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House Geckos (hemidactylus Mabouia) And An Unidentified Snake Killed And Devoured By Army Ants (eciton Burchellii)
(Societas Europaea Herpetologica, 2015)
Understanding the nature of targeted killings with drones: A point of ambiguity in international law
(Universidad de los AndesMaestría en Derecho InternacionalFacultad de Derecho, 2022-12-09)
The present study inquires into the legality and nature of targeted killing operations carried out by Unmanned Aerial Vehicles (UAV). By advancing a conceptual analysis methodology divided in a demarcation phase and a ...
Simetrías ocultas, twistors y estabilidad de campos lineales en agujeros negros
(2018-05-11)
En 4 dimensiones, nuestros resultados valen para perturbaciones de toda la clase de espacio-tiempos Einstein de tipo Petrov D, que incluye la métrica de Kerr-(A)dS que representa un agujero negro rotante con constante ...
To resist or to germinate? The effect of fire on legume seeds in Brazilian subtropical grasslands
(Soc Botanica Brasil, 2016-01-01)
Fire plays an important role in several grassland ecosystems in the world. Fire can trigger germination in several species, by breaking the physical dormancy of their seeds. Thus, we hypothesized that exposure to high ...
Métricas conformes e Quasi-Einstein em formas espaciais
(2010-09-28)
Caracterizamos, em termos de equações diferenciais, as métricas = , conformes à métrica pseudo-Euclidiana , que são quasi-Einstein. Para um campo de vetores (não-Killing) especial, o sistema de e4quações reduz-se a uma ...
Effect of a killed whole Neospora caninum tachyzoite vaccine on the crude abortion rate of Costa Rican dairy cows under field conditions
(Elsevier B.V, 2004-06-04)
A standard field trial was carried out to assess the effect of a commercial Neospora-vaccine based on
whole killed tachyzoites (Bovilis–Neoguard, Intervet1) on the abortion rate. Eight hundred and
seventy-six cows, over ...
Cantidades conservadas invariantes en teorías gravitacionales en presencia de campos externos
(Universidad de Concepción.Facultad de Ciencias Físicas y MatemáticasDepartamento de Física., 2015)
En este trabajo se presenta el formalismo para encontrar cargas conservadas a partir de la simetría de difeomorfismos en sistemas gravitacionales, tanto en la teoría de Einstein-Cartan y en teorías Métrico-Afines Generales. ...