Economics 85 History 65 Statistics 30 Mathematics 25 Plant Pathology 25 Mathematical statistics 24 Agricultural Entomology 21 Estimation theory 21 Biography 20 Inference 19 Philosophy 19 History and criticism 18 Agriculture 17 India 16 Plant Biotechnology 16 Management 15 Mathematical models 15 Social Sciences 15 Women 15 Agronomy 14 Literature 14 Plant Breeding and Genetics 14 Research 14 Social sciences 14 Tax incidence 14 Computer science 13 Criticism 13 Engineering 13 Imperialism 13 Statistical methods 13