In this study, We had a detection of subclinical mastitis on the 224shares of milk which came from the suburb of huhhot by LMT.

• 本试验用LMT法对呼市周边地区牛群中224份乳样进行了隐性乳房炎的检测；其中有104份乳样为阳性；阳性率为46.；4%25。