Results 31 to 40 of about 15,306 (136)

Aptian archaeoniscid isopod from the Araripe Basin supports Tethyan-linked dispersal into Gondwanan lacustrine systems

open access: yesScientific Reports
A new genus and species of fossil isopod, Cicero spectabilis n. gen. n. sp. is described from the Early Cretaceous (Aptian) Nova Olinda Member of the Crato Formation, Araripe Sedimentary Basin, Ceará, northeastern Brazil.
Daniel Lima   +4 more
doaj   +1 more source

The study of fossil macroinvertebrates from the Santana Group, Brazil: Legal and ethical challenges and neocolonial legacies in paleontology

open access: yesPalaeontologia Electronica
Macário, Matheus A., Ghilardi, Aline M., Santana, Elis M. G., Santos, Ednalva S., Molin, Anamaria Dal, Haertel, Letícia M., Aureliano, Tito, Pinheiro, Allysson P., Lima, Daniel, Salú, Antony Thierry de O., Cisneros, Juan C., Saraiva, Antônio Álamo Feitosa (2025): The study of fossil macroinvertebrates from the Santana Group, Brazil: Legal and ethical ...
Macário, Matheus A.   +11 more
openaire   +2 more sources

The palate and choanae structure of the Susisuchus anatoceps (Crocodyliformes, Eusuchia): phylogenetic implications [PDF]

open access: yesPeerJ, 2018
Crocodyliformes is a group with a broad fossil record, in which several morphological changes have been documented. Among known transformations the most iconic is perhaps the series of changes seen in the structural evolution of the choanae.
Karla J. Leite, Daniel C. Fortier
doaj   +2 more sources

Prevalencia de caries en una muestra de la población de Santana do Riacho I, o el mito del Paleoindio cazador.

open access: yesRevista Argentina de Antropología Biológica, 2010
RESUMEN: En este trabajo se analiza la frecuencia de caries en la dentición permanente del grupo Santana do Riacho I, un sitio paleo-indio de actividad funeraria, fechado entre 12 y 8 mil años AP. Como resultado se obtuvo una prevalencia del 10,5 % (8/76)
Silvia Cornero   +2 more
doaj   +2 more sources

The cost of grape mechanical harvesting is more economical than the manual harvest?

open access: yesBIO Web of Conferences, 2016
The objective of this study was to compare the costs of mechanical harvesting and grape manual in commercial property of “Santana do Livramento”, “Rio Grande do Sul” (RS) – Brazil. The study was conducted commercial vineyard, over four years (2013–2016),
Domingues Fabrício   +1 more
doaj   +1 more source

Principal components analysis for evaluation of analytical results from Amapá soil fertility /
Análise de componentes principais para avaliação de resultados analíticos da fertilidade de solos do Amapá

open access: yesSemina: Ciências Agrárias, 2008
The soil study in the State of Amapá is an urgent need because it has been observed a decrease in production in that state due mainly to the rural exodus.
José Antonio Leite de Queiroz   +8 more
doaj   +1 more source

Organic fades analysis of romualdo formation (santana group, lower cretaceous from araripe basin): Characterization of sedimentary organic matter andpaleoenvironmental interpretation

open access: yes, 2022
The paleoenvironmental reconstruction of the Santana Group (Late Aptian-Early Albian) is a matter of controversy, es pecially concerning the marine influence on sedimentation. In this context, palynofacies analysis can be applied as an important tool for characterization of depositional systems, through the determination of palynofacies and organic and
Teixeira, Mari'lia Carvalho   +3 more
openaire   +2 more sources

Archaeological research at Lipoveni II – La Nisipărie site (2013-2016) [PDF]

open access: yesPlural: History, Culture, Society, 2017
The archaeological rescue investigations carried out in the years 2013-2016 within the limits of the Lipoveni II-La Nisipărie site allowed identification of several cultural-chronological horizons: the Usatovo group from the late Eneolithic period (IV ...
Vlad Vornic, Sergiu Matveev
doaj  

Determinants of breastfeeding initiation within the first hour of life in a Brazilian population: cross-sectional study

open access: yesBMC Public Health, 2010
Background Breastfeeding within the first hour of life is a potential mechanism for health promotion. The purpose of this study was to evaluate the prevalence of breastfeeding initiation within the first hour of life in Feira de Santana, Bahia, Brazil ...
Mendes Carlos MC   +5 more
doaj   +1 more source

Caracterização dos sistemas de produção de leite bovino no Cariri paraibano = Characterization of the bovine milk production systems in the Cariri region of the Paraíba State

open access: yesActa Scientiarum: Animal Sciences, 2010
Objetivou-se, com o presente estudo, caracterizar os sistemas de produção de leite bovino no Cariri da Paraíba, utilizando análise de componentes principais e de agrupamento por Cluster. Foi selecionada uma amostra de 100 produtores rurais nos municípios
José Fábio Paulino de Moura   +5 more
doaj  

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