Results 71 to 80 of about 310,754 (170)

Influence of nitrogen and calcium fertilizations on morphological and productive characteristics of tanzania guineagrass roots grown in nutrient solution [PDF]

open access: yes, 2011
Avaliaram-se as características radiculares de Panicum maximum Jacq. cv. Tanzânia em resposta a uma solução nutritiva com combinações de doses de nitrogênio e cálcio.
MONTEIRO, Francisco Antonio   +1 more
core   +3 more sources

Reactive oxygen species act as signaling molecules to control root hair initiation and tip growth

open access: yesNew Phytologist, Volume 247, Issue 5, Page 2042-2048, September 2025.
Summary Root hairs (RHs) increase the surface area of roots, facilitating nutrient and water uptake and plant anchorage. RHs form from root epidermal cells and elongate by polar tip growth. Reactive oxygen species (ROS) have recently been implicated as important signals that drive RH formation and elongation using both genetic and imaging approaches ...
Megan E. Gerber   +2 more
wiley   +1 more source

Das raízes [PDF]

open access: yes, 2016
O objetivo deste projeto artístico foi desenvolver um conhecimento mais aprofundado relacionado com a execução e interpretação de técnicas de percussão tradicionais aliadas a técnicas contemporâneas.
Cordeiro, Rodrigo de Freitas Oliveira
core  

ARABIDOPSIS HOMOLOG OF TRITHORAX1 impacts lateral root development by epigenetic regulation of targets involved in root system architecture

open access: yesNew Phytologist, Volume 247, Issue 5, Page 2180-2195, September 2025.
Summary Developmental processes are regulated at multiple levels, including the epigenetic level. Among the epigenetic factors, histone H3 lysine 4 (H3K4) methyltransferases contribute to active transcription of target genes, and here, we explored how the H3K4 methyltransferase ARABIDOPSIS HOMOLOG OF TRITHORAX1 (ATX1) affects Arabidopsis thaliana ...
Selene Napsucialy‐Mendivil   +7 more
wiley   +1 more source

Sistema radicular do capim-Marandu, considerando as combinações de doses de nitrogênio e de enxofre Marandu grass root system as affected by the combinations of nitrogen and sulphur rates

open access: yesRevista Brasileira de Ciência do Solo, 2006
Um sistema radicular bem desenvolvido na gramínea forrageira é necessário para a formação e sustentação da planta e, como conseqüência, para a boa produtividade da pastagem.
Karina Batista   +1 more
doaj   +1 more source

Operación leyenda negra: la negación del pensamiento español en la raíz de la Filosofía moderna. Black Legend Operation: the Denial of Spanish Thought at the root of Modern Philosophy

open access: yesAraucaria
El artículo demuestra que en el centro de Europa hubo un fuerte y profundo impacto de numerosas obras de pensamiento español. Obras escritas en latín o español en los siglos XVI y XVII, por escolásticos o humanistas, cuyos planteamientos forman una raíz importante de la filosofía moderna, ya que fueron recibidas muy abiertamente en muchos otros ...
openaire   +1 more source

Substratos para enraizamento ex situ de cultivares de pimenteira-do-reino. [PDF]

open access: yes, 2014
A estaquia é o método mais praticado de propagação da pimenteira-do-reino (Piper nigrum L.), porém o processo de enraizamento é influenciado pelo genótipo e tipo de substrato utilizado.
CASTRO, G. L. S. de   +3 more
core  

Efficiencies of and Motivations for Contracting Out in the Public Sector: The Case of Social Services in Spain

open access: yesPublic Administration, Volume 103, Issue 3, Page 693-706, September 2025.
ABSTRACT Debates on contracting out to the private sector is primarily focused on the cost efficiency of its provision, drawing on experiences with hard or technical services such as waste and water management. This paper focuses on a growing interest in the role and impact of sourcing decisions in softer or more human‐centered services, such as social
Danny Chow   +2 more
wiley   +1 more source

GROWTH AND NUTRITIONAL COMPOSITION OF ERVA-MATE AS AFFECTED BY NITROGEN, PHOSPHATE AND POTASSIUM FERTILIZATION

open access: yesCiência Florestal, 2013
http://dx.doi.org/10.5902/198050989282Ilex paraguariensis is considered a low P-requiring species because it grows naturally in soils with low P content, although no much information is also available for N and K requirements.
Delmar Santin   +6 more
doaj   +1 more source

Avaliação do sistema radicular de dois cultivares de plátanos. [PDF]

open access: yes, 2012
A bananeira produz muitas raízes, sendo em sua maioria na parte superficial, especialmente em solos compactados. A variação na densidade de raízes está diretamente relacionada com a cultivar, potência vegetativa da planta, volume do rizoma, tipo de muda,
AMORIM, M. da S.   +5 more
core  

Home - About - Disclaimer - Privacy