Methods of fertilization in jujube orchard

Fertilization method of jujube orchard: ⑴ sowing method, mainly used in intercropping garden; ⑵ ditch fertilization, digging 40 cm deep and 40 cm wide strips on both sides of jujube crown projection; ⑶ radial fertilization, digging 4 to 6 trenches radially from inside to outside, 25 cm wide and 10 cm deep. ⑷ ring fertilizing, digging circular trenches around jujube trees outside the crown projection, about 30 cm deep and 30 cm wide, ⑸ root topdressing, can be combined with pest control.