Dr. Khalid M Mahrose

1. IntroductionPoultry production is an important agricultural subsector in many countries. Poultry are birds which render economic services to humans as a primary supplier of meat, egg and raw materials for different industries (feather, waste products, etc.), source of income and employment to people when compared to other domestic animals [1]. According to USDA (2020), the world chicken meat pr ...

ABSTRACT Improving productivity, reducing feed cost or increasing economic efficiency are main challenges in laying hen farms. Thus, the present experiment was conducted to study the effect of different levels of lysine and Total Sulfur Amino Acids (TSAA) on productive performance, egg quality and economical evaluation of Lohmann Brown laying hens. A total number of 144 hens aged from 34-50 ...