Results 101 to 110 of about 860,020 (309)

Fragmentación y unidad de las organizaciones obreras mendocinas en 1945

open access: yesQuinto Sol, 2010
El artículo aborda uno de los principales problemas del espectro sindical mendocino ante el decisivo contexto político de 1945: la alta fragmentación de sus agremiaciones.
Mariana Garzón Rogé
doaj  

The assessment of present, past and future climatic variability in the americas from tree-line environments [PDF]

open access: yes, 2001
In this note we introduce one of 14 Collaborative Research Networks (CRN) funded by the Inter-American Institute for Global Change Research. It was established in 1999 and involves 15 principal investigators from 13 institutions in Canada, USA, Mexico ...
Boninsegna, Jose Armando   +1 more
core   +1 more source

Management Control Systems, Bricolage, and Frugal Innovation: Effects on Value Creation in Startups With a Social Mission

open access: yesKnowledge and Process Management, EarlyView.
ABSTRACT This study analyzes the effects of the management control systems (social networking and organic innovative culture), via bricolage and frugal innovation, in the social and economic value creation of startups with a social mission. Data from 118 Brazilian startups with a social mission were analyzed using structural equation modeling and fuzzy‐
Anderson Betti Frare, Ilse Maria Beuren
wiley   +1 more source

First palynologic record of the Cretaceous La Yesera Formation (Salta Group), northwestern Argentina [PDF]

open access: yes, 2014
Thirty-four taxa were documented from six palynologically productive samples of the La Yesera Formation (Brealito and Don Bartolo Members) in the Pucará locality (Salta Province, northwestern Argentina).
Narvaez, Paula Liliana   +2 more
core   +1 more source

Mass Spectrometry Structural Proteomics Enabled by Limited Proteolysis and Cross‐Linking

open access: yesMass Spectrometry Reviews, EarlyView.
ABSTRACT The exploration of protein structure and function stands at the forefront of life science and represents an ever‐expanding focus in the development of proteomics. As mass spectrometry (MS) offers readout of protein conformational changes at both the protein and peptide levels, MS‐based structural proteomics is making significant strides in the
Haiyan Lu   +4 more
wiley   +1 more source

Evidence for maternal transmission fo a putative endosymbiont in the digestive gland of Pomacea canaliculata (Architaenioglossa, Ampullariidae) [PDF]

open access: yes, 2017
The digestive gland of the apple snail Pomacea canaliculata lodges two types of pigmented corpuscles (identified as C and K corpuscles) which has been proposed as endosymbiont/s.
Castro Vazquez, Alfredo Juan   +2 more
core  

Extending cosmology: the metric approach [PDF]

open access: yes, 2012
In this chapter it is shown how the introduction of a fundamental constant of nature with dimensions of acceleration into the theory of gravity makes it possible to extend gravity in a very consistent manner.Comment: 2012, Extending Cosmology: The Metric
Mendoza, S.
core   +3 more sources

Pinguicula brendae (Lentibulariaceae) sp. nov., a carnivorous plant from a tropical montane cloud forest in Hidalgo, Mexico

open access: yesNordic Journal of Botany, EarlyView.
A new species of Lentibulariaceae, Pinguicula brendae Rodríguez‐Ramírez, H.Shimai & A.R. Andrés‐Hernández, is described based on its unique morphological characteristics. This species is restricted to limestone rock walls in the San Bartolo Tutotepec municipality, central‐eastern Hidalgo, Mexico, where it inhabits a single locality on vertical, north ...
Ernesto C. Rodríguez‐ Ramírez   +2 more
wiley   +1 more source

Hechtia mixtecana sp. nov. (Hechtioideae; Bromeliaceae), from Oaxaca, Mexico

open access: yesNordic Journal of Botany, EarlyView.
Botanical explorations carried out in the state of Oaxaca, Mexico, led to the discovery of a new Bromeliaceae: Hechtia mixtecana,which is here described and illustrated. The new taxon is compared with the morphologically similar Hechtia fragilis, Hechtia lyman‐smithii, and Hechtia minuta.
Rodrigo Alejandro Hernández‐ Cárdenas   +4 more
wiley   +1 more source

Amanita theophili sp. nov. (Amanitaceae) from central Mexico

open access: yesNordic Journal of Botany, EarlyView.
Amanita theophili sp. nov., a member of Amanita sect. Amidella (Amanitaceae), is described from temperate pine‐oak forests in Morelos, central Mexico. Morphological features and phylogenetic analyses based on ITS and 28S rDNA sequences confirm its distinct taxonomic status. The new species is morphologically similar to A. peckiana and A.
Evangelina Pérez‐Silva   +1 more
wiley   +1 more source

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