EEA Rafaela: Envíos recientes
Mostrando ítems 361-380 de 596
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Evolución del cultivo de frutilla en la provincia de Santa Fe (Argentina) en los últimos 50 años = Strawberry crop evolution in province of Santa Fe (Argentina) in the last 50 years
(Asociación Argentina de Horticultura, 2017)En la provincia de Santa Fe, el cultivo de frutilla (Fragaria ananassa Duch.) se realiza en la Zona de Coronda y en la Zona de La Costa, donde se ubican además numerosas agroindustrias dedicadas al procesamiento de la ... -
Ticks (Acari: Ixodidae) parasitizing endemic and exotic wild mammals in the Esteros del Iberá wetlands, Argentina
(Systematic and Applied Acarology Society, 2012-08)Five species of ticks belonging to the genera Amblyomma, Haemaphysalis and Rhipicephalus were recorded from endemic and exotic wild mammals in the Esteros del Iberá wetlands, Argentina. Adults and immature stages of Amblyomma ... -
Preliminary study on parasitism of aphids (Hemiptera: Aphididae) in relation to characteristics of alfalfa fields (Medicago sativa L.) in the Argentine Pampas
(Elsevier, 2012-09-12)Alfalfa is a perennial crop and is one of the most relevant forage resources for cattle in the Argentine Pampas, with aphids (Hemiptera Aphididae), one of the main pest insects in alfalfa, being frequently attacked by a ... -
Babesia bovis biological clones and the inter-strain allelic diversity of the Bv80 gene support subpopulation selection as a mechanism involved in the attenuation of two virulent isolates
(Elsevier, 2012-12-21)The virulence phenotype of Babesia bovis subpopulations was evaluated using biological clones derived from the high-virulence BboS2P and the low-virulence BboR1A strain and two original virulent isolates, BboL15 and BboL17, ... -
Pérdidas de preñez en un rodeo de cría del norte de la provincia de Santa Fe = Pregnancy losses in a beef cattle herd in northern Santa Fe
(Asociación Argentina de Producción Animal, 2013-12)Se evaluó durante tres años consecutivos las pérdidas por abortos en un rodeo de cría bovino, libre de brucelosis y tuberculosis, con control de enfermedades venéreas y aplicación de vacunas contra enfermedades reproductivas. ... -
Cambios en la productividad de los tambos del sur de Santa Fe = Changes in dairy farm productivity in the southern Santa Fe
(Asociación Argentina de Producción Animal, 2013-12)Se verificaron y analizaron los cambios producidos en la productividad de los sistemas lecheros del sur de Santa Fe en las últimas tres décadas. Se propusieron y compararon los modelos que mejor explican la productividad ... -
Cambios en la sustentabilidad ambiental de tambos del sur de la provincia de Santa Fé, Argentina = Changes in the environmental sustainability of dairy farms in the southern Santa Fe province, Argentina
(Asociación Argentina de Producción Animal, 2017-12)El proceso de intensificación de los tambos en Argentina ha transformado los sistemas de base pastoril en sistemas de base pastoril intensificados. El objetivo del trabajo fue evaluar, utilizando indicadores de sustentabilidad ... -
Ticks (Acari: Ixodidae) associated with small terrestrial mammals in the state of Minas Gerais, southeastern Brazil
(Springer, 2012-10)From June 2005 to November 2010, 43 small mammals encompassing 6 species of Didelphimorphia, 8 species of Rodentia, and 1 species of Lagomorpha were found parasitized by ticks in the state of Minas Gerais, southeastern ... -
Effect of heat treatment and spray drying on lactobacilli viability and resistance to simulated gastrointestinal digestion
(Elsevier, 2012-10)Commercial probiotic bacteria are delivered mainly as frozen or freeze-dried cultures. However, spray drying is a lower cost technology that could be used for the production of probiotic cultures. In this work we aimed at ... -
Ornithodoros quilinensis sp. nov. (Acari, Argasidae), a new tick species from the Chacoan region in Argentina
(Springer, 2012-09)Ornithodoros quilinensis sp. nov. (Acari: Argasidae) is described from larvae collected on the small rodents Graomys centralis (Cricetidae: Sigmodontinae) in Argentina. The diagnostic characters for this new species are a ... -
A morphological and phylogenetic analysis of Ornithodoros marinkellei (Acari: Argasidae), with additional notes on habitat and host usage
(Springer, 2018-10)Ornithodoros marinkellei was described from larvae collected on Pteronotus spp. bats in Colombia and Panama. More recently, this tick was reported in the Brazilian Amazon. Because some morphometric differences were observed ... -
Variability for salt tolerance in a collection of Panicum coloratum var. makarikariense during early growth stages = Variabilidad en tolerancia a la salinidad en una colección de Panicum coloratum var. makarikariense durante las etapas tempranas de crecimiento
(CIAT, 2018-09)Our aim was to investigate variability for salt tolerance in a collection of Panicum coloratum var. makarikariense of INTA EEA Rafaela, Argentina. Panicum coloratum is a C4 perennial grass to be potentially used to increase ... -
Effects of supplementation with increasing levels of energy concentrate on the productive response and ruminal digestion of dairy cows grazing lucerne pasture
(Scientific Research, 2018-11)The aim of the study was to determine the effect of three levels of energy concentrate intake on dry matter (DM) and energy intake, milk yield and composition, rumen environment and pasture neutral detergent fiber (NDF) ... -
The Amblyomma maculatum Koch, 1844 (Acari: Ixodidae) group of ticks: phenotypic plasticity or incipient speciation?
