Nutrient Deficiency Technical support Is your crop suffering from nutrient deficiency? Inadequate levels of any of these essential plant nutrients can have major effects on crop growth, health and yield. Click on the links below to find out more about the importance of each of key nutrient and how to identify the causes and symptoms of nutrient deficiency: Nutrient Deficiency N Nitrogen P Phosphorous K Potassium Mg Magnesium Ca Calcium S Sulphur Fe Iron Mn Manganese Cu Copper Zn Zinc B Boron Co Cobalt-deficiency Mo Molybdenum Benefits of FoliarFertilizers How to applyFoliar Fertilizers Research & Development Production &Logistics Our Full Range Click below to see our product options. Foliar Fertilizers A complete range of super concentrated foliar fertilizers BIOSTIMULANTS Seaweed-based fertilizers, improving fruit quality, plant growth and yield SEED TREATMENTS High concentration suspension seed treatments Organics & Biocontrol A complete range of organic fertilizers Fertilizer Coatings A range of liquid fertilizers to coat granular nutrients Plant Health Promoters Fertilizers focused on stimulating health and disease-resistance Soluble Powder Fertilizers A comprehensive range of water-soluble powder fertilizers TechnicalUpdates Latest trial results from the team