The objective of this study was to find a simple method to induce spawning.Exogenous hormones in this experiment included HCG and LHRH-A 2 and DOM.Every loach was in accordance with basic amount of HCG250 IU and LHRH-A 2 2 μg and DOM1 mg.Salt was used as aided agent for soaking and salad oil was used to eliminate foam.We studied the effect of different soaking time and different concentrations and different salinity on propagation of loach.The total amount of loach for soaking experiment was 13.987 kg and 9...