Poultry production is an important sector in Ethiopia where chickens & their products are important sources of food and income. Backyard poultry production in Ethiopia represents a significant part of the national economy in general & the rural economy in particular. Chickens kept under backyard poultry production system considerably contributed to the cash income of the rural families in Northern Ethiopia. Ethiopian chickens are estimated to be over 56 million which are mainly local or indigenous breeds. The rural areas of Central Tigray are some of the potential areas for household based...