College of Mathematics and Statistics;
Zhoukou Normal University;
Zhoukou 466001;
China;
Col-lege of Computer Science and Technology;
Zhoukou Normal University;
Zhoukou 466001;
China;
De-partment of Mathematics;
Shanghai University;
Shanghai 200444;
China;
supertrace identity; self-consistent sources; conservation laws; super-Geng hierarchy;