User:Pa38
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About Me:
- Manage the nitrogen cycle
- Closing the global N2O budget: nitrous oxide emissions through the agricultural nitrogen cycle Arvin Mosier, Carolien Kroeze, Cindy Nevison, Oene Oenema, Sybil Seitzinger and Oswald van Cleemput, Nutrient Cycling in Agroecosystems, created October 1998, accessed 21 January 2009
- Advance personalized learning
- Apangea Learning Nominated as Tech 50 Awards Finalist, MarketWatch, updated 14 August 2008, accessed 15 August 2008, unavailable as of 11 January 2009
