Mainly engaged in the development (life history) and epidemiological scientific research of parasitic pathogens (such as schistosomiasis, trypanosomiasis, liver fluke disease, lymphatic filariasis, infant tapeworm, liver echinococcosis, etc.). ) is an animal infectious disease. In addition, the development law, transmission media and epidemiology of parasites in economic animals (cattle, sheep and other domestic animals, poultry, fish and shellfish, etc.). ) has also been studied. And the species of parasitic nematodes of economic plants.