Key Laboratory for Genetics Breeding and Multiple Utilization of Crops;
Ministry of Education/College of Agriculture;
Fujian Agriculture and Forestry University;
Fuzhou 350002;
P.R.China;
Key Laboratory of Crop Ecology and Molecular Physiology(Fujian Agriculture and Forestry University);
Fujian Province University;
Fuzhou 350002;
P.R.China;
Institute of Soil Fertilizer and Resources Environment;
Jiangxi Academy of Agricultural Sciences;
Nanchang 330200;
P.R.China;
main crop; ratoon rice; nitrogen management; crop stand; low stubble height; grain yield;