Plant pathology 450 Plant Pathology 79 Plant diseases 70 plant pathology 50 Plant disease 42 PLANT PATHOLOGY 40 plant disease 40 Fungi 13 plant diseases 13 Disease- Plants 9 Entomology 9 Mycology 9 Journal of mycology and plant pathology 7 Department of Plant Pathology 6 Epidemiology 6 Plant Diseases 6 Plant pathogens 6 history of plant pathology 6 introduction 6 Agriculture 5 Agronomy 5 Nematology 5 Soil science 5 Viral, Bacterial and Fungal Diseases of Plants, (New March 2000) 5 disease-plants 5 viruses 5 Pathogenesis 4 Plant disease control 4 Plant nematology 4 Plant pathology-- Botany 4