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Manure Drying Methods in Layer Houses

Author: Dr. Lilong Chai, Assistant Professor & Poultry Engineering Specialist Importance of Layer Manure Drying A layer house with 100,000 hens produces 1,500 to 2,000 tons of manure every year. Fresh layer manure contains about 75% moisture that must be reduced prior to storage and land application. High moisture manure…
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Sprinkling Cooling for Cage-free Hens

Dr. Lilong Chai, UGA Poultry Engineering Specialist Heat Stress in Laying Hens Heat stress is one of the primary concerns for laying hen production in the summer as heat waves may significantly increase flock mortality and reduce egg production in hen houses. The use of mechanical ventilation and cooling cells…
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Cage-free Hen House Floor Egg Management

Cage-free production and floor egg issues Poultry production (meat and eggs) provides cost efficient protein for human beings. Currently the U.S. is the world’s largest broiler producer (41 Billion lbs. in 2017) and the world’s 2nd largest egg producer (105 Billion table eggs in 2017). However, the U.S. egg industry…
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New and Emerging Lines in Poultry Production

Over the years, there has been an increased demand for organically or naturally produced poultry products mostly due to the perception that these products are safer, tastier and healthier. In the United States, organic poultry broiler production increased from 1.9 million birds in 2000 to more than 10.4 million in…
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Five Common Issues During Brooding

PDF Version The brooding period is important to getting chicks off to a good start and influences flock performance.  Depending on the market weight, the brooding period represents as much as 1/3 of the grow-out period.  The chick is still developing and will grow rapidly during this period.  The objective…
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