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农、牧业劳动者在田野间劳动,遭受着不利气候和含尘空气的影响,尘埃的成分除了尘土和植物性微粒以外,往往混有肥料和化学毒物.作者调查大型农场农、牧业劳动者近3年上呼吸道疾病情况,急性呼吸系病毒感染和流感占90%,咽峡炎占4%左右,副鼻窦炎、咽炎和喉炎各占1.5%左右。每年100名农,牧业劳动者中,因上呼吸道疾病而暂时丧失劳动力人次达17.4±0.4,丧火劳动能力天数103.4±1.2,每次平均6.0±0.1天.牧业劳动者发病人次20.4±1.4,丧失劳动能力天数126.8±3.6.农业劳动者发病人次
Laborers of agriculture and animal husbandry work in fields and are exposed to unfavorable weather and dust-laden air. The components of dust are often mixed with fertilizers and chemical poisons except dust and plant-derived particles. The authors survey the work of large farms and animal husbandry In the past 3 years, upper respiratory diseases, acute respiratory virus infection and flu accounted for 90%, angina accounted for about 4%, sinusitis, pharyngitis and laryngitis accounted for about 1.5%. Of the 100 agricultural and herding laborers each year, the number of laborers temporarily lost due to upper respiratory tract diseases reached 17.4 ± 0.4, and the number of days of funeral work was 103.4 ± 1.2, with an average of 6.0 ± 0.1 days for each case. 1.4, the number of days of incapacity 126.8 ± 3.6