1 unit = 600 kg Monitoring the pH of your soil and balancing soil acidity are key to improving crop performance, as low soil pH will reduce crop growth and ultimately yield. Calcifert granulated lime is proven to neutralise soil acidity, improving quality and yield. Suitable for all crops including grassland, cereals, fruit, oilseed rape and even hops. Applied using conventional spreading equipment Cost effective Low application rates Approved for organic farming.