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Now showing items 4912-4931 of 7261
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N and S concentration and stoichiometry in soybean during vegetative growth: Dynamics of indices for diagnosing the S status
(Elsevier, 2016-11)Information regarding the pattern of sulphur (S) accumulation in shoots is scarce for field crops and few comprehensive analysis were performed on N:S stoichiometry. Particularly, the need to study the patterns of uptake, ... -
N y S en cebada cervecera: eficiencias de utilización y sus componentes
(2018-05)La eficiencia de utilización de un nutriente es la relación entre el rendimiento logrado y la cantidad del nutriente absorbido. El requerimiento de un nutriente (i.e. cantidad de nutriente absorbido por unidad de rendimiento) ... -
N:P:S stoichiometry in grains and physiological attributes associated with grain yield in maize as affected by phosphorus and sulfur nutrition
(2017-03)Balanced nutrition is necessary to reduce yield gaps in maize. Simultaneous phosphorus (P) and sulfur (S) deficiencies may be present in soils, so a P × S interaction is expected. In maize, yield is closely related to grain ... -
El nabo como recurso forrajero invernal en la producción de carne
(Gerencia de Comunicación e Imagen Institucional, DNA SICC, INTA, 2015-08)El objetivo del trabajo fue evaluar la producción de carne con nabo forrajero (Brassica napus x B. oleracea cv Interval) en cultivo puro y en mezcla con avena bajo pastoreo con novillitos a fines del invierno. El experimento ... -
¿El Nan mejora el diagnóstico de nitrógeno en trigo?
(2013-06)El aporte de nitrógeno (N) por mineralización es una de las principales fuentes de N para los cultivos, particularmente en suelos con altos contenidos de materia orgánica (MO) (Echeverría y Ferrari, 1993). En general, el ... -
Nanocomposites based on pH-sensitive hydrogels and chitosan decorated carbon nanotubes with antibacterial properties
(2018-09-01)The present work aimed to study the properties of a novel nanocomposite with promising biomedical applications. Nanocomposites were prepared by the addition of different concentrations of chitosan decorated carbon nanotubes ... -
Nanofibras de celulosa a partir de batata INTA (Ipomoea batatas) y caña tacuara argentina (Guadua angustifolia)
(2017-10)Las Nanofibras de Celulosa (CNF) tienen la capacidad de servir de refuerzo y formar materiales compuestos con sistemas dinámicos que están mostrando un enorme potencial para mejorar significativamente las tecnologías ... -
Nanostructured voltammetric sensor for ultra-trace anabolic drug determination in food safety field
(2013-11)A sensitive electrochemical sensor for clenbuterol (CL) determination in bovine urine samples was designed. This drug was originally developed for the treatment of respiratory pathologies. However, in the livestock industry, ... -
Napa freática: Dinámica, variables de control y contenido de nitratos en suelos de pampa arenosa
(Asociación Argentina Ciencia del Suelo, 2017-07)A fin de estudiar la dinámica y control de la napa freática y el contenido de nitratos, en lotes agrícolas del Oeste bonaerense, se analizaron registros de ocho años de nivel freático y muestras de agua extraídas durante ... -
Naranjas listas para consumir
(2018)El agregado de valor en origen, es uno de los objetivos más frecuentes que se plantean en la mayoría de las zonas productoras de frutas y hortalizas. La producción de naranjas del norte de Buenos Aires, no es una excepción. ... -
Narrative foresight in technical organizations: epistemological and methodological contributions from a practice of scenario method in Argentina
(Springer, 2017)The following paper explores the experience of narrative Foresight applied to the use of the scenario method in Argentina in the light of the contributions of critical Future Studies concerning the narrative dimension ... -
Narrow host range phages associated with citrus canker lesions in Florida and Argentina
(Springer, 2013-02)Bacteriophages were isolated from naturally infected citrus canker lesions from diverse locations in Florida and Argentina and characterized for host range using a world-wide collection of Xanthomonas citri subsp. citri ... -
National-scale soybean mapping and area estimation in the United States using medium resolution satellite imagery and field survey
(2017)Reliable and timely information on agricultural production is essential for ensuring world food security. Freely available medium-resolution satellite data (e.g. Landsat, Sentinel) offer the possibility of improved global ... -
Native Forests and Agriculture in Salta (Argentina) : conflicting visions of development
(SAGE Publishing, 2011-09)Despite much deforestation in the past, the northwestern Argentinean province of Salta still has more than 6 million hectares of native forests. Land use conversion for agriculture is threatening these forests and the ... -
Native tree regeneration in native tree plantations: understanding the contribution of Araucaria angustifolia to biodiversity conservation in the threatened Atlantic Forest in Argentina
(Wiley, 2020)Deforestation is a global process that has strongly affected the Atlantic Forest in South America, which has been recognised as a threatened biodiversity hotspot. An important proportion of deforested areas were converted ... -
Natives helping foreigners? The effect of inoculation of poplar with patagonian beneficial microorganisms
(2017-12)Inoculation with microorganisms represents an opportunity to enhance tree production, directly affecting plant growth or survival at planting. The aim of the present study was to evaluate the effect of mixed inoculation ... -
Natural Contamination with Mycotoxins Produced by Fusarium graminearum and Fusarium poae in Malting Barley in Argentina
(2018)Two of the most common species of toxin-producing Fusarium contaminating small cereal grains are Fusarium graminearum and F. poae; with both elaborating diverse toxins, especially deoxynivalenol (DON) and nivalenol (NIV), ... -
Natural control of corn postharvest fungi Aspergillus flavus and Penicillium sp. using essential oils from plants grown in Argentina
(Wiley; Institute of Food Technologists, 2014-12)The objective in this study was to evaluate the antifungal activity of essential oils from native and commercial aromatic plants grown in Argentina against corn postharvest fungi and to link the essential oil bioactivity ... -
Natural dynamics and thinning response of young lenga [Nothofagus pumilio] trees in secondary forests of Southern Patagonia = Dinámica natural y respuesta al raleo de árboles juveniles de lenga (Nothofagus pumilio) en bosques secundarios en Patagonia Sur
(2013)For saw-log production, planned thinning in secondary forests may reduce the time to yield products of a desired size and quality. To explore some options, long-term monitoring plots were established in 1996 in two secondary ... -
Natural infection in Pampas fox (Lycalopex gymnocercus) by Lagochilascaris major Leiper, 1910 (Nematoda: Ascarididae) in Buenos Aires, Argentina
(Springer Netherlands, 2018-06-15)Lagochilascariosis is an emerging parasitic disease limited to the American continent, caused by nematodes of the genus Lagochilascaris. Its life cycle is heteroxenous, involving natural definitive hosts (wild carnivores), ...