Results 81 to 90 of about 6,740,526 (228)
ABSTRACT This study details the analysis of an assemblage of Funnel Beaker pottery from Wanna in Northern Germany investigated using petrographic, geochemical, and organic residue analyses. The analyses revealed specialized production of pottery vessels for funerary contexts, but that domestic and funerary pottery were used intensively to process ...
I. L. Wiltshire +4 more
wiley +1 more source
Feral pigs (Sus scrofa) are important reservoirs for zoonotic and livestock pathogens in Australia, but robust information on the spatial distribution of pathogens in pig populations remains limited. We analysed serological data from a systematic, state‐wide surveillance program to investigate spatial heterogeneity in exposure to Brucella suis and ...
AJ Bengsen +10 more
wiley +1 more source
The purpose of this study was to examine the effects of taurine and vitamin E on sperm characteristics damaged by bromopropane (BP) in pig. We evaluated toxicity of BP on viability, membrane integrity and mitochondrial activity of spermatozoa. 1-BP (0, 2.
Seunghyung Lee +4 more
doaj +1 more source
The effect of caste, mass and colony identity on rescue priorities in the red imported fire ant
Fire ants will rescue brood when the brood becomes trapped underground. We find that rescuers may use odor cues to locate trapped rescue targets. We demonstrate that a single reproductive larva is preferentially rescued over a single worker larva, but that caches of multiple worker larvae receive equal treatment as a single reproductive larva.
Paige B. Caine +3 more
wiley +1 more source
Corpses are repositories of information about the cause of death. The distress of the bereaved acts as an honest signal drawing conspecifics to the body, enabling them to learn quickly about the death, adapt their behaviour, and spread knowledge of threats across multiple social levels.
Jacob Dembitzer, Dror Ben‐Ami
wiley +1 more source
Seasonal variation in sperm characteristics of boars in southern Uruguay
The objective of this study was to evaluate the effects of season, natural photoperiod, and room temperature at the housing facility on boar semen characteristics in Uruguay (34º66'S; 56º29'W).
Hugo Petrocelli +2 more
doaj +1 more source
An Outbreak of Porcine Reproductive and Respiratory Syndrome Virus in Switzerland Following Import of Boar Semen [PDF]
An outbreak of porcine reproductive and respiratory syndrome virus (PRRSV) occurred in November 2012 in Switzerland (CH), traditionally PRRSV-free. It was detected after a German boar stud informed a semen importer about the detection of PRRSV during ...
Palzer, A. +12 more
core +1 more source
Gender Tokenism in Corporate Boardrooms in Europe
ABSTRACT We examine the tension between the diversity spillover and tokenism hypotheses using a novel and extensive dataset of nearly 6 million private corporations across 29 European countries from 1986 to 2020. The diversity spillover hypothesis suggests that appointing women to supervisory roles facilitates greater female representation in executive
Hubert Drążkowski, Joanna Tyrowicz
wiley +1 more source
Moving towards boar taint-free meat: an overview of alternatives to surgical castration from a chain perspective [PDF]
The objective of this study is to review important issues in boar taint prevention without surgical castration, namely alternatives to surgical castration, factors influencing boar taint development and economic considerations associated with the ...
Backus, G.B.C. +2 more
core
Entrepreneurship and Financial Deregulation
ABSTRACT We quantitatively analyze the impact of US banking deregulation in the 1980s on the aggregate economy. Using recent econometric techniques, we first reexamine existing empirical evidence on the real effects of banking deregulation. We then construct a quantitative model that integrates imperfectly competitive banks into a general equilibrium ...
Toshihiko Mukoyama, Gang Zhang
wiley +1 more source

