For years, conventional wisdom held that all that mattered was the total amount of phosphorus excreted in animal manure.

But a growing body of evidence now suggests that it is the amount of Soluble P, not merely Total P, that most affects runoff. This should be of concern to anyone familiar with Nutrient Management Plans and the need to lower P runoff.

We published a report on this new evidence called Shades of Gray featuring the top minds in animal nutrition and soil science. (Click for a pdf of this document)

Or click here to see interviews of the experts featured in the Shades of Gray report.

You can also order a hard copy of the report along with an accompanying interactive CD-ROM, by contacting Donna Vishoot.