搜索结果: 1-1 共查到“Laying Hens Houses”相关记录1条 . 查询时间(0.078 秒)
Emission of materials of biological origin in laying hens houses with different technologies of rearing
laying hens poultry houses ammonia nitrogen emission air pollution
2015/6/2
The aim was to determine the conversion of alimentary substances of laying hens (nitrogen, phosphorus, potassium) into the production of eggs and to determine the emission of nitrogen, air pollution b...