First and foremost is excellent ventilation - shoot for 1 square foot per bird in the building. Then fresh food and clean water. A good probiotic helps. Start with healthy vigorous birds.
I use http://www.gro2max.com/
Developed in Egypt, it is formulated specifically for chickens.
I use http://www.gro2max.com/
Developed in Egypt, it is formulated specifically for chickens.