Results 41 to 50 of about 1,732 (169)

Soil Phosphorus Fractions: Effects of Silicate Amendments and Phosphorus Sources in Brazilian Tropical Soils

Journal of Sustainable Agriculture and Environment, Volume 4, Issue 4, December 2025.
ABSTRACT This study evaluated the effects of alternative phosphorus (P) sources and soil pH amendments on P fractions and soil chemical properties in two contrasting Brazilian tropical soils. A greenhouse experiment was conducted using a sandy Arenosol and a clayey Ferralsol treated with triple superphosphate (TSP), reactive phosphate (RP), or ...
Lucas Jónatan Rodrigues da Silva, Ana Paula Rodrigues da Silva, Tainah Caroline Arruda Alves de Lima, João Arthur Antonangelo, Dirceu Maximino Fernandes, Leonardo Theodoro Büll   +5 more
wiley   +1 more source

A ESTRATÉGIA NAVAL BRASILEIRA E O DESENVOLVIMENTO DA BASE LOGÍSTICA DE DEFESA

Revista da Escola de Guerra Naval, 2017
O presente trabalho pretende oferecer uma interpretação de como as prioridades do governo com a defesa nacional e a evolução da Estratégia Naval Brasileira (ENB) influenciaram o desenvolvimento da Base Logística de Defesa (BLD) que apoia a Marinha ...
Eduardo Siqueira Brick, Wilson Soares Ferreira Nogueira   +1 more
doaj   +1 more source

Portugal: Political Developments and Data in 2024

European Journal of Political Research Political Data Yearbook, Volume 64, Issue 1, Page 509-531, December 2025.
Abstract On 25 April 2024, Portugal celebrated the 50th anniversary of the Portuguese Revolution of Carnations, which led to the establishment of democracy in the country. Commemorations took place throughout the year. Moreover, it was a super year of legislative elections and subnational elections in the Azores and Madeira. On top of the national‐ and
JOSÉ M. MAGONE
wiley   +1 more source

Environmental Requirements for Germination and Appressorium Formation of Ascospores and Conidia of Phyllosticta citricarpa, the Causal Agent of Citrus Black Spot

Plant Pathology, Volume 74, Issue 7, Page 2108-2120, September 2025.
Cardinal temperatures for both Phyllosticta citricarpa spore germination were estimated as ~10ºC (minimum) and ~40ºC (maximum), and the optimum temperatures were ~30ºC for ascospores and ~24ºC for conidia. ABSTRACT Phyllosticta citricarpa produces ascospores and conidia that infect citrus tissues and cause citrus black spot (CBS).
Leonardo Aparecido Brandão, Lorraine Binatti Durães, Rafaele Regina Moreira, Lilian Amorim, Geraldo José Silva‐Junior   +4 more
wiley   +1 more source

O que precede o Livro Branco de Defesa Nacional brasileiro?

Revista da Escola de Guerra Naval, 2011
Nos últimos quatro mandatos presidenciais, o Brasil adotou determinadas medidas que visam defi nir melhor as direções de sua política de defesa nacional e seu papel na segurança internacional.
Priscila Rodrigues Pereira
doaj  

Ants on flowers: Protective ants impose a low but variable cost to pollination, moderated by location of extrafloral nectaries and type of flower visitor

Journal of Ecology, Volume 113, Issue 8, Page 2187-2198, August 2025.
Individuals who engage in multiple mutualisms often have to pay indirect costs because of the interference of one mutualism on another. We found that protective ants had a low but variable impact on pollination, especially on the flower visitation by bees and when EFNs are close to inflorescences.
Amanda Vieira da Silva, Anselmo Nogueira, Judith L. Bronstein, Pedro J. Rey, Laura Carolina Leal   +4 more
wiley   +1 more source

DIREITO DOS DESASTRES: A EVOLUÇÃO DO SISTEMA DE PROTEÇÃO E DEFESA CIVIL BRASILEIRO

Revista Eletrônica Direito e Política, 2020
Em virtude das mudanças climáticas, do aumento da população global e das questões relativas ao uso e ocupação do solo, espera-se o aumento das ocorrências e intensidade dos desastres.
João Carlos Valentim Veiga Junior, Patrícia Nunes Lima Bianchi, Zenildo Bodnar   +2 more
doaj   +1 more source

Critical monitoring and control factors for achieving food defense criteria

Risk Analysis, Volume 45, Issue 8, Page 2427-2441, August 2025.
Abstract Food can be contaminated by physical, chemical, biological, and radiological hazards. Industry and regulatory agencies have developed the Food Safety Management System, based on the principles of Hazard Analysis and Critical Control Points, to be effective against unintentional food safety risks. However, there is the intentional contamination
Elaine Andrade, Flavio Andrade, Gilberto Oliveira, Otniel Freitas‐Silva   +3 more
wiley   +1 more source

Reflexões sobre a construção da identidade nacional a partir dos discursos de fundação da liga da defesa nacional

Revista Aurora, 2013
Este artigo tem como objetivo problematizar a representação da identidade nacional, segundo os integrantes da Liga da Defesa Nacional, entre o final da I Guerra Mundial até a Revolução de 1930, a qual propõe um Projeto de Defesa, mas nele implicando um ...
Tiago Siqueira de Oliveira
doaj   +1 more source

Social protection and the climate crisis: The case of Brazil’s emergency responses to the 2024 Rio Grande do Sul floods

International Social Security Review, Volume 78, Issue 2-3, Page 123-144, April-September 2025.
Abstract The 2024 floods in the state of Rio Grande do Sul, Brazil, prompted the largest and most rapid response to an extreme weather event in the country’s history. Brazil is a compelling case for analysing shock‐responsive and climate‐adaptive social protection because of its high level of decentralization and significant maturity of its social ...
Raquel Tebaldi
wiley   +1 more source