A: Irrigation, most of the spring is dry and less rainy in the spring, and the irrigation effect is very good in the germination stage. The amount of irrigation should be based on local weather, sensation, tree potential, age, etc. Irrigation is best carried out in combination with root application. Fertilization, including the application of base fertilizer in early spring and quick-acting fertilizer in late spring. In late spring, the quick-acting fertilizer is mainly based on nitrogen fertilizer, which is carried out before and after germination from April to May. Generally, adult trees dig small pits on the outside of the tree, and each plant is topdressed with urea and organic fertilizer. Spring ploughing and refurbishing tree trays. In the spring, the ploughing is carried out after the soil is thawed. The depth of ploughing is 30-40 cm, and the depth near the trunk should be shallow to prevent damage to the roots. Disclaimer: Some articles on this website are transferred from the Internet. If legal rights of third parties are involved, please inform this website. phone Potassium Chloride,Magnesium Chloride Hexahydrate,Calcium Chloride Granules,Calcium Chloride Dihydrate Wuxi Yangshan Biochemical Co.,Ltd. , https://www.salesacetates.com