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Experimental characterization of the structural response of adobe arches
Oliveira, C.; Varum, H.; Vicente, N.; Sousa, O.; Costa, A.Earth was one of the first construction materials used by mankind and has been used as a building material since ancient times until the present days. Its qualities related to thermal comfort, low cost or simple construction techniques have contributed to such a long tradition throughout the world with several different architectural expressions, integrating the culture and history of each region. With the wide...
Herdsmen, a changing profession
Moreira, Manuel Belo; Vicente, N.; Coelho, I.S.Traditional extensive grazing systems in Southern Portugal relying exclusively on herdsmen that live in permanence with the animals are in peril, since herdsman is the least attractive among rural professions. Recently, namely after the entry in the EEC in 1986, and taking advantage of the UE structural funds, infrastructures aimed at extensive livestock production, such as fencing and water supply have been in...
The resting electrocardiogram of t. cruzi-infected rats
Bestetti,Reinaldo B.; Soares,Edson G.; Sales-Neto,Vicente N.; Araújo,Rosaly Corrêa de; Oliveira,J. Samuel M.A total of 125 rats were infected with the Colômbia strain of T. cruzi (2000 parasites/g) shortly after weaning. Of these, 58 survived the acute phase and were used in the present experiment. Twenty eight similar but not infected rats served as controls. All rats were submitted to the resting ECG When they were 6 months old. Classic and 3 precordial leads were employed in order to record the ECG as completely a...
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