Rates of NH3 volatilization in mg NH3-Nm−2 h−1 were determined fromthe difference inNH3-N collected by the inlet and outlet gas-washing bottles after adjusting for the air sampling ratio (Eq. (2); Poach et al., 2002).
Rates of NH3 volatilization in mg NH3-Nm−2 h−1were determined fromthe difference inNH3-N collected by theinlet and outlet gas-washing bottles after adjusting for the airsampling ratio (Eq. (2); Poach et al., 2002).