Selecting Status of Farmers' Rice Cropping Patterns and Its Impact Factor Analysis:Four Provinces Survey Along the Yangtze River

The change of rice cropping patterns between double season rice and single season rice hasl arge effects on rice output and input level.Based on the survey data of 243 households from the YangtzeR iver,this paper described the status of farmers' rice cropping patterns in recent years,and analyzed ther easons why the farmers changed their cropping patterns.It could be found that,the income per labor-day,a nd the net income in rice production were the main reasons that farmer changed their rice cropping patterns.