I Immunochemistry and Immunoassays. - I. 1 Antigens. - I. 2 Antibodies. - I. 3 Antibody production. - I. 4 Antibody-antigen reaction. - I. 5 Immunoassays. - II Immunoassays in Agriculture. - II. 1 Immunoassays for animal husbandry. - II. 2 Immunoassays in plant production. - III Immunoassays in the Agrofood Industry. - III. 1 Milk and cheese industries. - III. 2 Other fermentative processes. - III. 3 Immunoassays for meat products. - III. 4 Thermo-extrusion. - III. 5 Food storage. - IV Immunoassays for the Environment. - IV. 1 Water pollution. - IV. 2 Soil pollutants.