You've been hearing more and more about water solubility in phosphorus fertilizers within the past few years. Some folks may have wondered whether water solubility- the actual ability to dissolve in water- is actually important or of value. And if water solubility is "good" in phosphorus fertilizers, when is this factor important?
Webb, John R. and Pesek, John
Iowa Farm Science: Vol. 12
, Article 4.
Available at: https://lib.dr.iastate.edu/farmscience/vol12/iss8/4