Reduction of the Livestock Ammonia Emission under the Changing Temperature during the Initial Manure Nitrogen Biomineralization

Figure 1

A test bench for modelling the gas emissions from manure: 1: thermostat, 2: water, 3: emission source-manure, 4: thermistor, 5: tight/close manure chamber (100 L capacity), 6: cover, 7: air supply duct, 8: the temperature and humidity sensors, 9: the outflow air duct, 10: air sampling probe, 11: thermoanemometer sensor, 12: valve, 13: a fan with frequency converter, 14: meter-logger ALMEMO 2590-9; 15: PC (program AMR), 16: anemometer OMEGAFLO HH-F615 M, 17: laser gas analyser GME700 18: electrically heated three-channel valves; 19: diaphragm air Pump, 20: heated air hose, 21: climatic camera Memmert.