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Mostrando publicaciones 1-11 de 11
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A smart crop water stress index-based io T solution for precision irrigation of wine grape
Fuentes-Peñailillo, Fernando; Ortega-Farías, Samuel; Acevedo-Opazo, Cesar; Rivera, Marco; Araya-Alman, Miguel (2024)The Scholander-type pressure chamber to measure midday stem water potential (MSWP) has been widely used to schedule irrigation in commercial vineyards. However, the limited number of sites that can be evaluated using the ...
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Characterization of volatile compounds of Gök Üzüm raisins produced from grapes pre-treated with different dipping solutions
Karakus, Sinem; Kaya, Ozkan; Seyed Hajizadeh, Hanifeh; Gutiérrez-Gamboa, Gastón; Ates, Fadime; Turan, Metin; Araya-Alman, Miguel (2023)Background Raisins contain a wide range of secondary metabolites, including volatile compounds that may contribute to the health benefits and preference of consumers. To our knowledge, this is one of the first studies ...
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Effects of different irrigation levels on plant water status, yield, fruit quality, and water productivity in a drip-irrigated blueberry orchard under Mediterranean conditions
Ortega-Farías, Samuel; Espinoza-Meza, Sergio; López-Olivari, Rafael; Araya-Alman, Miguel; Carrasco-Benavides, Marcos (2021)As blueberries are susceptible to water stress and their future cultivation in semiarid Mediterranean areas will be challenged by drought, irrigation management strategies will be needed to optimize water productivity and ...
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Effects of four irrigation regimes on yield, fruit quality, plant water status, and water productivity in a furrow-irrigated red raspberry orchard
Ortega-Farias, Samuel; Espinoza-Meza, Sergio; Lopez-Olivari, Rafael; Araya-Alman, Miguel; Carrasco-Benavides, Marcos (2022)Due to drought intensification in Mediterranean-type climates, raspberry growers need to implement irrigation scheduling to save water without decreases in yield and fruit quality. A study was performed to evaluate ...
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Estudio espacializado del decaimiento de la vid en cuarteles Cabernet Sauvignon y Chardonnay
Farías Muñoz, Karen; Pañitrur De la Fuente, Carolina; Gutiérrez-Gamboa, Gastón; Araya-Alman, Miguel; Lolas, Mauricio; Verdugo-Vásquez, Nicolás; Valdés-Gómez, Héctor; Acevedo-Opazo, Cesar (2023)Las enfermedades fúngicas de la madera de la vid (EMVs) están entre los problemas fitosanitarios más dañinos en la industria vitivinícola; entre los principales síntomas observados en campo destaca una reducción drástica ...
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How are vineyards management strategies and climate-related conditions affecting economic performance? a case study of chilean wine grape growers
Bopp, C.; Jara-Rojas, Roberto; Engler, Alejandra; Araya-Alman, Miguel (2022)In wine grape production, growers decide between alternative management strategies of the vineyard that have direct consequences on competitiveness. The aim of this study is to evaluate the impact on economic performance ...
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Leaf morpho-colorimetric characterization of different grapevine varieties through changes on plant water status
Gutiérrez-Gamboa, Gastón; Torres-Huerta, Nicolás; Araya-Alman, Miguel; Verdugo-Vásquez, Nicolás; Moreno-Simunovic, Yerko; Valdés-Gómez, Héctor; Acevedo-Opazo, Cesar (2021)Background: Currently, some ampelographic methods are developing in order to identify grapevine varieties. For this purpose, morpho-colorimetric parameters in leaves have been analyzed by digital imagen analysis, but some ...
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Relationship between soil properties and banana productivity in the two main cultivation areas in Venezuela
Olivares, Barlin O.; Araya-Alman, Miguel; Acevedo-Opazo, Cesar; Rey, Juan Carlos; Cañete-Salinas, Paulo; Giannini Kurina, Franca; Balzarini, Mónica; Lobo, Deyanira; Navas-Cortés, Juan A.; Landa, Blanca B.; Gómez, José A. (2020)To identify the main edaphic variables most correlated to banana productivity in Venezuela and explore the development of an empirical correlation model to predict this productivity based on soil characteristics. Six ...
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Research note: spur pruning leaving one bud is an interesting viticultural strategy to control bud acrotony in bolivian vineyards
Gutiérrez-Gamboa, Gastón; Pinedo, X.; Villena, W.; Araya-Alman, Miguel; Pszczólkowski, P. (2023)Bolivian viticulture is mostly found in the Central Valley of Tarija, which is characterised by a subtropical climate with high thermal oscillation in winter that results in low accumulation of chilling units. Such climatic ...
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Spatial variability of production and quality in table grapes ‘flame seedless’ growing on a flat terrain and slope site
Verdugo-Vásquez, Nicolás; Villalobos-Soublett, Emilio; Gutiérrez-Gamboa, Gastón; Araya-Alman, Miguel (2021)(1) Background: Precision agriculture has been used mostly to study spatial variability in vineyards for winemaking. Nevertheless, there is little available information on the impacts of its use on table grape vineyards ...
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What are the factors explaining pesticide sprayings on grapevines? A comparison of 440 plots belonging to three wine valleys of Chile
Bopp, C.; Araya-Alman, Miguel; Engler, Alejandra; Jara-Rojas, Roberto; Igor, Y. (2021)Spraying pesticides on grape skins is a common practice in vineyards, which has negative impacts on the environment and generates public health challenges. This work aims to identify the factors that explain the intensity ...