Results 31 to 40 of about 2,304 (107)

Fluxos e fomes: correlações entre dinâmicas agrícolas e segurança alimentar na economia mundo do século XXI

open access: yesRevista de Geografia (Recife), 2021
Em um período de fortes crises socioeconômicas globais, novamente a fome volta a ter merecido destaque nos debates públicos. Nessa direção, o artigo utiliza das contribuições internacionalistas sobre Sistema Mundo e Regimes Alimentares para pensar a ...
Ângelo Belletti
doaj   +1 more source

The preference for energetic resources is positively associated with predatory activity in ants

open access: yesEcological Entomology, Volume 50, Issue 5, Page 921-932, October 2025.
We found that ants exhibit a stronger preference for foraging for carbohydrates and lipids (energetic nutrients) compared to amino acids. The increase in foraging for energetic nutrients compared to amino acids is positively correlated with foraging in larvae (insect predation). The nutrient preference between foraging for energetic nutrients and amino
Icaro Wilker   +12 more
wiley   +1 more source

Decoding Brazil's bean belt: Spatiotemporal patterns, production systems and the pulse of bean production (2011–2022)

open access: yesGeo: Geography and Environment, Volume 12, Issue 2, July‐December 2025.
Short Abstract This study aimed to map consolidated bean production areas in Brazil and analyse their spatial‐temporal evolution from 2011 to 2022. Based on autocorrelation and relative frequency patterns, four primary bean belts were identified: South, Central Brazil, Mato Grosso and Northeast.
Clever Lucas Aguilar   +2 more
wiley   +1 more source

What constitutes sustainable agriculture for different audiences in Germany? A comparative analysis of large‐scale text data

open access: yesPeople and Nature, Volume 7, Issue 3, Page 715-730, March 2025.
Abstract Agriculture contributes in several ways to achieving sustainability objectives. However, there is no agreement among different societal groups, such as farmers, consumers and scientists, on what constitutes ‘sustainable agriculture’. These differences affect how the impacts of agricultural production on sustainability objectives is perceived ...
Bartosz Bartkowski   +4 more
wiley   +1 more source

LandFrag: A Dataset to Investigate the Effects of Forest Loss and Fragmentation on Biodiversity

open access: yesGlobal Ecology and Biogeography, Volume 34, Issue 2, February 2025.
ABSTRACT Motivation The accelerated and widespread conversion of once continuous ecosystems into fragmented landscapes has driven ecological research to understand the response of biodiversity to local (fragment size) and landscape (forest cover and fragmentation) changes.
Thiago Gonçalves‐Souza   +89 more
wiley   +1 more source

Co‐production of agroecological innovations to improve sustainability in South American fruit farms

open access: yesPeople and Nature, Volume 6, Issue 2, Page 833-848, April 2024.
Abstract Agricultural intensification and expansion are the main drivers of biodiversity loss that continue to increase this century, especially in South America. International markets and global policy provide incentives and frameworks to address this, but these are unlikely to be effective unless farmers on the ground are enabled and motivated to ...
Fabiana Oliveira da Silva   +10 more
wiley   +1 more source

PRODUÇÃO DE SILAGEM DE PLANTA INTEIRA DE MILHO CONFORME O MANEJO DO SOLO NA IMPLANTAÇÃO DA INTEGRAÇÃO AGRICULTURA-PECUÁRIA

open access: yesRevista Brasileira de Engenharia de Biossistemas, 2008
Os sistemas de integração agricultura-pecuária têm sido cada vez mais utilizados pelos produtores, como forma de diversificação das fontes de renda da propriedade, contribuindo também para a recuperação da capacidade produtiva das pastagens.
MARCELO JOSÉ COLET   +4 more
doaj   +1 more source

Dietary metabarcoding reveals the simplification of bird–pest interaction networks across a gradient of agricultural cover

open access: yesMolecular Ecology, Volume 33, Issue 8, April 2024.
Abstract Agriculture is vital for supporting human populations, but its intensification often leads to landscape homogenization and a decline in non‐provisioning ecosystem services. Ecological intensification and multifunctional landscapes are suggested as nature‐based alternatives to intensive agriculture, using ecological processes like natural pest ...
Luis P. da Silva   +9 more
wiley   +1 more source

Agricultura de base ecológica como instrumento para o desenvolvimento rural sustentável: um estudo de caso de uma unidade de produção agrícola familiar

open access: yesAgropecuária Catarinense, 2020
Neste trabalho está relatado o resultado do acompanhamento técnico e econômico durante o ano civil de 2008 em uma dessas unidades de produção agrícola, localizada no município de Morro Redondo, RS, distante 40km do município de Pelotas, localizada ...
Lírio José Reichert   +2 more
doaj  

Espaços e limites da empresa capitalista na agricultura [PDF]

open access: yesBrazilian Journal of Political Economy
RESUMO Com base nas discussões no mundo desenvolvido e na economia brasileira em torno da sustentabilidade do empreendimento capitalista no setor agrícola e nas políticas governamentais, este estudo visa proporcionar uma melhor compreensão do setor ...
ANTONIO CARLOS KFOURI AIDAR   +1 more
doaj   +1 more source

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