What is their function and effect?
All previously published news items from the Focus on nutritional elements series are listed below.
N (Nitrogen)P (Phosphorus / Phosphate)K (Potassium)Ca (Calcium)Mg (Magnesium)SO4 (Sulphate)Fe (Iron)Mn (Manganese)Zn (Zinc)Cu (Copper)B (Boron)
+31 174 - 62 03 60
Galgeweg 382691 MG 's-Gravenzande (The Netherlands)