Public Health Pests, Vectors and Intermediate Hosts, (New March 2000) Protozoan, Helminth and Arthropod Parasites of Humans, (New March 2000) 4 Protozoan, Helminth, Mollusc and Arthropod Parasites of Animals, (New March 2000) 4 Man 3 Microbiology (General) 3 Natural enemies 3 Pathogens, Parasites and Infectious Diseases (Wild Animals), (New March 2000) 3 Plant Pests, (New March 2000) 3 Plant pests 3 Agricultural entomology 2 Biological Control 2 Biological control 2 Biological control agents 2 Diagnosis 2 Diagnosis of Animal Diseases, (New March 2000) 2 Diagnosis of Human Disease, (New March 2000) 2 Disease control 2 Disease vectors 2 Drug therapy 2 Entomopathogens 2 Entomophilic nematodes 2 Environmental Pest Management 2 Epidemiology 2 Forest pests 2 Host Resistance and Immunity 2 Human diseases 2 Insect control 2 Insect pests 2 Insects 2 Laws and Regulations 2