What is the effect of humic acid fertilizer pear tree in agricultural university chemical fertilizer industry

1, the effect is good. Pear trees need a lot of nutrition in the process of germination, flowering and fruit setting. The use of humic acid fertilizer in the fertilizer industry of agricultural university has a good effect on improving yield and quality, enhancing the stress resistance of trees and increasing fruit yield.

2. Improve the soil structure. Soil hardening refers to the phenomenon that the surface layer of soil becomes hard due to the lack of organic matter and poor structure, and the structure is destroyed and soil substances are dispersed under the action of external factors such as irrigation or rainfall, and the surface of soil becomes hard due to cohesion after drying. Humic acid fertilizer can promote the decomposition of organic matter, increase soil organic matter content, improve soil aggregate structure and improve soil ecological environment, which is beneficial to the healthy growth of fruit trees.