The highest rate of infction consisted of Achatina fulica (36.11%), and the next involved Hylarana guentheri (34.72%) and Vaginulus alte (25.83%).

• 感染率最高的是褐云玛瑙螺，为36.；12%25(108/299)，其次是沼水蛙和高突足襞蛞蝓，分别为34