I. Introduction to the technology of big tree nutrient solution Big tree infusion is a common big tree hanging bottle. It is a new garden treatment technology. The reason is just like human infusion. It is to supplement nutrition to maintain normal metabolism. The effect is direct. Less environmental pollution. Second, the main components of the nutrient solution of the big tree According to the different objects used, the nutrition composition is very different. Natural broad-leaved trees such as: Manchurian ash, Pentagon maple, Quercus mongolica, etc ....... see more"