[Application of automatic photography in miracidium hatching experiments].

Objective: To explore the value of automatic photography in the observation of results of miracidium hatching experiments.

Methods: Some fresh eggs were added into cow feces, and the samples of feces were divided into a low infested experimental group and a high infested group (40 samples each group). In addition, there was a negative control group with 40 samples of cow feces without eggs.