Researchers at the University of Idaho and Montana State University have published a study in the 2015 Proceedings of the Western Nutrient Management Conference in which they compare the efficiency and effectiveness of top-dress and foliar application of Super Phos® with traditional P fertilizers. The one-year study concludes that Super Phos® performed very well in terms of spring wheat grain yield and grain protein content.
Read the complete study at http://bit.ly/1LsdnBt.