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Compararam-se as características físicas do ejaculado e de comportamento do garanhão durante a coleta de sêmen, diante de uma égua em cio ou de um manequim. O manequim utilizado mostrou-se mais eficiente e seguro do...

Desenvolveu-se o contêiner modelo Celle modificado para o resfriamento e transporte de sêmen eqüino. O contêiner possibilitou a inseminação de 100 éguas de diversas categorias reprodutivas, em 148 ciclos estrais. ...

Objetivo: avaliar a eficácia da citologia e da biópsia orientada pela colposcopia na discriminação entre o carcinoma invasor pré-clínico e as lesões intra-epiteliais. Pacientes e Métodos: 441 pacientes submetidas...

This study presents a methodology for the identification of coherent word sets. Eight sets were initially identified and further grouped into two main sets: a `company' set and a `non-company' set. These two sets shared ...

Disco compacto grabado por la Orquesta de Cámara Municipal, el Coro de la UNLP, el Coro Juvenil de la UNLP y el Coro de Cámara de la UNLP, los solistas Hernán Iturralde, Silvia Sadoli, Ruben Martínez y Diana Gómez e...

Bovine leukaemia virus (BLV) is the causative agent of enzootic bovine leukosis (EBL). In Argentina, where a program to eradicate EBL has been introduced, sensitive and reliable diagnosis has attained high priority. Alth...

Unknown male, larva and pupa of Stibasoma theotaenia from northern Argentina are described and illustrated. Larvae were collected from terrestrial Bromeliaceae of Aechnea sp. and maintained in the laboratory through deve...

The immunodetection of diverse cell markers was evaluated in prostatic samples from bullocks, and bullocks showing epithelial hyperplasia-metaplasia, with oestrogen-induced changes, and in experimental samples from bullo...

A western blotting (WB) procedure has been developed for detecting antibodies to bovine leukosis virus (BLV) in cattle sera. Two hundred and thirty three serum samples from naturally infected cattle with BLV virus and se...

El objetivo fue (i) determinar la presencia de interacción genotipo-ambiente (IGA) en la producción forrajera de avena (Avena sativa L.) de genotipos tolerantes y no tolerantes a Schizaphis graminum empleando un númer...

Se dan a conocer los resultados de un diagnóstico preliminar acerca de la contaminación del acuífero freático, a través de la determinación del contenido en nitratos, nitritos, hidrocarburos totales, metales pesado...

Paspalum vaginatum Schwartz plants were grown under greenhouse conditions in a continuous-flow hydroponic culture, containing NO-3 or NH+4 or NH4NO3 as nitrogen source. After 30 days, the size of aerial biomass and root ...

This paper deals with the hydrogeological and groundwater characteristics at Arroyo El Pescado basin (Buenos Aires Province). Considering the regional hydrologic behavior, the analysis of water table changes in relation ...

Materias / palabras clave: Indian Ocean Dipole; Subtropical Indian Ocean Dipole; Climatology; Sea surface temperature; Precipitation; Indian ocean; Mode (computer interface); Oceanography; Ocean heat content; Environmental science; Tropical Atlant...

Materias / palabras clave: Fuzzy logic; Controller (irrigation); Computer science; Heuristic; Set (abstract data type); Control (management); Operator (biology); Control engineering; Artificial intelligence; Engineering; Programming language; Bioc...

In order to discriminate between approximations to the exchange-correlation energy EXC[ρ↑,ρ↓], we employ the criterion of whether the functional is fitted to a certain experimental data set or if it is constructed ...

This book gives a broad and up-to-date coverage of bootstrap methods, with numerous applied examples, developed in a coherent way with the necessary theoretical basis. Applications include stratified data; finite populat...

Materias / palabras clave: White matter; Neuroimaging; Psychology; Frontal lobe; Neuroscience; Occipital lobe; Gray (unit); Temporal lobe; Brain development; Brain size; Parietal lobe; Lobe

OBJECTIVE: Several methods have been proposed to evaluate insulin sensitivity from the data obtained from the oral glucose tolerance test (OGTT). However, the validity of these indices has not been rigorously evaluated b...

Provides comprehensive information on the most useful protective groups for the hydroxyl, amino, carboxyl, carbonyl, and sulfhydryl groups. Discusses the chemistry of the classes of protective groups, as well as that of ...

A revealing and surprising look at how classification systems can shape both worldviews and social interactions. What do a seventeenth-century mortality table (whose causes of death include "fainted in a bath," "frighted...

Materias / palabras clave: Cointegration; Spurious relationship; Residual; Estimator; Mathematics; Statistics; Null (SQL); Econometrics; Monte Carlo method; Asymptotic distribution; Regression analysis; Regression

We investigate empirically the determinants of the quality of governments in a large cross-section of countries. We assess government performance using measures of government intervention, public sector efficiency, publi...

The phenomenon of Bose-Einstein condensation of dilute gases in traps is reviewed from a theoretical perspective. Mean-field theory provides a framework to understand the main features of the condensation and the role of...