1. Guidelines for the fertilisation and manure application regulation (Original Danish title: Vejledning om gødsknings- og harmoniregler);Agency,2016
2. World Agriculture Towards 2030/2050: the 2012 Revision;Alexandratos,2012
3. Large Variation in Reproduction Efficiency of Danish cattle Farmers (Original Danish title: KvægInfo 1929a - Stor variation i Reproduktionsresultaterne i Danmark);Ancker,2008
4. The effect of extended calving intervals in high-yielding lactating cows on milk production and profitability;Arbel;J. Dairy Sci.,2001
5. How Low Can We go? An assessment of Greenhouse Gas Emissions from the UK Food System and the Scope to Reduce Them By 2050;Audsley,2009