| abstract |
The application relates to the field of tree planting, and specifically discloses a pine tree rejuvenation method, comprising the following steps: S1, digging a ring-shaped ditch: excavating a ring-shaped ditch on the ground surrounding the trunk, and the distance between the outer diameter of the ring-shaped ditch and the trunk is 1/2～2/3 of the vertical projection radius of the crown, the depth of the annular groove is 15-20cm, and the width is 5-10cm; S2, application of rejuvenation matrix: fill the rejuvenation matrix into the annular groove and compact it with original soil , the rejuvenation matrix includes mycorrhizal fungi. The pine tree rejuvenation method of the present application has the advantages of improving the soil environment in the nursery, improving the soil fertility, improving the community structure of the pine tree rhizosphere microorganisms, improving the stress resistance of the pine tree and improving its rejuvenation effect. |