Poultry disease diagnosis is an art, involving critical investigation approaches, application of scientific knowledge and further confirmation of the disease. This book deals with all about the diseases, predisposing factor, health management, creating immune flocks and basic information. Information furnishings are pertaining to all diseases commonly seen in our country. Accordingly control measures are proposed to suit our condition. Most important pathogonomonic lesions commonly seen here are reproduced. The book contains Poultry Diseasess like : *; Avian Physiology *; Immune System of Domestic Fowl *; Genetic Resistance to Poultry Diseases *; Transmission of Diseases *; MicrobesSecondary in Poultry Disease *; Poultry Disease Investigation *; New Castle Disease *; Fowl Pox *; Infectious Laryngeotrachitis *; Infectious Bronchitis *; Infectious Bursal Disease (Gumboro Disease) *; Mareks Disease *; Lymphoid Leucosis *; Avian Influenza *; Avian Encephalomyelitis *; Avian Reovirus *; Egg Drop Syndrome *; Chicken Anaemia *; Inclusion Body Hepatitis *; Hydropericardial Hepatitis *; Salmonellosis *; Pullorum Disease *; Fowl Typhoid *; Fowl Cholera *; E-coli *; Infectious Coryza *; Avian Tuberculosis *; Chronic Respiratory Disease *; Protozoan Infection- Coccidiosis *; Ectoparasites *; Endoparasites *; Mycotic Disease *; Mycotoxicosis *; Nutritional Deficiency Diseases *; Vaccines and Vaccination *; Disinfectants and Disinfestants *; Hatchery Sanitation *; Quality of Chicks *; Farm Hygiene *; Water Hygiene *; Role of Water in Poultry Production *; Adulteration in Poultry Feed *; Hazards of Ammonia in Poultry Farm *; Hazards of Excess Moisture in Poultry Farm *; Litter Management *; Poultry Management in Summer *; Poultry Management in Winter *; Noise Management in Poultry