Results 41 to 50 of about 9,520 (209)

Morfologia radicular de cultivares de café arábica submetidas a diferentes arranjos espaciais

open access: yesPesquisa Agropecuária Brasileira, 2015
O objetivo deste trabalho foi avaliar as respostas morfológicas do sistema radicular de quatro cultivares de café arábica submetidas a diferentes arranjos espaciais.
Cláudio Pagotto Ronchi   +7 more
doaj   +1 more source

Push‐Out Bond Strength of Restorations with Bulk‐Fill, Flow, and Conventional Resin Composites

open access: yesThe Scientific World Journal, Volume 2015, Issue 1, 2015., 2015
The aim of this study was to evaluate the bond strengths of composite restorations made with different filler amounts and resin composites that were photoactivated using a light‐emitting diode (LED). Thirty bovine incisors were selected, and a conical cavity was prepared in the facial surface of each tooth.
Rodrigo Vieira Caixeta   +8 more
wiley   +1 more source

Public-domain software for root image analysis

open access: yesRevista Brasileira de Ciência do Solo, 2014
In the search for high efficiency in root studies, computational systems have been developed to analyze digital images. ImageJ and Safira are public-domain systems that may be used for image analysis of washed roots.
Mirian Cristina Gomes Costa   +3 more
doaj   +1 more source

Alteração física e morfológica em solos cultivados com citros e cana-de-açúcar, sob sistema tradicional de manejo [PDF]

open access: yesCiência Rural, 2005
O uso agrícola contínuo do solo interfere em suas características intrínsecas, em intensidade que varia de acordo com o uso e o manejo praticados. Este trabalho avaliou um Latossolo Vermelho em Bariri(SP), cultivado com citros (Citrus sinensis) e cana-de-
Jorge Luís Nascimento Soares   +2 more
doaj   +1 more source

Microbial drivers of root plasticity

open access: yesNew Phytologist, Volume 248, Issue 1, Page 52-67, October 2025.
Summary Soils are highly heterogeneous and dynamic systems, experiencing a constant flow of plant root exudates and moisture fluctuations that affect nutrient distribution, soil physicochemical properties, and microbial metabolisms. Plant roots adjust their development within the soil matrix (growth, branching, root angle, and anatomical features) by ...
Francisco Dini‐Andreote   +5 more
wiley   +1 more source

Efeito de diferentes tempos de repouso sobre a parte aérea, sistema radicular e comportamento de pastoreio de vacas leiteiras em uma pastagem polifítica [PDF]

open access: yes, 2012
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro de Ciências Agrárias, Programa de Pós-Graduação em Agroecossistemas, Florianópolis, 2010O objetivo deste trabalho foi avaliar o efeito de diferentes tempos de repouso na produção de
Berton, Cícero Teófilo
core  

Arquitetura do sistema radicular do porta-enxerto de videira 'IAC 766' na época de transplante do viveiro para o campo Root architecture of IAC 766 grapevine rootstock in the transplanting from the nursery to the field

open access: yesRevista Brasileira de Fruticultura, 2006
Na propagação de porta-enxertos de videira por estaquia em recipientes para posterior transplante ao campo, é importante evitar danos ao sistema radicular.
Ricardo Sfeir de Aguiar   +4 more
doaj   +1 more source

Strong scale‐dependent relationships between fine‐root function and soil properties uncovered with spatially coupled sampling

open access: yesNew Phytologist, Volume 246, Issue 6, Page 2506-2521, June 2025.
Summary Substantial fine‐root trait variation is found at fine spatial scales but rarely linked to edaphic variation. We assessed the spatial scales of variation in fine‐root traits and adjacent soils using a spatially coupled, nested sampling scheme along a fertility gradient in a seasonally dry tropical forest tree, Handroanthus ochraceus.
Caroline Dallstream   +3 more
wiley   +1 more source

Influência do tratamento da dentina radicular na resistência adesiva de pinos de fibra de vidro [PDF]

open access: yes, 2006
Tese (doutorado) - Universidade Federal de Santa Catarina, Centro de Ciências da Saúde. Programa de Pós-Graduação em Odontologia.O objetivo deste estudo in vitro foi avaliar a influência de tratamento da dentina radicular, após preparo mecânico para ...
Feuser, Lizette
core  

Rainfall seasonality shapes belowground root trait dynamics in an Amazonian tropical rainforest: A test of the stress‐dominance hypothesis

open access: yesFunctional Ecology, Volume 39, Issue 3, Page 799-812, March 2025.
Read the free Plain Language Summary for this article on the Journal blog. Abstract The stress‐dominance hypothesis (SDH) predicts that trait variation at the community level increases with the availability of limiting resources, driving spatial and temporal patterns in above‐ground plant functional trait expression.
Oscar J. Valverde‐Barrantes   +16 more
wiley   +1 more source

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