Features of Meily Calcium: 1. Contains a variety of trace elements, including calcium, magnesium, boron, zinc, and "Si" as a comprehensive supplement.2. The nano-grade particles developed with patent nano-technology, which are easily absorbed by crops. Whether root-drenching or leaf-applying, crops can absorb them effectively.3. It strengthens cell wall tissues, decreasing the incidence of plant disease caused by fungi.