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Mostrando ítems 1-12 de 12
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Apple (Malus domestica) and pear (Pyrus communis) yield prediction after tree image analysis
Del Brio, Dolores; Tassile, Valentin; Bramardi, Sergio Jorge; Fernandez, Dario Eduardo; Reeb, Pablo Daniel (Facultad de Ciencias Agrarias, Universidad Nacional de Cuyo, 2023-12)Yield forecasting depends on accurate tree fruit counts and mean size estimation. This information is generally obtained manually, requiring many hours of work. Artificial vision emerges as an interesting alternative to ... -
Comparison of lures loaded with codlemone and pear ester for capturing codling moths,Cydia pomonella, in apple and pear orchards using mating disruption
Fernandez, Dario Eduardo; Cichon, Liliana; Garrido, Silvina Alejandra; Ribes-Dasi, M.; Avilla, J. (Oxford Academic Press, 2010-01)Studies were conducted in apple, Malus domestica Borkhausen and pear, Pyrus communis L. (Rosales: Rosaceae), orchards to evaluate the attractiveness of grey halobutyl septa loaded with 1 (L2) and 10 (Mega) mg of codlemone, ... -
Construcción conjunta de herramientas agromáticas de gestión para los productores frutícolas de los valles de la Norpatagonia (1)
Leskovar, Mario Leopoldo; Malaspina, María Laura; Podgornik, Gabriel; Villarreal, Patricia; Grosso, Guillermo Alejandro; Fernandez, Dario Eduardo; Kogan, Pablo; Relloso, Juan Manuel (SENASA, 2014)La instrumentación del uso del cuaderno de campo es un elemento fundamental en la aplicación de normas de calidad, permite el registro de las acciones desarrolladas en los predios. Esto constituye un soporte en papel de ... -
Cover crops influence soil properties and tree performance in an organic apple (Malus domestica Borkh) orchard in northern Patagonia
Sanchez, Enrique Eduardo; Giayetto, Alejandro Lorenzo; Cichon, Liliana; Fernandez, Dario Eduardo; Aruani, María Cristina; Curetti, Mariela (Springer, 2007-02-28)Little is known about the eVects of cover crops on soil properties in organic orchards. To Wll this gap, this work aimed at examining the eVects of several cover crops on soil fertility, nitrate dynamics, populations of ... -
Crisópidos (Insecta: Neuroptera) asociados a frutales de pepita en el Alto Valle de Río Negro y Neuquén (región Patagonia Norte Argentina)
González, E.V.; Heredia, José Federico; Cichon, Liliana; Fernandez, Dario Eduardo; Garrido, Silvina Alejandra (ASAHO, 2011)La región del Alto Valle de Río Negro y Neuquén constituye la mayor zona productora de frutales de pepita de la Argentina. Debido a recientes modificaciones en los requisitos de los mercados importadores de fruta fresca, ... -
Effects of soil management on yield, growth and soil fertility in an organic apple orchard
Sanchez, Enrique Eduardo; Cichon, Liliana; Fernandez, Dario Eduardo (ISHS, 2006-10)The objective of this work was to evaluate the effects of soil management on yield, growth and soil fertility in an organic apple orchard cv. Royal Gala/EM 26 planted in 1994 at 4 x 2 m. In 1999, treatments applied to the ... -
Evaluation of phosphine gas as a quarantine treatment for obscure mealybug for export markets
Cichon, Liliana; Garrido, Silvina Alejandra; Gomez, Roberto Carlos; Fernandez, Dario Eduardo; Argañaraz, Luis Manuel; Gastaminza, Gerardo (ISHS, 2011-10)Obscure mealybug (Pseudococcus viburni (Hemiptera: Pseudococcidae)) is present in the pome orchards of the Upper Valley of Río Negro and Neuquén. It is a quarantine pest of actual and/or future importance for the markets ... -
Horticultural mineral oil applications for apple powdery mildew and codling moth, Cydia pomonella (L.)
Fernandez, Dario Eduardo; Beers, Elizabeth H.; Brunner, Jay F.; Doerr, Michael D.; Dunley, John E. (Elsevier, 2006-06)Horticultural mineral oil (Orchex 796) was tested in two treatment regimes, either a three-spray early season program targeting apple powdery mildew, Podosphaera leucotricha (All. & Evherh.) Salm. (Oil/Disease treatment) ... -
Nuevos registros de Habrobracon hebetor (Hymenoptera: Braconidae) en la Argentina
Martínez, Juan José; Cichon, Liliana; Fernandez, Dario Eduardo; Garrido, Silvina Alejandra (Sociedad Entomológica Argentina, 2009)Se proveen nuevos registros de Habrobracon hebetor (Say) de Choele Choel, Río Negro, y de la Ciudad Autónoma de Buenos Aires, Argentina. Parte de los ejemplares analizados fueron criados a partir de larvas de Plodia ... -
Primera cita de la especie Goniozus legneri (Hymenoptera: Bethylidae) en el Alto Valle de Río Negro, Patagonia Argentina
Garrido, Silvina Alejandra; Cichon, Liliana; Fernandez, Dario Eduardo; Azevedo, Celso (Sociedad Entomológica Argentina, 2005-07)Se reporta por primera vez para la zona del Alto Valle de Río Negro, a Goniozus legneri Gordh, parasitando naturalmente larvas de Cydia pomonella (L), "carpocapsa", en montes comerciales de manzanos y nogales. Se comentan ... -
Sex pheromone of Argyrotaenia pomililiana (Lepidoptera: Tortricidae), a leafroller pest of apples in Argentina
Cichon, Liliana; Trematerra, Pascuale; Coracini, Myrian D. A.; Fernandez, Dario Eduardo; Bengtsson, Marie; Witzgall, Peter (Oxford University Press, 2004-06)Sex pheromone gland extracts of Argyrotaenia pomililiana Trematerra & Brown females contained seven 14-chain compounds, the Z and E isomers of 11-tetradecenyl acetate, 11-tetradecen-1-ol, and 11-tetradecenal, respectively, ... -
Toxicological and biochemical response to azinphos-methyl in Cydia pomonella L. (Lepidoptera: Tortricidae) among orchards from the Argentinian Patagonia
Soleño, Jimena; Anguiano, Olga Liliana; Pechen de D’Angelo, Ana; Cichon, Liliana; Fernandez, Dario Eduardo; Montagna, Cristina Mónica (Wiley, 2008-03-31)BACKGROUND: Azinphos-methyl is the main insecticide used to control codling moth on apple and pears in Northern Patagonia. The aim of this study was to evaluate the toxicological and biochemical response of diapausing ...