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You searched for: Date 2015 Author/Creator Topp, E.

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1. Long‐Term Observations of Nitrogen and Phosphorus Export in Paired‐Agricultural Watersheds under Controlled and Conventional Tile Drainage. Issue 5 (1st September 2015)

3. The distribution of Salmonella enterica serovars and subtypes in surface water from five agricultural regions across Canada. (1st June 2015)