Appendix A. Model output demonstrating that crop production system was not a significant predictor of denitrification potential in the Logården samples and including this term did not affect other terms in the model. R. PowellJeff WelshAllana HallinSara 2016 Model output demonstrating that crop production system was not a significant predictor of denitrification potential in the Logården samples and including this term did not affect other terms in the model.