Because CH4 is generated from decomposition of organic matter under anaerobic conditions, it is reasonable to assume that CH4 emission would be minimized in compost that was continuously aerated.
Nitrous oxide emissions varied seasonally, with emission factors of 0.37% (g N2O/g N; CONT) and 0.45% (g N2O/g
N; LOW) in autumn and 0.58% (g N2O/g N; CONT) and 0.60% (g N2O/g N; LOW) in summer experiments with no difference between the manures.