Results 41 to 50 of about 1,394,966 (302)
REVISTA AMBIENTAL AGUA AIRE Y SUELO, 2019 El sistema de bombeo portátil para riego de cultivos en el departamento de Boyacá, activado por energía solar fotovoltaica, corresponde a una de las posibles soluciones prácticas, con alto potencial de implementación para todo el sector agrícola.
E. Rúa +3 more
semanticscholar +1 more source
Carbon tax pass‐through in western Canadian grain transportation
Canadian Journal of Agricultural Economics/Revue canadienne d'agroeconomie, EarlyView.Abstract This paper examines the impact of Canada's federal carbon tax on farmgate grain prices, focusing on pass‐through in the grain transportation sector. The tax, which was eliminated in April 2025 amid concerns about rising food costs, was widely criticized by farmers for increasing expenses related to fertilizer, propane, and rail shipping.
James Vercammen
wiley +1 more source
, 2011 Recurso em formato vídeo para apoio a aprendizagem de conteúdos das ciências biológicas: "Transporte de membrana plasmática".info:eu-repo/semantics ...
Nicolau, Paula Bacelar
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Transportes, 2015 Este trabalho analisa os efeitos concorrenciais de um tipo de aliança estratégica que vem recebendo maior atenção por parte das companhias aéreas: o acordo de compartilhamento de voos (Codesharing).
Wellington Carlos Costa +1 more
doaj +1 more source
Revista ALCONPAT, 2022 Se analizó la correlación entre los criterios internacionales para definir el grado de reactividad en los ensayos de expansión de la barra de mortero y del prisma de hormigón (metodología acelerada y tradicional). Experimentalmente se aplicaron las tres
Patricia Vila +3 more
doaj +1 more source
Conservation Biology, EarlyView.Abstract Alaska's seascape supports globally significant seabird populations, including vulnerable and threatened species, and hosts economically important commercial fisheries and marine transportation corridors. Seasonal patterns of seabird movements and vessel traffic create a complex landscape of risk, defined as high levels of co‐occurrence ...
Kelly Kapsar +2 more
wiley +1 more source
, 1992 El tratamiento de las grandes pérdidas de sustancia ósea, es uno de los problemas que más dificultades ha planteado al cirujano ortopédico. Las técnicas de aporte masivo de injerto han resuelto de forma sitisfactoria este gran problema. Es en estos casos
López de Arriba Gárate, F. +1 more
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Transporte fluvial no Solimões – uma leitura a partir das lanchas Ajato no Amazonas
GEOUSP Espaço e Tempo (Online), 2019 As lanchas do transporte fluvial de passageiros da empresa Ajato no estado do Amazonas são as embarcações deste segmento mais atuantes na circulação regional do rio Solimões. Este artigo visa discutir o transporte fluvial de passageiros no rio Solimões a
K. Queiroz
semanticscholar +1 more source
Genetic origins and climate‐induced erosion in economically important Asian walnuts
Conservation Biology, EarlyView.Abstract The global climate is undergoing unprecedented changes, posing significant threats to species persistence. However, the spatiotemporal impacts on genetic diversity remain poorly understood, hindering species conservation and management. Walnuts, generally referred to as Juglans regia and J. sigillata, are economically vital in Asia, but little
Peng‐Zhen Fan +17 more
wiley +1 more source
The transport disadvantaged — community transport or mainstream? [PDF]
Transportation Planning and Technology, 1995 This paper is based on a study undertaken for the New South Wales Department of Transport in 1991 to examine the cost of providing transport services for the aged and those with disabilities through the Community Transport program. A sample of Community Transport Projects in N.S.W. country and metropolitan areas was studied in detail and data collected
Battellino, Helen C., Hensher, David A.
openaire +2 more sources