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Now showing items 3713-3732 of 5348
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Obras de captación de vertientes
(2016)En la zona de sierras y mesetas del noroeste del Chubut y al igual que en gran parte de la Patagonia, el agua es un elemento codiciado, muy escaso y utilizado en la familia rural no sólo para consumo humano sino también ... -
Observaciones preliminares del efecto del tamaño de celdas en los niveles de infestación de Varroa destructor sobre abejas Apis mellifera
(EEA Reconquista, 2018-06)En el relevamiento realizado por INTA Centro Regional Santa Fe durante 2015 en toda la provincia, se describe que la prevalencia de adultos con V. destructor en colmenas con más de 3% de infestación, parece estar asociada ... -
Observations on the efficiency of using different cashmere combs
(2013-09)The effect of using small or large cashmere combs on cashmere harvest, cashmere quality and combing time was studied on Raeini cashmere goats in nomadic goat breeding systems of the Iranian province of Kerman. Two groups ... -
Observatorios territoriales para el desarrollo y sustentabilidad de los territorios. VOL. 1: Marco conceptual y metodológico
(Ediciones INTA, 2017)El primer volumen tiene como fin cimentar la comprensión e implicancia que los observatorios territoriales tienen para el desarrollo y la sustentabilidad de territorios. Se brindan tanto fundamentos metodológicos como ... -
Obtaining sexual genotypes for breeding in buffel grass
(2013-09)Buffel grass (Cenchrus ciliaris L. syn. Pennisetum ciliare (L.) Link) is a species that is highly tolerant to drought and is used primarily as forage in drier regions throughout the subtropics and tropics. It reproduces ... -
Occurrence and characterization of a severe isolate of Watermelon mosaic virus from Argentina
(2016)More than 50 viruses have been reported in cucurbit crops worldwide. In Argentina, cucurbit viruses have been associated with important yield losses. The most prevalent and widespread potyvirus is Watermelon mosaic virus ... -
Occurrence and distribution of soil Fusarium species under wheat crop in zero tillage
(2013)The presence of Fusarium species in cultivated soils is commonly associated with plant debris and plant roots. Fusarium species are also soil saprophytes. The aim of this study was to examine the occurrence and distribution ... -
Occurrence of Anastrepha fraterculus and Ceratitis capitata (Diptera: Tephritidae) in Organically Grown Rubus (Rosales: Rosaceae), in Two Contrasting Environments of Northwestern Argentina
(2017)In Tucumán (northwestern Argentina) during 2013 and 2014, Anastrepha fraterculus (Wiedemann) (Diptera: Tephritidae) and Ceratitis capitata (Wiedemann) (Diptera: Tephritidae) were found infesting organically grown blackberries ... -
Occurrence of glyphosate and AMPA in an agricultural watershed from the southeastern region of Argentina
(Elsevier, 2015-12-01)Glyphosate (GLY) and AMPA concentrations were determined in sandy soil profiles, during pre- and post-application events in two agricultural soybean fields (S1 and S2). Streamwater and sediment samples were also analyzed. ... -
Occurrence of powdery mildew disease in wheat fertilized with increasing silicon doses: a chemometric analysis of antioxidant response
(Springer, 2016-08)Blumeria graminis (Bgt) is a pathogenic fungus that affects severally wheat plants provoking high losses in wheat production. Biochemical parameters like enzyme activity of catalase, superoxide dismutase, or peroxidases ... -
Occurrence of the complete cycle of Puccinia sorghi Schw. in Argentina and implications on the common corn rust epidemiology
(Springer, 2018-12)The life-cycle of Puccinia sorghi, a heteroecious fungus, consists of five well-defined spore stages. The uredinial and telial stages are completed on the primary host (maize) whereas spermagonial and aecial stages occur ... -
Odour Profile of Beef Using an Electronic Nose Based on MOS-Sensor
(2013-02)The development of the aroma and flavour of cooked meat is a very complex process in which different components react to produce chemical intermediates or final flavour volatiles compounds. The aim of the present research ... -
Of volcanoes and insects: the impact of the Puyehue–Cordon Caulle ash fall on populations of invasive social wasps, Vespula spp.
(2013-03)Las erupciones volcánicas tienen importantes efectos en los ecosistemas terrestres. Los efectos bióticos de ceniza volcánica en las poblaciones de insectos varian de un generalizado y catastróficoa lo sutil y localizada. ... -
Oil biogenesis and antioxidant compounds from “Arauco” olive (Olea europaea L.) cultivar during fruit development and ripening
(Wiley, 2015-03)“Arauco” is the only olive (Olea europaea L.) cultivar recognized from Argentina in the World Catalogue of Olive Varieties. Drupes from this cultivar were handpicked at different stages of fruit development and ripening—referred ... -
Oil quality and sugar content of peanuts (Arachis hypogaea) grown in Argentina : their relationship with climatic variables and seed yield
(2003-09)The ratio of oleic to linoleic acids (O/L) and the tocopherol content are important features in determining peanut (Arachis hypogaea) seed shelf life. Soluble carbohydrates are known to be important precursors in roasted ... -
Oil quality of maize and soybean genotypes with increased oleic acid percentage as affected by intercepted solar radiation and temperature
(Elsevier, 2012-02-27)Oil fatty acid composition of traditional genotypes of several crops including maize and soybean is affected by intercepted solar radiation per plant and temperature during grain filling. The effect of intercepted radiation ... -
Olas de calor : efecto sobre la fecha de brotación, el crecimiento de brotes y los tejidos conductores de agua en plantas de vid cv.Malbec
(2014)El artículo presenta los resultados de un ensayo realizado en la EEA Mendoza INTA relacionado con el cambio climático. Se evaluaron los efectos que pueden tener las olas de calor, ocurridas antes de la brotación, sobre ... -
Olfactory attraction of the larval parasitoid, Hyposoter horticola, to plants infested with eggs of the host butterfly, Melitaea cinxia
(Entomological Society of America, 2010-01)Parasitoids locate inconspicuous hosts in a heterogeneous habitat using plant volatiles, some of which are induced by the hosts. Hyposoter horticola Gravenhost (Hymenoptera: Ichneumonidae) is a parasitoid of the Glanville ...