Artículos científicos: Envíos recientes
Mostrando ítems 501-520 de 656
-
Mycotoxicoses of ruminants and horses
(Sage Publications, 2013-11)In the current study, mycotoxicoses of ruminants and horses are reviewed, with an emphasis on the occurrence of these diseases in South America. The main mycotoxicoses observed in grazing cattle include intoxications by ... -
Effect of gaseous atmosphere on different supplementation medium for In Vitro canine oocyte maturation
(Bentham Open, 2014-02)The aim of the present research was to verify the influence of two different atmosphere gases (A: 5%CO2, B: 5%CO2, 5%O2 and 90%N2) on three different maturation media on in vitro maturation (IVM) rates for oocytes from ... -
Denitrification in a Soil under Wheat Crop in the Humid Pampas of Argentina
(Scientific Research, 2014-09)The need to accurately estimate gaseous nitrogen losses from soils is required to have a better understanding of the processes involved as well as soil and environmental conditions, and management practices contributing ... -
Effect of Bovine Viral Diarrhea Virus on the ovarian functionality and in vitro reproductive performance of persistently infected heifers
(Elsevier, 2013-08-30)The aim of this study was to study the effect of Bovine Viral Diarrhea Virus on the reproductive female tract by means of analyzing the ovarian follicular population of persistently infected (PI) heifers, and evaluating ... -
Production of a bovine IL-12p40 probe and application using in situ hybridization on ruminant fixed tissues
(Elsevier, 2013-02-15)Pro-inflammatory cytokines (particularly IL-12) are important for initiating protective T helper 1 (Th1)-type immune responses and hence vital for combating intracellular infections and tumours. In situ hybridization (ISH) ... -
Presence of pesticides in surface water from four sub-basins in Argentina
(Elsevier, 2014-07)Argentina has 31 million hectares given over to agriculture comprising 2.2% of the world’s total area under cultivation (Stock Exchange of Rosario, Argentina). Despite the intensity of this agricultural activity, data on ... -
Patterns of resource use efficiency in relation to intra-specific competition, size of the trees and resource availability in ponderosa pine
(Elsevier, 2014-01-15)Patterns of resource use efficiency (RUE) in relation to intra-specific competition, size of the trees and resource availability are under debate. Also, the relationship between RUE and growth efficiency (GE) seems to be ... -
Características de sorción de fósforo del suelo en un sistema de engorde intensivo a corral y en una pastura natural = Soil phosphorus sorption characteristics in an intensive finishing system on a feedlot and natural pasture
(Universidad de Concepción, Chile, 2013)El sistema intensivo de producción de carne vacuna es de interés ambiental, debido al elevado aporte de fósforo (P) al suelo a través de las heces. El objetivo del estudio fue comparar parámetros de isotermas de sorción y ... -
Ecosystem services research in contrasting socio-ecological contexts of Argentina: critical assessment and future directions
(Elsevier, 2015-12)In Argentina, agricultural expansion and intensification has stimulated the utilization of the ecosystem services (ES) approach to understand the consequences of land-use and land-cover changes. However, Argentina's ... -
Evaluation and comparison of serological methods for the detection of bovine neosporosis in Argentina = Evaluación y comparación de pruebas serológicas para la detección de la neosporosis bovina en Argentina
(Asociación Argentina de Microbiología, 2015-12)Neospora caninum is a protozoan parasite that causes abortion and important economic losses in cattle worldwide. The accurate diagnosis of neosporosis is essential for management and control measures. The aims of this study ... -
Neospora caninum serostatus is affected by age and species variables in cohabiting water buffaloes and beef cattle
(Elsevier, 2014-07-14)The aim of this study was to investigate how Neospora caninum serostatus may be affected by variables such as host species (water buffaloes or cattle) and age in animals cohabiting in the same ranch. A convenience ... -
Quantifying the impacts of ecological restoration on biodiversity and ecosystem services in agroecosystems: A global meta-analysis
(Elsevier, 2015-04)Landscape transformation due to agriculture affects more than 40% of the planet’s land area and is the most important driver of losses of biodiversity and ecosystem services (ES) worldwide. Ecological restoration may ... -
Pathogenicity of Nc-Bahia and Nc-1 strains of Neospora caninum in experimentally infected cows and buffaloes in early pregnancy
(Springer, 2014-04)Neospora caninum is a protozoan parasite known as an important cause of bovine abortion worldwide. Little is currently known about how different strains of N. caninum vary in their pathogenicity. In this study, we compared ... -
Gross nitrogen mineralization and immobilization in temperate maize-soybean intercrops
(Springer, 2015-06)Background and aims: Reliance on nitrogen (N) fertilizers to maintain crop productivity requires a thorough understanding of the transformation of this nutrient within the soil-plant system. Organic matter input from a ... -
Edición génica: una oportunidad para la región
(Gerencia de Comunicación e Imagen Institucional, DNA SICC, INTA, 2018-12)Especialistas de los INIAs que integran el PROCISUR alientan el debate en torno a la ingeniería genética, a partir de los avances que se están alcanzando con la edición génica. Analizan el potencial de las tecnologías de ... -
Transmisión “intergeneracional” (agámica) de la tolerancia al estrés hídrico en Solanum tuberosum cv. Achat
(Gerencia de Comunicación e Imagen Institucional, DNA SICC, INTA, 2018-12)Los diferentes estreses tanto bióticos como abióticos afectan diversos cultivos y causan grandes pérdidas económicas. En los últimos años se han desarrollado estrategias para obtener plantas tolerantes a los diferentes ... -
Impacto de las enfermedades foliares sobre variables fisiológicas determinantes del rendimiento del girasol ante diferentes situaciones de cultivo
(Gerencia de Comunicación e Imagen Institucional, DNA SICC, INTA, 2018-12)La mancha de la hoja por Alternaria (ALT) y la mancha negra del tallo por Phoma (MNT) son enfermedades foliares endémicas del girasol en Argentina. MNT disminuye regularmente el rendimiento del girasol de alto potencial ... -
Métodos de colocación de fósforo en trigo y maíz bajo siembra directa en el sudeste bonaerense
(Gerencia de Comunicación e Imagen Institucional, DNA SICC, INTA, 2018-12)La siembra directa (SD) produce cambios físicos, químicos y biológicos en el suelo que pueden afectar la disponibilidad de P para los cultivos. El uso eficiente de fertilizantes debe combinar factores como dosis, momento, ... -
Genomic relationships between hexaploid Helianthus resinosus and diploid Helianthus annuus (Asteraceae)
(Springer, 2014-05)Genus Helianthus comprises diploid and polyploid species. An autoallopolyploid origin has been proposed for hexaploid species but the genomic relationships remain unclear. Mitotic and meiotic studies in annual Helianthus ... -
Critical nitrogen dilution curve in processing potato cultivars
(Scientific Research, 2015-12)The critical nitrogen dilution curve (CNDC) can be used as a diagnostic tool to assess crop N nutrition during the growing season. Potato cultivars have different biomass production and accumulation of N and consequently ...