土壤的选择和管理核桃树根深,根系主要分布在地下30~100厘米,应选择的土层深度为1米以上或者经过整理在1米以上。避免使用重茬地。核桃树喜透气性良好的土壤,秋季需要进行清园深翻。在秋季果实采收以后至树叶变黄落叶后,土壤封冻之前清理果园杂物后进行土壤深翻并修筑树盘,深度一般为30~40厘米。深翻可分为扩穴深翻、隔行隔株深翻和全园深翻等方式。深翻时应尽量避免不伤根或少伤根。施肥结合土壤深翻进行施基肥 Soil selection and management Walnut tree roots deep roots are mainly distributed in the underground 30 to 100 cm, the depth of the soil should be selected for more than 1 m or finishing at 1 m above. Avoid using stubble. Hi walnut tree Hi breathable soil, autumn need deep clearing garden. After the fruit harvest in the fall to yellow leaves deciduous, the soil cleaned before cleaning orchard debris after the soil deep turn and the construction of tree trays, the depth is generally 30 to 40 cm. Deep turning can be divided into deep hole deep plowing, deep plying every other deep plying across the garden and deep plowing and other means. Deep turn should try to avoid not hurt the root or less hurt the root. Fertilize the soil with deep turn base fertilizer