国家现代农业产业技术体系建设专项CARS-3;江苏省农业自主创新资金项目CX14-2002;江苏省科技支撑计划项目BE2013439, BE2015352资助。 This study was supported by China Agriculture Research SystemCARS-3;Jiangsu Provincial Fund for Independent Innovation in Agricul-tural SciencesCX14-2002;Jiangsu Science & Technology Pillar ProgramBE2013439, BE2015352