A poultry farm is where domesticated birds are raised. Poultry include chickens, turkey, ducks, and geese. These animals are raised for their meat and eggs. Chickens are the most common bird raised for both meat and eggs. Chickens that are raised for their meat are called broilers. Chickens that are raised for their eggs are called laying hens or layers. Some special breeds of poultry are raised for shows and competitions. Poultry farming, raising of birds domestically or commercially, primarily for meat and eggs but also for feathers. Chickens, turkeys, ducks, and geese are of primary importance, while guinea fowl and squabs (young pigeons) are chiefly of local interest. This article treats the principles and practices of poultry farming. For a discussion of the food value and processing of poultry products, see egg and poultry processing. Poultry is one of the fastest growing segments of the agricultural sector in India today. While the production of agricultural crops has been rising at a rate of 1.5 to 2 percent per annum, that of eggs and broilers has been rising at a rate of 8 to 10 percent per annum. As a result, India is now the world's fifth largest egg producer and the eighteenth largest producer of broilers. The book is intended to be a guide for under graduate and post graduate students of veterinary and animal science, broiler farm managers and entrepreneurs, and farming aspirants.