About the Authors

Jianhui Zhen

Contributed equally to this work with: Jianhui Zhen, Gang Liang

Roles Data curation, Formal analysis, Writing – original draft

Affiliation Shijiazhuang Customs Technology Center P.R. China, Shijiazhuang, Hebei Province, China

Gang Liang

Contributed equally to this work with: Jianhui Zhen, Gang Liang

Roles Funding acquisition, Project administration, Supervision, Writing – original draft, Writing – review & editing

liangg@brcast.org.cn

Affiliations Beijing Research Center for Agricultural Standards and Testing, Beijing Academy of Agriculture and Forestry Science, Beijing, China, Risk Assessment Lab for Agro-products (Beijing), Ministry of Agriculture, Beijing, China, Beijing Municipal Key Laboratory of Agriculture Environment Monitoring, Beijing, PR China

Ruichun Chen

Roles Funding acquisition, Methodology, Project administration

Affiliation Shijiazhuang Customs Technology Center P.R. China, Shijiazhuang, Hebei Province, China

Wenshen Jia

Roles Formal analysis, Methodology, Software, Writing – original draft

Affiliations Beijing Research Center for Agricultural Standards and Testing, Beijing Academy of Agriculture and Forestry Science, Beijing, China, Risk Assessment Lab for Agro-products (Beijing), Ministry of Agriculture, Beijing, China, Beijing Municipal Key Laboratory of Agriculture Environment Monitoring, Beijing, PR China

Competing Interests

JH Zhen and RC Chen are affiliated with Shijiazhuang Customs Technology Center. There are no patents, products in development or marketed products to declare. G Liang and WS Jia are affiliated with Beijing Research Center for Agricultural Standards and Testing, Beijing Academy of Agriculture and Forestry Science. There are no patents, products in development or marketed products to declare. This does not alter our adherence to PLOS ONE policies on sharing data and materials.