It is recommended to apply fertilizer twice.
The first fertilization is about a week after the fruit is picked. When applying fertilizer, we should pay attention to supplement various macro, medium and trace elements, amino acids, fulvic acid and seaweed active substances, so as to protect the roots, keep the leaves dark green, ensure the normal photosynthesis and quickly restore the tree vigor. Gaoweilu 868s is recommended, which is rich in elements, seaweed essence and fulvic acid, has the effect of dispelling cold and preventing freezing, and can effectively reduce the impact of freezing injury in the coming year.
The second fertilization should pay attention to the supplement of nitrogen, phosphorus, potassium, medium and trace elements and organic fertilizer, so as to support roots, prevent cold and keep leaves thick and green, and carry out normal photosynthesis. Potassium fertilizer can improve stress resistance, and phosphorus fertilizer can promote root growth. It is suggested to use 40-50kg slow and controlled release compound fertilizer+moderate medium and trace element fertilizer.