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Defoliation Frequency Effects on Shoots and Roots of Poa ligularis in Arid Patagonia, Argentina
(Sryahwa Publications, 2016)Poa ligularis is an important forage, perennial bunchgrass in Patagonian rangelands. We hypothesized that (1) root biomass in P. ligularis is not reduced by increased defoliation frequency, as carbon would be allocated ... -
Developmental changes in cell wall polysaccharides from sweet cherry [Prunus avium L.] cultivars with contrasting firmness
(2013-10)Firmness is a major quality attribute of fresh cherries, and is also a main factor affecting susceptibility to bruising and postharvest rots. In order to identify the factors determining the textural differences between ... -
Efecto de pies clonales sobre el crecimiento y productividad en manzano cv Cripps Pink en el Alto Valle de Río Negro y Neuquén
(Ediciones INTA, 2022-08)Con el objetivo de evaluar el comportamiento vegetativo y productivo de diferentes portainjertos clonales de manzano en la zona del Alto Valle de Río Negro y Neuquén se realizó un ensayo de cv. Cripps Pink con dos combinaciones ... -
Efectos de la intensidad y momento de raleo en Cerezo (Prunus avium) cv Santina = Effects of intensity and the moment of fruit thinning in Cherries (Prunus avium) cv Santina
(Brazilian Journals Publicações de Periódicos e Editora, 2021-10)Se evaluaron los efectos de la intensidad y momentos de raleo sobre la calidad de la fruta de cerezo dulce cv Santina para el mercado de exportación. El ensayo se realizó en la zona de Vista Alegre sur (Pcia del Neuquén) ... -
Effect of Postharvest Soil and Foliar Application of Boron Fertilizer on the Partitioning of Boron in Apple Trees
(American Society for Horticultural Science, 2005-12)This study was carried out on mature `Delicious' apple trees (Malus domestica Borkh.) on EM 9 rootstock. Labeled B (99.63 Atom % 10B) was applied as boric acid. Treatments were postharvest foliar B at 375 mg·L–1, postharvest ... -
Effect of pre and postharvest application of fungicides on postharvest decay of Bosc pear caused by Alternaria—Cladosporium complex in North Patagonia, Argentina
(Elsevier, 2017-11-18)In recent years, decays by Alternaria spp. and Cladosporium spp. constituted a hazard to “Bosc” pear fruit during cold storage with significant economic losses (about 50%) in the Rio Negro and Neuquen Valleys. Studies with ... -
Effect of pressure on the quality of pesticide application in orchards
(Instituto de Investigaciones Agropecuarias (INIA), Chile, 2010)Only part of the active ingredient used in agrochemical applications in orchards is retained on the trees. The product that is not retained is lost as sedimentation in the soil and as drift, the latter being a major source ... -
Effects of chlorpyrifos on enzymatic systems of Cydia pomonella (Lepidoptera: Tortricidae) adults
(Wiley, 2017-06)The control program of codling moth (Cydia pomonella L.) in the Río Negro and Neuquén Valley is intended to neonate larvae. However, adults may be subjected to sublethal pesticide concentrations generating stress which ... -
Efficacy of fungicides against brown spot of pear in Argentina
(Elsevier, 2023-12)Brown spot of pear (BSP), a fungal disease of importance in Europe, has been recently detected for the first time in pear orchards in the Alto Valle of Río Negro (Patagonia), Argentina, South America. The disease is caused ... -
Empleo de mallas antigranizo para el control del asoleado en manzanas (Malus domestica Borkh), en el Alto Valle de Río Negro = Use of anti-hail nets to reduce sunburn damage in apple (Malus domestica Borkh) fruits at the Río Negro upper valley
(Asociación Argentina de Horticultura, 2015)Las pérdidas de producción ocasionadas por el asoleado de frutos en manzanas y peras son elevadas en la mayoría de las regiones frutícolas del mundo. Evaluaciones locales indicaron para la temporada 2002-03 pérdidas de ... -
