Mathematics and Statistics Mathematical models 10 Models 9 Livestock 8 Animal Genetics and Breeding, (New March 2000) 6 Animal Nutrition (Production Responses) 6 Animal Nutrition (General) 5 Animal Nutrition (Physiology) 5 Animal nutrition 5 Information and Documentation 5 Pigs 5 Statistical analysis 5 Techniques and Methodology 5 Domestic animals 4 Feed intake 4 Feeds 4 Forests 4 Forests and Forest Trees (Biology and Ecology) 4 Genetic Engineering, Gene Transfer and Transgenics, (New June 2002) 4 Growth 4 Laws and Regulations 4 Methodology 4 Policy and Planning 4 Poultry 4 Ruminants 4 Silviculture and Forest Management 4 Techniques 4 Animal Husbandry and Production, (New March 2000) 3 Animal Physiology and Biochemistry (Excluding Nutrition) 3 Animal Reproduction and Embryology, (New March 2000) 3