Ph. D.supervisor of the College of Economics and Management;
Northwest Sic-Tech University of Agriculture and Forestry （NWSUAF）;
The author＇s research fields are operation patterns and agriculture economics and has put forward economic theories of ＂absolute input theory ＂;
＂costless labor theory＂;
＂intensive agriculture＂ and ＂careless money theory＂;
