Results 1 to 10 of about 382 (53)

Major elements composition in source-rock, soil and sediments derived from granitic rocks in humid subtropical climate: contribution to the sedimentary provenance studies [PDF]

open access: yes, 2021
The study of the sedimentary processes and the modification of the detrital composition between source rock, soil, and sediment is crucial to understand the compositional fractionation in the first stages of the sedimentary cycle.
Caron, Felipe   +3 more
core   +2 more sources

EFICACIA ENTRE EL MÉTODO ÍNDICE CANINO MANDIBULAR Y EL MÉTODO DE AITCHISON PARA LA ESTIMACIÓN DEL SEXO EN ALUMNOS DE ESTOMATOLOGÍA DE LA UNIVERSIDAD SEÑOR DE SIPÁN, 2017

open access: yesTzhoecoen, 2018
El objetivo de esta investigación fue comparar la eficacia del Método índice canino mandibular y el Método de Aitchison para la estimación del sexo en alumnos de Estomatología de la Universidad Señor de Sipan, 2017.
Fabiola Katherin Torres Paz   +1 more
doaj   +1 more source

Comparative study of methods to predict the maximal oxygen uptake and anaerobic threshold in athletes [PDF]

open access: yes, 1999
The application of a battery of tests for evaluation of the physical aptitude in laboratory involves a series of highly sophisticated equipment, mainly when the objective is the determination of the aerobic potency (maximum oxygen uptake and anaerobic ...
Barros Neto, Turibio Leite de   +2 more
core   +3 more sources

Nutrient signature of Quebec (Canada) cranberry (Vaccinium macrocarpon Ait.)

open access: yesRevista Brasileira de Fruticultura, 2013
Fertilizer recommendations for cranberry crops are guided by plant and soil tests. However, critical tissue concentration ranges used for diagnostic purposes are inherently biased by nutrient interactions and physiological age.
Sébastien Marchand   +3 more
doaj   +1 more source

Estudo da relação entre variáveis fisiológicas, biomecânicas e o rendimento de corredores portugueses de 3000 metros [PDF]

open access: yes, 2007
O objectivo do presente estudo foi investigar as relações entre o perfil fisiológico, a resposta biomecânica e o rendimento desportivo de corredores de meio-fundo portugueses. Dezoito atletas foram submetidos a um protocolo incremental de 5 patamares
Barbosa, Tiago M., Bragada, José A.
core   +1 more source

Diagnosis of the nutrient compositional space of fruit crops

open access: yesRevista Brasileira de Fruticultura, 2011
Tissue analysis is a useful tool for the nutrient management of fruit orchards. The mineral composition of diagnostic tissues expressed as nutrient concentration on a dry weight basis has long been used to assess the status of 'pure' nutrients.
Léon-Étienne Parent
doaj   +1 more source

A Robust Clustering Method Using Compositional Data Restrictions: Studying Wood Properties in the Reforestation of Portugal [PDF]

open access: yes, 2022
Classification of multivariate observations while preserving the data’s natural restriction is a challenge. Special properties such as identifiability, interpretability, and others need to be cared for to build a new approach.
Chiroque-Solano, Pamela M.   +1 more
core   +1 more source

MÉTODOS ODONTOMÉTRICOS PARA ESTIMATIVA DO SEXO HUMANO [PDF]

open access: yes, 2022
Por meio do traçado do perfil biológico de estruturas corpóreas humanas é possível chegar a identidade do material questionado. A Odontologia Legal estuda métodos antropométricos dentários na tentativa de estimar o sexo humano.
Fernandes, Larissa Chaves Cardoso   +4 more
core   +1 more source

Evolução da dieta e da peçonha em Xenodontinae : a importância das histórias individuais [PDF]

open access: yes, 2022
Uma questão central na biologia é como a diversidade e a complexidade são geradas e mantidas no mundo vivo. Parte deste desafio está em entender como a complexidade no nível molecular se relaciona com a diversidade no nível ecológico.
Zani, André Luis da Silva
core  

Novas abordagens na deteção de outliers em dados composicionais [PDF]

open access: yes, 2020
Dados composicionais são um caso especial de dados multivariados que representam informação relativa na forma de log-razões entre as componentes.
Maltez, Marta Luísa Santos
core  

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