State Key Laboratory for Biology of Plant Diseases and Insect Pests Institute of Plant Protection Chinese Academy of Agricultural Sciences Beijing 100193 P.R.China;
State Key Laboratory for Biology of Plant Diseases and Insect Pests Institute of Plant Protection Chinese Academy of Agricultural Sciences Beijing 100193 P.R.ChinaCollege of Plant Protection Shenyang Agricultural University Shenyang 110866 P.R.China;
State Key Laboratory for Biology of Plant Diseases and Insect Pests Institute of Plant Protection Chinese Academy of Agricultural Sciences Beijing 100193 P.R.China;
Guizhou Provincial Key Laboratory for Agricultural Pest Management of the Mountainous Region Institute of Entomology Guizhou University Guiyang 550025 P.R.China;
College of Plant Protection Shenyang Agricultural University Shenyang 110866 P.R.China;
College of Plant Protection Southwest University Chongqing 400716 P.R.China;
State Key Laboratory for Biology of Plant Diseases and Insect Pests Institute of Plant Protection Chinese Academy of Agricultural Sciences Beijing 100193 P.R.China;
Spodoptera frugiperda; overseas migration; searchlight trapping; host strains; stable carbon isotopes; migration trajectory;