An exciting new development in soil phosphate oxygen isotope analysis...by Andi Smith on March 15, 2017 Andi Smith inorganic phosphate nitrogen oxygen isotopes phosphorous Rothamsted Research Scotland's Rural College soil soil science Stable Isotope Facility University of Nottingham +
Nitrogen and the Anthropocene… by Melanie Leng on November 06, 2014 Anthropocene BGS carbon CEG co2 Eric Wolff Jan Kaiser Jan Zalasiewicz Melanie Leng nitrogen Tim Heaton +
