乳牛蹄病与矿物元素

对山西五大牧场的水、土壤以及健康乳牛和蹄病乳牛血液抽样测定了其钠、钾、钙、镁、磷、铁、锌、铜、锰等元素的含量。探讨了矿物元素与乳牛蹄病的关系。结果表明，低锌、低硫、高锰、高镁、高铁可能是乳牛蹄病发生的易感因素

The Relationship beween Hoof Disease of Dairy Cow and Mineral Elements

The determinations of contents of sodium, potassium, calcium, magnesium, phosphorus, iron, znic, copper and manganese in water, soil and blood of healthy or hoof disease dairy cows from five pastures in Shanxi provice were made for studying the relationship between disease and mineral elements. The results showed that the lower contents of znic or sulfur and higher manganese, magnesium or iron maybe predispose the dairy cows to hoof disease.