In order to make a scientific plan of prevention and cure of cow endometritis for dairy farms in Huaian, 2160 parturition cows of 2-8 years old were sampled and studied for finding occurrence regularity of cow endometritis from May of 2004 to May of 2005 in 6 counties of Huaian. And 32 samples of uterus secretion from cows which suffered from endometritis were isolated and identified for bacteria, eventually, 100 parturition cows were sampled for prophylactic trial in Chinese crude drug. The results of inve...