Protozoan, Helminth, Mollusc and Arthropod Parasites of Animals, (New March 2000) 19 Protozoan, Helminth and Arthropod Parasites of Humans, (New March 2000) 9 Prion, Viral, Bacterial and Fungal Pathogens of Animals, (New March 2000) 7 Non-communicable Diseases and Injuries of Animals 6 Disease control 5 Man 5 Plant Pests, (New March 2000) 5 Diagnosis 4 Host Resistance and Immunity 4 Human diseases 4 Molluscs 4 Natural enemies 4 Parasites 4 Pesticides and Drugs; Control, (New March 2000) 4 Public Health Pests, Vectors and Intermediate Hosts, (New March 2000) 4 Aetiology 3 Animal Genetics and Breeding, (New March 2000) 3 Animal Immunology, (New March 2000) 3 Animal Reproduction and Embryology, (New March 2000) 3 Animal behaviour 3 Animal breeding 3 Animal nutrition 3 Aquaculture (Animals) 3 Behaviour 3 Biological Control 3 Biological control 3 Cattle 3 Diagnosis of Animal Diseases, (New March 2000) 3 Fishes 3 Fowls 3