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Effect of melatonin administration on subjective sleep quality in chronic obstr...

Disturbed sleep is common in chronic obstructive pulmonary disease (COPD). Conventional hypnotics worsen nocturnal hypoxemia and, in severe cases, can lead to respiratory failure. Exogenous melatonin has somnogenic properties in normal subjects and can improve sleep in several clinical conditions. This randomized, double-blind, placebo-controlled study was carried out to determine the effects of melatonin on sl...

Adopção de protecção integrada em tabaco armazenado em Portugal

Lasioderma serricorne (F.) and Ephestia elutella (Hb.) are the most serious pests of stored tobacco. Mainly are the larvae that feed on the product, may contaminate it with their excreta and cause damage on tobacco and allergic responses. The present work evaluated cigarette beetles and tobacco moths’ populations from the tobacco fields to the processing factories in Portugal using pheromone traps. Density, dis...

Ofidismo

A versatile reactor for continuous monitoring of biofilm properties in laborato...

A new flow reactorfor biofilm monitoring ; Um novo reactor de fluxo para monitorização de biofilmes

Comparison of two biocides: carbamate and glutaraldehyde - in the control of fo...

Comparison between carbamate and glutaraldehyde as biocides for the paper pulp industry ; Comparação entre carbamato e glutaraldeído como biocidas na indústria da pasta de papel

Reduction of biofouling in paper production processes by using a carbamate-base...

Use of carbamate-based biocide as a retention agent to remove bacteria from paper pulp production lines ; Uso de um biocida baseado em carbamato como agente de retenção de de bactérias em circuitos de produção da pasta de papel

Mancha foliar em batata-doce causada por Bipolaris sp.

Sintomas. Reação das cultivares. ; 2000

The effect of clay particles on the efficacy of a biocide

Effects of the presence of micrometric kaolin particles on the eeficacy of carbamate based biocide ; Efeitos da presença de partículas micrométricas de caulino na eficácia de um carbamato como biocida

Retention of bacteria in cellulose fibres as a means of reducing biofouling in ...

Minimization of biofouling inpaper pulp mills by using a weak biocide which causes bacteria to aggtregate and allows their removal by on-line filtration ; Minimização do biofouling naprodução de pasta de papel por adição de um biocida pouco tóxico que agrega as bactérias e permite a sua separação por filtração