Viral, Bacterial and Fungal Diseases of Plants, (New March 2000) 44 Plant diseases 37 Plant pathogens 34 Plant Pests, (New March 2000) 29 Plant pests 26 Fungal diseases 23 Fungi 23 Taxonomy 22 Plant disease control 20 Crop Produce 19 Plant Breeding and Genetics 19 Horticultural Crops, (New March 2000) 18 Plant Production 17 Taxonomy and Evolution 17 Prion, Viral, Bacterial and Fungal Pathogens of Animals, (New March 2000) 16 Epidemiology 15 Pest control 15 Bacterial diseases 14 Host Resistance and Immunity 14 Natural enemies 14 Prion, Viral, Bacterial and Fungal Pathogens of Humans, (New March 2000) 14 Crop production 13 Man 13 Plant pathogenic fungi 13 Biological Control 12 Biological control 12 Food Composition and Quality 12 Insects 12 Plant Physiology and Biochemistry 12 Disease resistance 11