SCIENCE AND EDUCATION FILM: Chinese first investigation into Antarctic
SCIENCE AND EDUCATION FILM: Corn hybrids
SCIENCE AND EDUCATION FILM: Transplantation of rape seedling
SCIENCE AND EDUCATION FILM: Infant health
SCIENCE AND EDUCATION FILM: Single power production line in roadway tunneling
This film focuses on the breeding methods, seed selection methods and fattening methods of the Chinese lion -head goose in the late 1950s.