Quantum field theory 94 Field crops 67 Physics 60 Field theory 53 Field Crops 51 Quantum theory 39 Agriculture 36 Research 36 Field Crops, (New March 2000) 35 Mathematics 34 History 28 Plant pathology 26 Social sciences 26 Electromagnetic theory 23 English fiction 23 field crops 23 Algebraic fields 22 History and criticism 22 Statistics 21 Methodology 20 Plant Breeding and Genetics 20 Ecology 19 Psychology 19 Sampling 19 Sociology 19 A LABORATORY BLOCK FIELD ECOLOGY 18 Adhesives 18 Mathematical physics 18 Pests 18 Plant diseases 17