Results 51 to 60 of about 1,041,357 (265)

Estudo da variação do crescimento da cortiça na direcção axial e tangencial [PDF]

open access: yes, 2001
Comunicação apresentada no 4.º Congresso Florestal Nacional que decorreu em Évora em 2001.Neste trabalho efectuou-se o estudo do crescimento da cortiça através da espessuras dos anéis de crescimento de 5 pranchas de cortiça amadia cozida de classe de ...
Anjos, O., Margarido, M.
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Microrganismos e crescimento microbiano [PDF]

open access: yes, 2014
Material didático para utilização em cursos de área da microbiologia.N/
Nicolau, Paula Bacelar
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INCREASING LEVELS OF BASE SATURATION AND INITIAL DEVELOPMENT OF TEAK IN AN OXISOL OF MEDIUM TEXTURE

open access: yesCiência Florestal, 2012
http://dx.doi.org/10.5902/198050987551Teak is a forest species of high commercial value, but the little knowledge on the behavior of this species in relation to soil acidity is an important factor that may limit its cultivation. The aim of this study was
Lilian Guimarães de Favare   +2 more
doaj   +1 more source

A multidisciplinary overview on the Tupi‐speaking people expansion

open access: yesAmerican Journal of Biological Anthropology, Volume 186, Issue 1, January 2025.
Expansion of Tupi linguistic subfamilies. Abstract The cultural and biological diversity of South American indigenous groups represent extremes of human variability, exhibiting one of the highest linguistic diversities alongside a remarkably low within‐population genetic variation and an extremely high inter‐population genetic differentiation.
Marcos Araújo Castro e Silva   +1 more
wiley   +1 more source

Identificação das fontes de crescimento da produção de leite na Região Norte do Brasil, 1990-2011. [PDF]

open access: yes, 2013
O presente trabalho identifica as fontes de crescimento da produção de leite na Região Norte do Brasil, no período 1990-2011, e decompõe o crescimento da produção, nos efeitos expansão do rebanho e produtividade animal.
LOURENÇO JUNIOR, J. de B.   +4 more
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Tambaqui growth and survival when exposed to different photoperiods Crescimento e sobrevivência do tambaqui exposto a diferentes fotoperíodos

open access: yesActa Amazonica, 2006
The use of different photoperiods (light) were investigated during tambaqui (Colossoma macropomum) juvenile growth under captivity. Light intensity tested was: continuous dark (24hrs without light), natural photoperiod simulation (10hrs of light and ...
Paulo Henrique Rocha Aride   +3 more
doaj   +1 more source

Analysis of the immunomodulatory properties of mycobacterium cell wall fraction on the cytokine production of peripheral blood mononuclear cells of healthy dogs

open access: yesVeterinary Dermatology, Volume 35, Issue 6, Page 595-604, December 2024.
Background – Mycobacterium cell wall fraction (MCWF) is derived from nonpathogenic Mycobacterium phlei and is used as an immunomodulatory compound in clinical practice, yet its mode‐of‐action requires further research. Objective – To evaluate the host response to MCWF in canine peripheral blood mononuclear cells (PBMCs) by using enzyme‐linked ...
Robert Ward   +9 more
wiley   +1 more source

Modelos Multifásicos de Crescimento de Animais em Ambiente Aleatório [PDF]

open access: yes, 2007
Em trabalhos anteriores, estudámos um modelo geral de crescimento individual de animais em ambiente aleatório da forma dY(t) = b(g(a)-Y(t))dt+sdW(t), com Y(t)=g(X(t)), sendo g estritamente crescente (g(x)=x^c e g(x)=ln x são casos particulares típicos ...
Braumann, Carlos A.   +2 more
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Integração, Crescimento E Bem-Estar [PDF]

open access: yesBrazilian Review of Econometrics, 1997
We present a model of growth for the case of two economies with integrated markets and where transportation costs in the form of iceberg costs are imposed. These costs will have negative impact on growth rates after integration, but will play a key role, together with scale factors, on the location of the firms of the intermediate sector.
Silva, Marcelo Leite de Moura e   +1 more
openaire   +2 more sources

Crescimento e produção de povoamentos monoclonais de Eucalyptus saligna Smith manejados com desbaste, na região Sudeste do estado do Rio Grande do Sul.

open access: yesCiência Florestal, 2010
Neste trabalho, foram estudados o crescimento e a produção de povoamentos monoclonais de Eucalyptus saligna Smith, manejados em alto fuste, na região sudeste do estado do Rio Grande do Sul.
Luciano Weber Scheeren   +2 more
doaj   +1 more source

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