1. Agricultural Phosphorus Legislation in Europe;Amery,2014
2. Analysis of Methodologies for Calculating Greenhouse Gas and Ammonia Emissions and Nutrient Balances;Amon,2011
3. Incorporating undesirable outputs into models of production: an application to U.S. agriculture;Ball;Cah. D’econ. Sociol. Rurales,1994
4. The scope for regulatory incentives to encourage increased efficiency of input use by farmers;Barnes;J. Environ. Manage.,2009
5. Effects of genetic line and feeding system on methane emissions from dairy systems;Bell;Anim. Feed Sci. Technol.,2011