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BACKGROUND The respiratory health effects of working in swine operations have been previously investigated mainly in male owner/operators with intermittent exposure to indoor air contaminants. OBJECTIVES To examine the respiratory health of male and female workers employed full time in large-scale intensive swine operations in Saskatchewan. DESIGN A(More)
Workers in intensive agricultural operations are exposed to dust and endotoxin that are associated with respiratory effects. The authors investigated the longitudinal changes in lung function in male grain farmers. In this study, male grain farmers (n = 263) and male nonfarming control subjects (n = 261) studies initially in 1990/91 were followed-up in(More)
In Fig. 2a stud feine Rif3spuren zu sehen, die nu t im Zementl t auftreten Man erkellut, dab die Zementlt lamellen 111 einzelne, gegeneinander verschobene Abschni t te zerteilt sind. Daraus folgt, dab der Perl i tbruch im Zementi t beglnnt. Zuweilen beobachte t man in den PerIltk6rllerrt unregelmaglg verteilte Punkte , die ebenfalls auf einen Brueh der(More)
OBJECTIVE To evaluate the effectiveness of an agricultural health and safety program in reducing risks of injury. DESIGN Cross-sectional survey. SETTING 50 rural municipalities in the Province of Saskatchewan, Canada. INTERVENTION The Agricultural Health and Safety Network (AHSN), a mainly educational program that administered 112 farm safety(More)
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