(BMC, 2018-12)Background; The goal of this study was to reassess the taxonomic status of A. maculatum, A. triste and A. tigrinum by phylogenetic analysis of five molecular markers [four mitochondrial: 12S rDNA, 16S rDNA, the control ... -
Multiclass Compatible Sample Preparation for UHPLC–MS/MS Determination of Aflatoxin M1 in Raw Milk
(Springer, 2016-09)A sample preparation method for aflatoxin M1 (AFM1) determination in raw milk was optimized following the quick, easy, cheap, effective, rugged and safe (QuEChERS) strategy, as an alternative to the classic immunoaffinity ... -
Influence of chymosin type and curd scalding temperature on proteolysis of hard cooked cheeses
(Cambridge University Press, 2015-08)In this work, we studied the influence of the type of coagulant enzyme and the curd scalding temperature on the proteolysis and residual coagulant and plasmin activities of a cooked cheese, Reggianito, in the interest of ... -
Faecal culturable microbiota, growth and clinical parameters of calves supplemented with lactic acid bacteria and lactose prior and during experimental infection with Salmonella Dublin DSPV 595T = Microbiota cultivable fecal, crecimiento y parámetros clínicos de terneros suplementados con bacterias ácido lácticas y lactosa previo y durante una infección experimental con Salmonella Dublin DSPV 595T
(Facultad de Ciencias Veterinarias, Universidad Austral de Chile, 2015)The aim of this study was to evaluate the probiotic inoculum + lactose effect on weight, intestinal culturable microbiota, morbidity and mortality of young calves challenged with Salmonella Dublin DSPV 595T. Twenty eight ... -
Effect of ensiling a total mixed ration on feed quality for cattle in smallholder dairy farms = Efecto de ensilar una ración totalmente mezclada sobre la calidad nutritional para el ganado en pequeñas explotaciones lecheras
(Facultad de Ciencias Veterinarias, Universidad Austral de Chile, 2015)The aim of this study was to assess the impact of ensiling a total mixed ration (TMR) on chemical composition, fermentation and sensory characteristics. Whole-plant corn (WPC) was ensiled alone, as a control, or in combination ... -
Estimation of body weight by an indirect measurement method in developing replacement Holstein heifers raised on pasture = Estimación del peso corporal mediante un método indirecto en vaquillonas Holstein de reposición criadas sobre pasturas
(Facultad de Ciencias Veterinarias, Universidad Austral de Chile, 2014)Scale is the most accurate means of measuring the actual body weight (BW) in developing heifers. However, when it is not available, indirect tools to estimate BW are needed. The objective of this study was to evaluate the ... -
Comparative evaluation of udder and body conformation traits of first lactation ¾ Holstein x ¼ Jersey versus Holstein cows = Comparación de las características de conformación de la ubre y el cuerpo de vacas de primera lactancia ¾ Holstein x ¼ Jersey versus Holstein
(Facultad de Ciencias Veterinarias, Universidad Austral de Chile, 2015)To facilitate the process of decision-making in selecting specific breeds for crossbreeding, this study aimed to determine the conformation traits of ¾ Holstein (HO) x ¼ Jersey (JE) crossbreds, relative to their pure HO ...