Session 1: Soil analysis and nutrient management

1. Opportunity is knocking and we must answer. A path for farming and food production in the shadow of ‘big problems’. Patrick Drohan, Penn State College of Agricultural Sciences, USA.

2. Room for improvement - an audit of P in two catchments. Noeleen McDonald, Department of Agriculture, Food & the Marine (DAFM).

3. A N map to calculate emissions in three Danish catchments. Sofie Van't Veen, Aarhus University.

4. Effects of manure & soil on P bioavailability and environmental risk. Romain Hebert, Teagasc.

5. Lipid extraction methods for biomarker quantification in soil & cattle slurry. Amber Manley, Rothamsted Research, UK