Results 31 to 40 of about 9,353 (138)

Dispersão da fração argila de um latossolo sob diferentes sistemas de uso e dispersantes [PDF]

open access: yesRevista Brasileira de Ciência do Solo, 2009
Uma das condições essenciais para a realização da análise textural é a individualização completa das partículas minerais da amostra de solo. Este estudo teve por objetivo avaliar a eficiência de métodos químicos e físicos combinados na dispersão de um Latossolo Vermelho irrigado com água de poço tubular no município de Janaúba - MG (16 º 01 ' 56 '' S e
Sousa Neto, Eurico Lucas de   +2 more
openaire   +3 more sources

Exploring the exploration: implications of leaving or remaining at the natal site during the early stages of independence in a partially migratory bird

open access: yesIbis, EarlyView.
Despite being an important fraction of any animal population, juveniles are a severely understudied group. Juveniles often need to learn an array of skills that allow them to survive independently and do so while undertaking decisions that may impact their fitness, recruitment and survival, having therefore relevant demographic implications.
Manuela S. Rodrigues   +6 more
wiley   +1 more source

Acaricide potencial of andiroba (Carapa guianensis Aubl.) oil on engorged adult females of Anocentor nitens (Neumann, 1897) and Rhipicephalus sanguineus (Latreille, 1806) [PDF]

open access: yes, 2009
In vitro acaricide potential of the oil from andiroba seed (Carapa guianensis) was evaluated on engorged females of Anocentor nitens (n=210) and Rhipicephalus sanguineus (n=140) manually collected, from horses and dogs naturally infested, respectively ...
ALVES, Leucio Camara   +6 more
core   +1 more source

Potential of organogel‐based colloidal hydrogels for new cosmetic formulations

open access: yesInternational Journal of Cosmetic Science, EarlyView.
Colloidal hydrogels are formed by combining anionic, cationic, or nonionic surfactants with two oils of cosmetic interest: sweet almond oil and phytosqualane. These systems are obtained through hot emulsification followed by cooling, which leads to the aggregation of gel‐like particles.
Andrea Gregorio Gomes   +5 more
wiley   +1 more source

Padronização de métodos para análise granulométrica no Brasil. [PDF]

open access: yes, 2014
bitstream/item/96926/1/ComTec-66-Analise-Granulometrica ...
ALMEIDA, B. G. de   +13 more
core  

Circadian fruit phenology: An overlooked crucial aspect of plant‐frugivore interactions

open access: yesFunctional Ecology, Volume 39, Issue 1, Page 268-280, January 2025.
Read the free Plain Language Summary for this article on the Journal blog. Abstract The intrinsic ability of plants to face environmental diel changes is paramount for flowering and interactions with pollinators and herbivores. Surprisingly, despite the commendable research efforts on the ecology and evolution of fruit‐frugivore interactions, very ...
P. J. Garrote   +3 more
wiley   +1 more source

Efeitos da vinhaça sobre a dispersão de argila de amostras de Latossolos. [PDF]

open access: yes, 2018
Em condicoes de laboratorio, foi determinado o efeito de amostras de vinhacas de duas procedencias sobre a dispersao da fracao argila de seis Latossolos com diferentes texturas.
BAHIA FILHO, A. F. de C.   +2 more
core  

Diseño de un sistema de información para la administración de la demanda, producción y distribución de los pedidos de la empresa Máximo Productores de Aseo Ltda [PDF]

open access: yes, 2014
A raíz de un cambio de sede de la empresa MAXIMO PRODUCTOS DE ASEO LTDA., se evidenciaron múltiples problemas en cuanto al manejo de información y materiales.
Guzmán Mendoza, Juan Diego   +1 more
core  

Diseño de un proceso de fabricación de un material compuesto de aluminio reforzado con fibra de carbono [PDF]

open access: yes, 2013
En el presente proyecto se diseña un proceso para la fabricación de un material compuesto con matriz de Al12Si y refuerzo de fibras de carbono de alto módulo. Se ha escogido el proceso de pulvimetalurgia ya que es uno de los menos investigados para estos
De Robles Besné, Blanca   +1 more
core  

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