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Máquina para a colheita contínua de azeitona em olivais intensivos

A diminuição dos custos de colheita nos olivais intensivos (200 a 550 árvores por hectare) terá de ser encarada como tarefa urgente para que estes olivais possam ser competitivos. Nestes olivais, a técnica tradicional de colheita com vibradores de tronco encontra limitações, como a falta de espaço para o desempenho de equipamentos de recolha associados aos vibradores; mas é sobretudo, devido a ser uma técnica ...

The new automated daily mortality surveillance system in Portugal

The experience reported in an earlier Eurosurveillance issue on a fast method to evaluate the impact of the 2003 heatwave on mortality in Portugal, generated a daily mortality surveillance system (VDM) that has been operating ever since jointly with the Portuguese Heat Health Watch Warning System. This work describes the VDM system and how it evolved to become an automated system operating year-round, and shows...

Cerebrovascular diseases in Portugal: some epidemiological aspects.

The Portuguese population is affected by the highest mortality rates in all the countries of the European Union. The highest mortality rates occur in some districts on the north coast where, in 1995, the rates standardised by age were above 200/100,000/annum, with the lowest figures in some districts in the interior and in Lisbon. These mortality rates have had a downward trend, but inferior to what is desired,...

Epidemiology: an interdisciplinary responsibility.