Ri was recognized as a regulating element on formation of new blood vessels in embryo developing, wound healing, and tumor occurring.

As a new type of research reactor with new fuel element and core structure, no experience can be used for the design and implementation of the power regulating system.

Calcium is not only a necessary element, but also the second messenger of signal out of cell and physiological and biochemical reaction in cell, regulating the growth and development of fruit trees.