State Key Laboratory of Environmental Geochemistry;
Institute of Geochemistry;
Chinese Academy of Sciences;
Guiyang 550081;
China;
Max Planck Institute for Terrestrial Microbiology;
35043 Marburg.Germany;
Key Laboratory of Plant Resources Conservation and Germplasm Innovation in Mountainous Regions(Ministry of Education);
Guizhou University;
Guiyang 550025.China;
State Key Laboratory of Grassland Agro-Ecosystem.Institute of Innovation Ecology;
Lanzhou University;
Lanzhou 730000;
China;
National Engineering Laboratory for Improving Quality of Arable Land.Ministry of Agriculture Key Laboratory of Plant Nutrition and Fertilizers;
Institute of Agricultural Resources and Regional Planning;
Chinese Academy of Agricultural Sciences;
Beijing 100081;
China;
13^C-labeled; rice; straw; Methane; production; Rice; field; soil; Microbial; community;