COMPO EXPERT Blaukorn 12-12-17+2+TE contains all the nutrients and characteristics of a classic blue grain. Optimized according to current needs with excellent product properties. High in potash and phosphate for on-demand fertilization on soils with medium to low levels of phosphate and potash. With a high magnesium content and iron for good coloring and assimilation, supplemented by the valuable trace nutrients boron and zinc. Phosphate with high water solubility for immediate P supply. Fine granulation ensures optimal distribution and rapid grain disintegration.