| 1 | Conclusion There is ACP in the spreading blood cells of oncomelania hupensis. | |
| 2 | Moving of oncomelania with dam-break flood is the main cause for spreading schistosomiasis. | |
| 3 | The experimental results showed that the function of 1 killing sperm and killing oncomelania was excellent. | |
| 4 | It is very necessary for schistosomiasis control to study motion law of Oncomelania in river. | |
| 5 | The period where the temperature was no lower than 5.9 degrees centigrade ― the temperature required for Oncomelania snail growth ― increased by 15 - 30 days. |