Results 21 to 30 of about 40,765 (259)

Interaction of land management and araucaria trees in the maintenance of landscape diversity in the highlands of southern Brazil. [PDF]

open access: yesPLoS ONE, 2018
In the southern Brazilian highlands, pre-Columbian societies created domesticated landscapes through the use and management of forests, including nurse Araucaria angustifolia trees, a common conifer in these regions.
Rafael Barbizan Sühs   +2 more
doaj   +1 more source

Earthworm populations sampled using collection methods in atlantic forests with Araucaria angustifolia Populações de minhocas amostradas usando métodos de coleta em floresta atlântica com Araucaria angustifolia

open access: yesScientia Agricola, 2007
Araucaria angustifolia, also known as the Paraná Pine is an endangered tree species in Brazil and little is known of the diversity of soil invertebrates inhabiting these forests.
Dilmar Baretta   +3 more
doaj   +1 more source

Evolutionary diversification of new Caledonian Araucaria.

open access: yesPLoS ONE, 2014
New Caledonia is a global biodiversity hotspot. Hypotheses for its biotic richness suggest either that the island is a 'museum' for an old Gondwana biota or alternatively it has developed following relatively recent long distance dispersal and in situ ...
Mai Lan Kranitz   +11 more
doaj   +1 more source

Colêmbolos (Hexapoda: Collembola) como bioindicadores de qualidade do solo em áreas com Araucaria angustifolia Springtails (Hexapoda: Collembola) as soil quality bioindicators in areas with Araucaria angustifolia

open access: yesRevista Brasileira de Ciência do Solo, 2008
Não existem informações sobre a diversidade de colêmbolos associados às florestas com Araucaria angustifolia (Bert.) O. Kuntze no Brasil. Este estudo teve o objetivo de avaliar o potencial da diversidade de famílias de colêmbolos como bioindicadores da ...
Dilmar Baretta   +3 more
doaj   +1 more source

The Araucaria Project. An Accurate Distance to the Local Group Galaxy NGC 6822 from Near-Infrared Photometry of Cepheid Variables [PDF]

open access: yes, 2006
We have measured near-infrared magnitudes in the J and K bands for 56 Cepheid variables in the Local Group galaxy NGC 6822 with well-determined periods and optical light curves in the V and I bands.
Aaron Romanowsky   +9 more
core   +4 more sources

Colonization and Spore Richness of Arbuscular Mycorrhizal Fungi in Araucaria Nursery Seedlings in Curitiba, Brazil

open access: yesInternational Journal of Agronomy, 2018
Araucaria or Paraná pine [Araucaria angustifolia (Bertol.) Kuntze, 1898] is an endangered timber tree species of Atlantic Forest that naturally forms symbiosis with arbuscular mycorrhizal fungi (AMF).
Carlos Vilcatoma-Medina   +2 more
doaj   +1 more source

Local varieties of Araucaria angustifolia (Bertol.) Kuntze (Pinales: Araucariaceae) in southern Brazil: A brief discussion about landscape domestication

open access: yesBiotemas, 2018
Araucaria is an emblematic species of Mixed Ombrophilous Forest (MOF). The pinhão (the seed of araucaria) commerce is economically important to regional groups, which influences the use and management of this species. Historically, araucaria populations
Mario Sergio Muniz Tagliari   +1 more
doaj   +1 more source

First record of Vitalius longisternalis Bertani, 2001 (Araneae, Theraphosidae) in Argentina and notes on its natural history in Misiones province [PDF]

open access: yesCheck List, 2015
This is the first record for the tarantula Vitalius longisternalis Bertani, 2001 in Parana and Araucaria Forests, Misiones province, northeastern Argentina. Specimens were found at Iguazú National Park and Urugua-í Wildlife Reserve.
Nelson Ferretti   +3 more
doaj   +3 more sources

Propiedad y libertad: una crítica a la teoría de la justicia de Hume desde el pensamiento de Simone de Beauvoir y una respuesta humeana [PDF]

open access: yes, 2018
David Hume and Simone de Beauvoir agree that human beings have a great deal of control over their moral and political lives, which is well captured in Hume’s assertion that “mankind is an inventive species”. But Hume argues that the most important thing
Laursen, John Christian   +1 more
core  

Enzymatic synthesis of acylglycerides from agroindustrial residues: process design and simplified techno‐economic assessment

open access: yesBiofuels, Bioproducts and Biorefining, EarlyView.
Abstract This study developed an enzymatic process to add value to palm oil fatty acid distillate (PFAD) and glycerol, resulting in the production of monoacylglycerides (MAG) and diacylglycerides (DAG). The biocatalyst loading (Novozym 435) and molar ratio of reagents were evaluated to obtain a suitable reaction condition in terms of space–time yield ...
Ronaldo Rodrigues de Sousa   +4 more
wiley   +1 more source

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