Results 71 to 80 of about 1,028,274 (247)

Por que conservar o burro de Miranda? Uma argumentação holística [PDF]

open access: yes, 2011
Os sistemas de agricultura nascem, expandem-se, contraem-se e morrem. A metáfora parece abusiva porque nem os sistemas de agricultura são organismos vivos, nem o seu futuro é conjecturável.
Aguiar, Carlos, Nóvoa, Miguel
core  

Explaining Regional and Local Differences in Organic Farming in England and Wales: A Comparison of South West Wales and South East England [PDF]

open access: yes, 2016
Explaining regional and local differences in organic farming in England and Wales: a comparison of South West Wales and South East England, Regional Studies, Few studies explain the concentration of organic farming in specific regions of England and ...
Ilbery, Brian W   +2 more
core   +1 more source

Fluctuating asymmetry in spider‐hunting wasps as a possible indicator of stress in Brazilian Atlantic Forest landscapes Assimetria flutuante em vespas caçadoras de aranhas como possível indicador de estresse em paisagens da Mata Atlântica brasileira

open access: yesEcological Entomology, EarlyView.
Agricultural cover was positively associated with fluctuating asymmetry in Trypoxylon opacum, suggesting a possible increase in developmental instability in intensively managed landscapes. Wing size was positively related to forest cover and negatively related to agricultural cover, indicating that forested landscapes may promote larger body size ...
Luana Vieira Carlin dos Santos   +3 more
wiley   +1 more source

La cromatografía gaseosa y la cromatografía líquida de alta resolución en la rama agropecuaria

open access: yesRevista de Producción Animal, 2023
Antecedentes: La cromatografía es un método que permite la separación, identificación y cuantificación de los componentes químicos en mezclas complejas.
Marianelys Hernández Martínez   +1 more
doaj  

Agricultura sustentável

open access: yesRevista de Educação Popular, 2019
This article is part of the activities carried out in the extension project “Education for Transformation: Environment, Health and Gender”, which aims to promote sustainable food production systems and implement organic production practices that help maintain the quality of ecosystems and the health of the population in the municipality of Itajaí ...
Márcia Gilmara Marian Vieira   +3 more
openaire   +2 more sources

Potential of the Predatory Mites Gamasellodes lavafesii (Mesostigmata: Ascidae) and Cosmolaelaps mediocuspis (Mesostigmata: Laelapidae) on Different Soil Pests/Parasites and Alternative Prey for Large‐Scale Rearing

open access: yesJournal of Applied Entomology, EarlyView.
ABSTRACT Many species of Mesostigmata soil mites have potential as biological control agents of pests/parasites. This study evaluated the predation potential of two of these species, Gamasellodes lavafesii (Ascidae) and Cosmolaelaps mediocuspis (Laelapidae).
A. R. A. Barros   +4 more
wiley   +1 more source

Avaliação do uso de resíduos de construção e demolição reciclados como corretivo da acidez do solo

open access: yesRevista Brasileira de Ciência do Solo, 2013
A geração e o armazenamento de resíduos de construção civil e demolição (RCD) constituem-se em um problema ambiental, pois representam mais de 50 % do total de resíduos sólidos gerados nos médios e grandes centros urbanos.
Paulo Renato Orlandi Lasso   +4 more
doaj   +1 more source

Diagnóstico da agricultura orgânica no Brasil. [PDF]

open access: yes, 2015
A agricultura orgânica ou ecológica tem-se destacado como uma das alternativas de renda para os pequenos, médios e grandes produtores, principalmente, devido à crescente demanda mundial por alimentos mais saudáveis.
ABREU, L. S. de   +4 more
core  

Characterisation of Sex Pheromone and Genetic Strain in Rachiplusia nu (Lepidoptera: Noctuidae) Populations Across Brazil

open access: yesJournal of Applied Entomology, EarlyView.
ABSTRACT Rachiplusia nu, known as the sunflower looper (SFL) and belonging to the Plusiinae subfamily, is a major defoliator of soybeans, sunflowers and other horticultural crops across southern South America. This species has recently expanded to central and northern regions of Brazil, becoming a key soybean pest.
Leonardo Figueiredo   +5 more
wiley   +1 more source

Strategies for Legitimizing Regeneration in Supply Chain Fields

open access: yesJournal of Supply Chain Management, EarlyView.
ABSTRACT In view of escalating environmental degradation, regenerative business has been proposed to restore social–ecological systems. However, as regeneration fundamentally departs from mainstream approaches and lacks commonly accepted standards, it suffers from a liability of newness that hampers its broader legitimation and adoption.
Veronica Devenin   +3 more
wiley   +1 more source

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