Wang En Heng, Ph.D., Professor and doctoral supervisor of Northeast Forestry University. Chief of the Young Scientist Project of the National Key Research and Development Program, reserve leader of the leading talent echelon of Heilongjiang Province, Heilongjiang black soil protection and utilization expert, standing director of the second Council of Heilongjiang Black soil Resources Protection and Utilization Society. He has been engaged in scientific research on the structure, function, erosion and restoration of black soil for a long time, and has undertaken teaching work on soil and water conservation. Major academic contributions: Construction of generalized soil structure index in dryland farmland, proposed the research ideas and methods of farmland soil mechanics, established the cultivation erosion model in northeast black soil region, identified the key driving mechanism for the development of black soil slope farmland ditch cutting, and developed the resistance and control technology for the development of shallow ditch cutting in black soil farmland. He has published more than 70 academic papers and participated in the compilation of 3 English monographs. 5 provincial and ministerial science and technology awards; Presided over more than 10 national, provincial and ministerial level projects.