[Results of bronchoprovocation tests with the allergen Erwinia herbicola in persons with occupational exposure to organic dust].

The study was carried out on 290 males with occupational organic dust exposition. In all bronchoprovocation test with Erwinia herbicola antigen were carried out. A positive test was seen in 16.2% of the studied subjects. Bronchial hyperreactivity to Erwinia herbicola allergen depended on living environs, occupational exposure and symptoms characteristic of allergic alveolitis.