Liver Disease in Vineyard Sprayers

Development of two portable patternators to improve drift control and operator training in the operation of vineyard sprayers

Spray drift can be defined as the quantity of plant protection product that is carried out of the sprayed area by the action of air currents during the application process. Efficacy of pesticide applications in orchards and vineyards is highly dependent on matching the canopy characteristics with the liquid distribution on a vertical plane, this being influenced by the type of sprayer, the nozz...

Utility of Modeling End-Stage Liver Disease in Children with Chronic Liver Disease

Introduction: Chronic liver diseases consist of wide spectrum disorders that may be complicated by cirrhosis and therefore need to transplantation. The pediatric end-stage liver disease (PELD) score and model of end-stage liver disease (MELD) score has been used as predictors of mortality chronic liver diseases listed for liver transplantation. The aim of this study is evaluation of relation be...

"Vineyard sprayer's lung": a new occupational disease.

The mildew of the vineyards is prevented by the use of sprays with a solution of copper sulphate neutralized with hydrated lime. The inhalation of this solution while spraying may give rise to predominantly interstitial pulmonary lesions which may lead to respiratory insufficiency. These lesions, which were experimentally reproduced in guinea-pigs, have a well-defined histological picture chara...

Bugged by automatic sprayers.

Just as houses are made of stones, so is science made of facts. But a pile of stones is not a house, and a collection of facts is not necessarily science. Bugged by Automatic Sprayers Automatic insecticide dispensers are designed to keep restaurants, schools, and other public settings free from annoying and unsanitary flying insects. They may also do something else: sicken at least some of the ...

Leafroll disease is spreading rapidly in a Napa Valley vineyard