Results 81 to 90 of about 14,936 (225)

On mode of rythmological evolution of ferns

open access: yesTurczaninowia, 2015
Possible ways of rhythmological evolution of ferns are outlined on the basis of comparison of basal evergreen phenorhythmotype with derived rhythms occurring in temperate ferns.
N. I. Shorina, N. M. Derzhavina
doaj   +1 more source

Adjacent Forests Enhance Spontaneous Revegetation and Phylogenetic Similarity on Mountainous Roadside Slopes: Implications for Ecological Restoration and Forest Edge Management [PDF]

open access: yesEcol Evol
The native‐dominated vegetation on roadside slopes primarily originates from adjacent forests, with long‐distance dispersal traits enhancing spontaneous colonization in these disturbed environments. The species composition and phylogenetic similarity between slope and forest communities are significantly influenced by the adjacent forests (species ...
Qin K   +5 more
europepmc   +2 more sources

A Taxonomic and Ecological Study of the Asilidae of Michigan [PDF]

open access: yes, 2017
Seventy-two species of Asilidae have been recorded from Michigan. An additional seven which may occur are included. Keys to subfamilies, genera and species are given. Two subfamilies and twenty-five genera are represented.
Baker, Norman T, Fischer, Roland L
core   +3 more sources

Cattle acute intoxication by bracken fern ( Pteridium aquilinum, L. Kuhn) at north Paraná State-Brazil/
Ocorrência de intoxicação aguda em bovinos pela samambaia ( Pteridium aquilinum, L. Kuhn) no norte do Paraná-Brasil

open access: yesSemina: Ciências Agrárias, 2001
The authors describe a case of acute intoxication by bracken fern ( Pteridium aquilinum) in a cattle herd raised in the city of Reserva, Parana State. A total of 25 animals died due to intoxication caused by the ingestion of large amounts of the toxic ...
Alexandre Amorim Monteiro   +5 more
doaj   +1 more source

Intoxicação experimental aguda por samambaia (Pteridium aquilinum) em bovinos Experimental acute poisoning by bracken fern (Pteridium aquilinum) in cattle

open access: yesPesquisa Veterinária Brasileira, 2009
Este experimento foi delineado para investigar os seguintes pontos em relação à intoxicação aguda por samambaia (Pteridium aquilinum) em bovinos: 1) a intensidade da trombocitopenia em diferentes momentos da intoxicação e sua relação com possíveis ...
Bruno L. Anjos   +5 more
doaj   +1 more source

Rare or threatened vascular plant species of Wollemi National Park, central eastern New South Wales [PDF]

open access: yes, 2013
Wollemi National Park (c. 32o 20’– 33o 30’S, 150o– 151oE), approximately 100 km north-west of Sydney, conserves over 500 000 ha of the Triassic sandstone environments of the Central Coast and Tablelands of New South Wales, and occupies approximately 25 ...
Bell, Stephen A. J.
core  

Progress in South America Dendrochronology [PDF]

open access: yes, 2002
South America extends from 11°N to 62°S. Major boundaries such as the Andes on the western side of the continent and the land mass in the tropics create north-south and west-east variations in climate and ecosystems.
Boninsegna, Jose Armando
core   +1 more source

Pteridium Scop., Fl. Carniol.

open access: yes, 2011
30.2. Pteridium Gled. ex Scop., Fl. Carniol. 169 (1760), nom. cons., non Pteridium Raf. (1814, = Pteris), nec Pteridium (Kuetzing) J.Agardh (1898 = red alga). T.: Pteridium aquilinum (L.) Kuhn (Pteris aquilina L.)
Christenhusz, Maarten J. M.   +2 more
openaire   +2 more sources

A new Erica lusitanica Rudolphi heathland association to the Iberian south-west [PDF]

open access: yes, 2012
As result of several field trips following doctoral research in Marianic-Monchiquensean Sector, we describe a new heathland named Lavandulo viridis-Ericetum lusitanici ass nova hoc loco (Genistion micrantho-anglicae, Rivas- Martínez 1979) as a ...
Cano-Ortíz, Ana   +5 more
core   +1 more source

Morfologia de esporos de pteridófitas do Parque Estadual das Fontes do Ipiranga (São Paulo, Brasil): Família: 5-Dennstaedtiaceae

open access: yesHoehnea
Foram estudados os esporos de onze espécies de pteridófitas pertencentes à família Dennstaedtiaceae do Parque Estadual das Fontes do Ipiranga. A família está representada na área por cinco gêneros: Histiopteris, Hypolepis, Lindsaea, Pteridium e Saccoloma.
Luciano Mauricio Esteves   +1 more
doaj   +1 more source

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