Research Projects Browse by:Category Crop Nutrient Organization Person Country Show:All projects Active projects United States of America State/Province: -All- AlabamaArizonaGeorgiaIAIdahoIllinoisIndianaIowaKansasKentuckyLouisianaMinnesotaMississippiMissouriMontanaNorth CarolinaOhioOklahomaOregonSouth CarolinaTennesseeTexasUtahVirginia Sort by: Project ID Project Title Year of initiation, (oldest first) Year of initiation, (newest first) Year of completion, (oldest first) Year of completion, (newest first) List Grid IPNI-2014-USA-4RN09Evaluating the 4R Nutrient Stewardship Concept and Certification Program in the Western Lake Erie BasinNorth America