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禽舍与环境专题文章

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显示文章31-45 in 禽舍与环境
Minimising Neighbours Complaints
By Dan L Cunningham, Extension Coordinator, University of Georgia - Poultry production in Georgia and the United States continues to grow and expand to meet the demand by consumers for this high quality food item. At the same time, however, we are experiencing...
Site Selection Factors for new Poultry Facilities
By Charles Goan, Professor, Animal Science, University of Tennessee - Farmers considering building poultry facilities on their farms must give considerable thought to the location of the new structures.
Keeping Broilers Cool During Hot weather
By Brian D. Fairchild, Extension Poultry Scientist, University of Georgia - As hot weather approaches it is important to remember the benefits of removing heat from the house and the birds, especially during the last two weeks of grow-out. If bird body...
Windbreaks for Poultry Farms
By G.T. Tabler, Poultry Science Department at the University of Arkansas's Avian Advice - Windbreaks are barriers that have been used for centuries to reduce and redirect wind. They were first used in the mid-1400???s when the Scottish Parliament...
Basic Introduction to Broiler Housing Environmental Control
By Brian D. Fairchild, Department of Poultry Science, University of Georgia - Broilers have been selected for increased meat yield, better feed conversion and high growth rates for many decades. Fifty years ago it took over 12 weeks to raise a 4 pound...
Lighting for Poultry Farms and Processing Plants
Joseph M. Zulovich Department of Agricultural Engineering, University of Missouri - Poultry businesses and poultry industry specialists have known for years the value of specialized controlled lighting for stimulating bird growth and egg production. But...
Can In-House Composting Reduce Flies In High-Rise Layer Houses?
By A. Bruce Webster, Extension Poultry Scientist and Nancy Hinkle, Entomology - CES, University of Georgia - High-rise layer houses offer great convenience by allowing long-term storage of manure in the lower level of the house. Unfortunately, this convenience...
Steam humidification for hatcheries
By Joseph M. Maudlin, Extension Poultry Scientist, University of Georgia - Steam has been used for decades for providing humidity in many types of industrial and home environments. Until recently, it has been considered too expensive for hatchery use,...
Ammonia levels in layer houses
By A. Bruce Webster, Extension Poultry Scientist, University of Georgia - The cold weather of winter creates challenges for management of commercial layer houses entirely different from those of summer. Ventilation rates must be reduced to minimize heat...
Abolition of battery cages in EU-25 : Cost estimated at €354 million
By the USDA, Foreign Agricultural Service - The EU ban on traditional cages for laying hens, which is scheduled for 2012, could cost European egg producers up to ???354 million per year. An EC report calculates the cost of egg production indicating that...
Lighting for Poultry Housing
By W.Winchell, Agricultural Engineer, The Canada Plan Service. Light levels (intensity or illuminance) and the duration of light (photo period) are important factors in poultry production. Intensity has an effect on cannibalism and aggression, along...
Hot Weather Management of Poultry
By Kenneth E. Anderson, Extension Poultry Specialist and Thomas A. Carter, Specialist-in-Charge, Poultry Science Extension, North Carolina State University - This archive report looks at how hot weather can have a severe impact on poultry performance....
Ammonia in Commercial Layer Houses
By A. Bruce Webster, Extension Poultry Scientist, University of Georgia, Athens, Georgia. Published by Poultry Science - This study compares two types of layer houses, the manure belt house and the high rise house, to try to learn the NH3 production...
Energy Costs Associated with Commercial Broiler Production
By G.T. Tabler, I.L. Berry and A.M. Mendenhall for the University of Arkansas's Avian Advice - Commercial broiler growers face a number of challenges associated with producing profitable broiler flocks. While unable to control all factors associated...
Light Intensity Measurements in Poultry Houses
Prepared by Michael J. Wineland, Extension Poultry Specialist and Tom D. Siopes, Professor of Physiology, North Carolina State University - Light intensity is an important management factor for breeder type poultry. There is evidence suggesting a minimal...
 
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2012年 2月 9日 星期四