Zoology 28 Collected works 25 English drama 25 Drama 23 LPM 23 Natural enemies 22 Literature 21 Pathogens, Parasites and Infectious Diseases (Wild Animals), (New March 2000) 21 Plant Pests, (New March 2000) 21 English literature 18 Taxonomy and Evolution 18 Biological Control 17 Wild life 17 Plant pests 16 Wild animals 15 Biological control 14 Biological control agents 14 Pest control 14 Genetics and Molecular Genetics (Wild Animals), (New March 2000) 13 Insects 13 Novel 13 Plant Breeding and Genetics 13 Taxonomy 13 Behaviour 12 Behaviour (Wild Animals), (New March 2000) 12 Entomopathogens 12 Nematoda 12 Pathogens 12 Reproduction, Development and Life Cycle (Wild Animals), (New March 2000) 12 Soil science 12