with a 40 dB range in extinction ratio
... defined with ZEP electron beam (e-beam) positive resist lithography, and transferred to the silicon layer with induc- tively coupled plasma ...realized with 100-nm-thick chromium–gold electrodes ...
6
Reconciling Gene trees with Species Trees
... gene family with which it shares one of its domains, but not the others. In both cases, gene trees reconstructed from gene families where such clustering errors have occurred will likely be different from the ...
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Export Processing Zones : A threatened instrument for global economy insertion?
... • The ILO closely follows working conditions within the world's EPZs. According to this organisation (Hayter, [2001]), most countries apply the same labour laws to their EPZs as to the rest of their territories. However, ...
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Restoration of threatened metallophyte populations in Katanga (D.R. Congo): lessons learnt.
... Lebedouria revoluta Kwatebala Shadirandzoro Central July 2007 57 89% (51) Wahlenbergia verbascoides Kwatebala Shadirandzoro central April 2008 200 7% (14) Xerophyta sp. Kwatebala Shadirandzoro Central April 2008 70 93% ...
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Exponential rate for the contact process extinction time
... With this result at hand, we prove that e γ is positive with the same computation as in ( 3.12 ), replacing G n by its spanning tree with bounded degrees. From this point on, the proof of Theorem 1.1 ...
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Conservation genetics and population history of the threatened European mink Mustela lutreola, with an emphasis on the west European population.
... other threatened species such as the fisher (Martes pennanti) (Drew et ...programme with individuals from the western population and to release the offspring into areas formerly inhabited by the ...
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Heteroleptic diimine copper(i) complexes with large extinction coefficients: synthesis, quantum chemistry calculations and physico-chemical properties.
... even with the bulkier L2 ligand despite the presence of the phenyl substituents on the 6 and 6’ positions of the bipyridine, which prevents very close approach of the nitrogen to the copper cation to make strong ...
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