Estrategias para modular los efectos de 1-MCP en peras Packham’s Triumph: aplicación simultánea con etileno con CO2 y tratamientos con calor
(Gerencia de Comunicación e Imagen Institucional, DNA SICC, INTA, 2015-04)Se realizaron dos experimentos con el objetivo de evaluar la efectividad de diferentes estrategias para recuperar la capacidad de maduración de peras Packham’s Triumph tratadas con 1-metilciclopropeno (1-MCP). Los resultados ... -
Evaluación de tecnologías alternativas de manejo para disminuir los daños causados por el viento en frutos de pera cv. Williams, en el alto valle de Río Negro, Argentina
(Gerencia de Comunicación e Imagen Institucional, DNA SICC, INTA, 2014-08)El viento, en los valles irrigados de Río Negro y Neuquén, es una adversidad climática importante, principalmente en primavera. La variedad de pera de mayor producción en esta región es Williams (Pyrus communis L. cv. ... -
Evaluación del crecimiento inicial de clones de álamo en el norte de la Patagonia = Evaluation of initial growth of poplar clones in North Patagonia
(Facultad de Ciencias Agrarias, Universidad Nacional de Cuyo, 2014)En los valles irrigados de Río Negro y Neuquén, el cultivo de álamos acompañó históricamente la producción agrícola, utilizándose clones de Populus nigra L. en cortinas rompeviento y clones de Populus xcanadensis Moench. ... -
Evaluation of low-drift nozzles in agrochemical applications in orchards
(Instituto de Investigaciones Agropecuarias (INIA), Chile, 2010)Fruit production demands several phytosanitary treatments per year. The efficiency of these treatments is affected by product loss because of drift, a situation that is aggravated by frequent high winds and the presence ... -
First report of Bacterial Spot with gum production in almond fruits of Argentina
(Ediciones INTA, 2020-08)Bacterial Spot of Almond is a pathology caused by Xanthomonas arboricola pv. pruni responsible for significant yield losses. During 2017, young symptomatic almond fruits were observed in orchards of Northern Patagonia, ... -
Geographic variability in response to azinphos‐methyl in field‐collected populations of Cydia pomonella (Lepidoptera: Tortricidae) from Argentina
(Wiley, 2012-11)BACKGROUND: Resistance to insecticides has been related to application history, genetic factors of the pest and the dynamic within the treated area. The aim of this study was to assess the geographic variation in azinphos‐methyl ... -
Impacto de la variabilidad climática estacional en la fenología de pera (Pyrus communis L.) cv. Williams en Río Negro-Argentina
(Universidad de Concepción, Chile, 2020)La variabilidad interanual de la fecha de floración en peral Pyrus communis L. influye sobre el rendimiento del cultivo. La temperatura del aire es el principal regulador del desarrollo fenológico en especies frutales de ... -
Improved monitoring of oriental fruit moth (Lepidoptera: Tortricidae) with terpinyl acetate plus acetic acid membrane lures
(2018-09)Male and female moth catches of Grapholita molesta (Busck) in traps were evaluated in stone and pome fruit orchards untreated or treated with sex pheromones for mating disruption in Uruguay, Argentina, Chile, USA, and Italy ... -
Incorporation of environmental covariates to nonlinear mixed models describing fruit growth
(Ediciones INTA, 2023-12)Yield prediction is still a major challenge in pear production. Forecasting fruit growth after modeled curves allows predicting both potential yield and quality. This research aimed to fit multilevel no-linear mixed models ... -
Influencia de la temperatura en la composición de los racimos de Vitis vinifera L. cv Pinot Noir expuestos al este y al oeste, en distintos estados de madurez
(Gerencia de Comunicación e Imagen Institucional, DNA SICC, INTA, 2012-04)Los componentes de las bayas (peso, azúcares, ácidos, polifenoles) están influenciados por el microclima de la canopia y por el estado de madurez de éstas, entre otros factores. El objetivo de este trabajo fue conocer la ...