Dr. Qiuliang Lei is a research fellow at the Institute of Agricultural Resources and Regional Planning, Chinese Academy of Agricultural Sciences. He completed his PhD studies in plant nutrition at the Chinese Academy of Agricultural Sciences in 2008. He has presided over the key support project for the Joint Fund for Regional Innovation and Development of the National Natural Foundation of China: “Research on Nitrogen and Phosphorus Migration Laws of Typical Agricultural Fields in Ningxia Irrigation Area and Their Surface Water Quality Response Mechanisms”. His research interests include model simulation of agricultural surface pollution in watersheds; nitrogen and phosphorus transport and transformation mechanisms; and digital soil.