... photosynthesis to produce more nutrition and dry substances, and 7 days later the amount of root increase, and root grow deeper ... obvious.Applying to vegetable:Spraying on leaf-vegetables, 3-5 days later, the effect can emerge obviously. Leaves get wider and ... 20-45% and vegetables can be put onto market 7-14 days earlier.Applying to fruit tree:1) Spraying before flowering stage ...