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Mostrando ítems 81-100 de 235
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Especies del genero Frankliniella [Thysanoptera: Thripidae] registradas en la Argentina, una actualización = Species of genus Frankliniella (Thysanoptera: Thripidae) recorded from Argentina, an update
(2013)Este trabajo proporciona una clave ilustrada para 21 especies de Frankliniella registradas para la Argentina, incluyendo tres citas nuevas: Frankliniella graminis Cavalleri & Mound, colectado sobre Sorghum halepense; ... -
Estimación de potencial hídrico en vid por medio de medidas termográficas y espectrales
(Gerencia de Comunicación e Imagen Institucional, DNA SICC, INTA, 2011-04)El potencial hídrico foliar (ΨL) es una variable frecuentemente utilizada para medir el estado hídrico de los cultivos. Su medición con cámara de presión es lenta, lo que impide tomar un gran número de muestras. El objetivo ... -
Estimación del carbono orgánico en los suelos de ecosistema de páramo en Colombia
(Asociacion Española de Ecologia Terrestre (aeet), 2020-01)Los ecosistemas montañosos (en los cuales se encuentran los páramos) ocupan una quinta parte de la superficie terrestre, albergan el 25% de la biodiversidad del planeta y suministran agua de consumo para la población ... -
Estrategias de manejo para la transición hacia viñedos sostenibles en Mendoza = Management strategies for the transition to sustainable vineyards in Mendoza
(Facultad de Ciencias Agrarias, Universidad Nacional de Cuyo, 2019-12)En agro-ecosistemas de regadío frágiles como los de Mendoza, con suelos de baja ferti¬lidad, escasas precipitaciones y elevada evapotranspiración estival, el cambio climático tendrá un impacto significativo. Las prácticas ... -
Evaluación de tolerancia al NaCl en cultivares viníferas y portainjertos híbridos del género Vitis = Evaluation of NaCl tolerance on grapevines cultivars and hybrids rootstocks from genus Vitis
(Universidad Nacional de Cuyo. Facultad de Ciencias Agrarias, 2013)El objetivo fue evaluar la supervivencia al riego con soluciones de NaCl en 28 genotipos del género Vitis para identificar su grado de tolerancia salina. Se estudiaron 11 híbridos de Vitis americanos y 17 variedades de ... -
Evaluación de un panel para recuperación de deriva en aplicaciones fitosanitarias en viñedos = Evaluation of a drift recovery panel for phytosanitary treatments in vineyards
(Facultad de Ciencias Agrarias, Universidad Nacional de Cuyo, 2016-12)Se construyó un panel con deshumidificadores acoplable a máquinas atomizadoras convencionales, capaz de retener el líquido de pulverización que se pierde por deriva. Los objetivos del trabajo fueron: a) verificar su capacidad ... -
Evaluación económica de las pérdidas por granizo en los oasis de la provincia de Mendoza e identificación de eventos extremos
(Facultad de Ciencias Económicas, Universidad de Buenos Aires, 2022-06)Una de las principales amenazas a la sustentabilidad de los sistemas agrícolas de Mendoza son las tormentas de granizo, las cuales crean un factor de disturbio de las previsiones productivas; si bien constituye un evento ... -
Evaluation of behaviour of Lachancea thermotolerans biocontrol agents on grape fermentations
(Society for Applied Microbiology, 2018-07)Previous researches have showed that Lachancea thermotolerans strains RCKT4 and RCKT5 inhibited the growth of Aspergillus. However, currently, there are no data on their nutritional preferences, as a possible substrate ... -
Evaluation of different chemical preservatives to control Zygosaccharomyces rouxii growth in high sugar culture media
(Elsevier, 2015-04)Zygosaccharomyces rouxii is an osmophilic yeast responsible for a large amount of economic loss in high sugar food production. Statistical modelling techniques were used in the present study to assess the individual effects ... -
Evaluation of dihydroquercetin-3-O-glucoside from Malbec grapes as copigment of malvidin-3-O-glucoside
(2015-05-15)Malbec is a wine grape variety of great phenolic potential characterized for its high levels of anthocyanins and dihydroflavonols. To evaluate the possible implication of dihydroflavonols in the expression of red wine color ... -
Evaluation of Saccharomyces cerevisiae strains as probiotic agent with aflatoxin B1 adsorption ability for use in poultry feedstuffs
(2012-08)In this study the aflatoxin B1 (AFB1) removal capacity, the tolerance to salivary and gastrointestinal conditions, autoaggregation and coaggregation with pathogenic bacteria of Saccharomyces cerevisiae strains isolated ... -
Evaluation of the effectiveness of potential biocontrol yeasts against black sur rot and ochratoxin A occurring under greenhouse and field grape production conditions
(2016)The efficacy of two strains of Lanchancea thermotolerans in preventing the growth and ochratoxin A (OTA) accumulation of ochratoxigenic fungi under greenhouse and field conditions were evaluated during three consecutive ... -
Exhausted grape marc and organic residues composting with polyethylene cover: process and quality evaluation as plant substrate
(Elsevier, 2019-09)In Argentina, wine production is one of the most important economic activities, producing a large quantities of organic wastes. Composting is a viable alternative to treat these residues, with the possibility to obtain ... -
Expression of grapevine AINTEGUMENTA-like genes is associated with variation in ovary and berry size
(2016-05)Fruit size is a highly important trait for most fruit and vegetable crops. This trait has been a main selection target and could be involved in divergent selection processes leading to the differentiation between modern ... -
Extraction, Evolution, and Sensory Impact of Phenolic Compounds During Red Wine Maceration
(2014)We review the extraction into wine and evolution of major phenolic classes of sensory relevance. We present a historical background to highlight that previously established aspects of phenolic extraction and retention into ... -
First american records of Aphis intybi (Hemiptera: Aphididae) with notes on two other related adventive species in Argentina
(Florida Entomological Society, 2012-12)Aphis intybi Koch is recorded for the first time in North and South America. Measurements for the identification of this species in comparison with Aphis craccivora Koch are given. Aphis cytisorum Hartig is recorded for ... -
First report of Dactylonectria alcacerensis, Dactylonectria macrodidyma and Ilyonectria liriodendri associated with black-foot disease of grapevine in Argentina
(American Phytopathological Society, 2022-03-07)Black-foot is a fungal disease that affects young vines and planting material in the countries where grapevines are cultivated. During the 2018 grape-growing season, symptoms of reduced vigor, short internodes, leaf ... -
First report of grapevine red blotch virus infecting grapevine in Argentina
(Springer, 2019-04)Argentina is the fifth wine producer worldwide and 10th global grapevine producer, with over 2,100,000 tons of grapes harvested in 2017. So far, 12 viruses have been identified in grapevine in Argentina (Debat et al. 2019). -
Free Volatile Compounds of cv. Pedro Giménez (Vitis vinifera L.) White Grape Must Grown in San Juan, Argentina
(2018)The free aromatic composition of must from Pedro Giménez grapes, grown in San Juan, Argentina, was characterised. Samples from the vintages of 2008 and 2009 were analysed by gas chromatography–mass spectrometry–solid phase ... -
Fruit-localized photoreceptors increase phenolic compounds in berry skins of field-grown Vitis vinifera L. cv. Malbec
(2015-02)Sunlight exposure has multiple effect on fruits, as it affects the light climate perceived by fruit photoreceptors and fruit tissue temperature. In grapes (Vitis vinifera L.), light exposure can have a strong effect on ...