Virginia Agricultural Experiment StationWu, JinkangHughes, Harold A.2015-08-072015-08-071985http://hdl.handle.net/10919/56304vii, 37 pagesapplication/pdfen-USVirginia Agricultural Experiment Station materials are available for public use, re-print, or citation without further permission, provided the use includes credit to the author and to the Virginia Agricultural Experiment Station and Virginia Tech.S123 .E22Chickens -- Housing -- Heating and ventilationPoultry -- HousingExtension publication14094669