The mechanics characteristics of paddy field soil in China south and effects to walking unite are analyzed. The gearing"conjugate engage"principle is suggested.

These dishes were disposed to a SY 1 dead load paddy field soil pressure instrument to study soil pressure sinkage characteristics on coastal shoaly land in Zhejiang.

In the paper, emission of volatile sulfur gases from paddy soil was discussed in a growth period of paddy rice by constructing a field sampling system.