Results 21 to 30 of about 1,435,287 (264)

Effect of Fruit Maturation Stage on the Chemical Composition and Antioxidant and Cytotoxic Activities of Piper nigrum Essential Oil

open access: yesFlavour and Fragrance Journal, EarlyView.
The essential oils of Piper nigrum show marked chemical and biological variation across fruit maturation stages. Ripe fruits yield oils with the strongest antioxidant and cytotoxic activities, demonstrating that maturation directly modulates volatile composition and enhances the bioactive potential of this aromatic species.
Marcio Marcelo da Siva Pessoa   +6 more
wiley   +1 more source

Nota. Aplicaciones de los vehículos aéreos no tripulados en la ingeniería hidroagrícola

open access: yesTecnología y ciencias del agua, 2017
Ojeda-Bustamante, W., González-Sánchez, A., Mauricio-Pérez, A., & Flores-Velázquez, J. (julio- agosto, 2017). Aplicaciones de los vehículos aéreos no tripulados en la ingeniería hidroagrícola. Tecnología y Ciencias del Agua, 8(4), 157-166.
Waldo Ojeda Bustamante   +3 more
doaj   +1 more source

Development and Application of a Simplified Method for Preliminary Assessment of Enhanced Oil Recovery and CO2 Geological Storage in Petroleum Reservoirs

open access: yesGreenhouse Gases: Science and Technology, EarlyView.
ABSTRACT Geologic carbon storage in depleted oil and gas reservoirs is a key CO2 mitigation strategy, utilizing existing infrastructure such as injection wells and pipelines, while capitalizing on well‐characterized subsurface properties. This article introduces a versatile methodology designed to estimate critical parameters, including the number of ...
Nívia Morgana de Oliveira   +2 more
wiley   +1 more source

Evapotranspiration Profiles and Trends in Seasonally Dry and Seasonally Humid Tropical Forests

open access: yesInternational Journal of Climatology, EarlyView.
Moisture availability and vegetation are decisive factors in ET variations, which are greater in the Atlantic Forest. Precipitation contributes positively to ET variations (r = 0.20–0.67). Significant trends (p < 0.05) in ET were identified, with opposing patterns.
Lucas de Morais Teixeira   +5 more
wiley   +1 more source

Manejo de la producción equina e impacto ambiental: el caso de establecimientos en Buenos Aires (Argentina) [PDF]

open access: yes, 2017
La producción equina en Buenos Aires (Argentina) es de 512847 cabezas. El manejo de la producción equina es un factor importante para la minimización de los efectos ambientales. Este manejo incluye la implementación de buenas prácticas.
Fernandez Cirelli, Alicia   +2 more
core   +1 more source

Precision Restoration to Minimize Soil Loss in a Watershed in the Atlantic Forest Domain

open access: yesLand Degradation &Development, EarlyView.
ABSTRACT The Turvo River Watershed, located in the Zona da Mata region of Minas Gerais and part of the Doce River Basin, faces serious problems of erosion and soil degradation, which compromise and reduce the quality of local water resources. Given this scenario, it is essential to implement environmental recovery strategies that prioritize the ...
Rodrigo Nobre Santana   +6 more
wiley   +1 more source

Taxonomy and diversity of Marcgraviaceae, north of the São Francisco river, northeast Brazil

open access: yesNordic Journal of Botany, EarlyView.
This study provides a comprehensive assessment of Marcgraviaceae species diversity north of the São Francisco river in northeastern Brazil, analyzing species richness and distribution patterns across 384 000 km² of phytogeographic domains. Through field collections, herbarium studies (both physical and digital), and detailed morphological analyses, we ...
Thales Carvalho   +4 more
wiley   +1 more source

Agua

open access: yesRevista de Investigación y Educación en Ciencias de la Salud (RIECS)
Publicat a El Periódico.
Alfonso Gutiérrez Giménez   +1 more
  +6 more sources

Comparación técnico-económica entre coagulación química y electrocoagulación para remover arsénico del agua

open access: yesTecnología y ciencias del agua, 2012
En este trabajo se comparan los procesos de coagulación química (CQ) y electrocoagulación (EC) para remover arsénico de agua de pozo. El estudio se realizó a escala piloto en una fuente de abastecimiento de agua para consumo humano con presencia de ...
Sara Pérez-Castrejón   +7 more
doaj  

La interpretación del «relato» en la doble obra lucana

open access: yesEstudios Eclesiásticos, 2020
El objetivo del artículo es tomar parte en el actual debate exegético en torno a la doble obra lucana como relato, en el marco más amplio del estudio narrativo de los Evangelios y del libro de los Hechos de los Apóstoles.
Agustín del Agua
doaj  

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