Characterization of soil algal bioavailable phosphorus in the Minnesota River Basin

Agriculture & Biology

• Minnesota River 100%
• sorption 45%
• phosphorus 38%
• soil 26%
• soil chemical properties 20%
• soil physical properties 19%
• glacial till soils 17%
• agricultural watersheds 14%
• nonpoint source pollution 13%
• retention agents 13%
• calcareous soils 10%
• eutrophication 10%
• oxalates 10%
• calcium carbonate 10%
• acid soils 9%
• uncertainty 8%
• soil pH 8%
• bioavailability 8%
• soil organic matter 8%
• clay 8%
• soil sampling 7%
• bioassays 7%
• energy 5%

Earth & Environmental Sciences

• river basin 40%
• phosphorus 37%
• soil 22%
• sorption 17%
• chemical property 7%
• physical property 6%
• calcareous soil 5%
• nonpoint source pollution 5%
• oxalate 4%
• bioassay 4%
• index 4%
• calcium carbonate 4%
• bioavailability 4%
• eutrophication 3%
• watershed 3%
• saturation 3%
• organic matter 2%
• particle 2%
• energy 2%