Rice 97 History 70 Agronomy 69 Police 67 Rings, integral domains, ideals, Modules, Radical theory-- Algebra-- Mathematics 64 Radicalism 58 Philosophy 53 Politics and government 39 Crop Produce 34 Agriculture 33 Literature 33 Plant Breeding and Genetics 33 Women 33 Feminism 30 Social conditions 29 Food Composition and Quality 26 RICE 25 Dissertations, Academic (Ph.D) 23 Economics 22 History and criticism 22 Plant Production 22 Research 22 Globalization 21 Horticultural Crops, (New March 2000) 21 Plant diseases 21 Communism 20 Plant Biotechnology 20 Agricultural economics 19 Biotechnology 19 Social sciences 19