Westland fish, blood and bone is a good natural source of all three major nutrients that helps in stimulating strong, healthy root growth. It comes ready to use and is rich in essential nutrients. The nutrients are taken up efficiently due to a longer period of release in the soil. High in phosphorus helps roots grow bigger and stronger. It comes with added calcium that keeps your plant healthy and strong. It helps build soil fertility and increases crop yield. Westland All Purpose Fish, Blood And Bone 4kg