Section 1 General Principles Chapter 1 General Principles for Practice 1.1 Rules and precautions 1.2 Procedures and requirements of the experiments 1.3 Use and maintenance of light microscope 1.4 Application of micrometer 1.5 Classification of parasite specimens and experimental methods 1.6 Drawing requirements for experimental report Chapter 2 Collection and Preservation of Specimens 2.1 Collection and preservation of feces 2.2 Transfer and mail of specimens