Pre digested for immediate availability of Phosphorus, Calcium, Silica, Sulphur and Trace Elements. High analysis of P 18%, Ca 22%, Si 14.5% and S 3%. Ultra fine micronized natural Calcium Phosphate (Guano). Contains specific micro-organisms to unlock soil reserves of P and Ca. Added Fish and Seaweed-Kelp extracts. Contains silica for improved quality and shelf life. The digesting process through enzymes and added microbes makes this product immediatelly plant avaialble. 30L equals to around 2 T of Guano.