CN113115675A

CN113115675A - Ornamental peony planting and propagating method

Info

Publication number: CN113115675A
Application number: CN201911391872.4A
Authority: CN
Inventors: 章丽红
Original assignee: Jiangsu Tongren Garden Engineering Co ltd
Current assignee: Jiangsu Tongren Garden Engineering Co ltd
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2021-07-16

Abstract

The invention discloses a planting method of ornamental peony, which comprises the following steps: a1, selecting land; a2, selecting pits; a3, fertilizing; a4, trimming; a5, planting; a6, watering; a7, topdressing, wherein the specific requirements in the step a2 are 30 × 30, 30 × 50, 50 × 50 and 50 × 70; in the step A5, the plant is lifted upwards during soil covering, the root is straightened, and the soil is slightly compacted; the method is characterized in that the first fertilization in the step A7 is to apply a quick-acting fertilizer, the second fertilization is a quick-acting fertilizer, and the third fertilization is a base fertilizer.

Description

Ornamental peony planting and propagating method

Technical Field

The invention relates to the technical field of peony, in particular to a planting and breeding method of ornamental peony.

Background

Ornamental peony, for perennial deciduous shrubs, "its cultivation begins in the inertia, the ancient cooking is in the Tang, the first of Song dynasty is in the sky, it is gorgeous, very beautiful and magnificent, it is splendid and splendid to contain, it is the Chinese nation prosperous symbol, the ornamental peony flower is flourishing, the variety is numerous, the flower color is extraordinary, there are red, white, pink, yellow, purple, blue, green, black and compound color 9 large color systems, 10 flower types, more than 1000 varieties, the blooming season, the crisis, the ornamental peony stars are scattered and distributed in the western part of shaan, Gansu and Henan of China, because the root bark is used into the medicine, suffer from the excessive digging for a long time, the resource is constantly destroyed, because of the natural fertility, the distribution area is gradually reduced, should take effective measures, protect the lower limit of altitude (meter) 1100, the upper limit of altitude (meter) 2800;

however, the ornamental peony in the current market has poor planting and breeding technology, is easy to cause low planting rate and can not grow normally, thereby causing the problems of small flowers and unattractive appearance in the later period.

Disclosure of Invention

The invention provides a method for planting and propagating ornamental peony, which can effectively solve the problems that the planting and propagating technology of ornamental peony in the current market is poor, the planting rate is low, normal growth cannot be realized easily, and the phenomenon that flowers are small and not beautiful in the later period is caused.

In order to achieve the purpose, the invention provides the following technical scheme: a planting method of ornamental peony comprises the following steps:

a1, selecting land: the field-cultivated peony needs to be planted in sunny land with high terrain and good drainage, loose, fertile and deep sandy soil needs to be selected during planting, the soil can be from subacid, neutral to subalkaline, and the neutral is good, and saline-alkali soil is avoided;

a2, selecting pits: selecting a proper variety according to the cultivation purpose, digging planting holes according to the specific size of the peony seedlings before planting, and enabling the row spacing of the plants to be according to the size and specific requirements of the seedlings;

a3, fertilization: spreading decomposed compound fertilizer, bean cake and bone meal mixed fertilizer in the holes;

a4, trimming: properly trimming the roots, cutting off diseased roots and broken roots, and then planting;

a5, planting: planting in the original position of the root-stem joint, wherein the trace is equal to the soil surface, the pit soil is fertile and fine, and the root part cannot be exposed above the soil surface;

a6, watering: before and after the flowering with the most water demand and when the spring drought occurs, water is properly poured for several times to supplement the shortage of soil moisture;

a7, topdressing: the fertilizer is applied three times every year, when new branches, leaves and flower buds are germinated for the first time and just extend, the fertilizer is called a flower promoting fertilizer, the fertilizer has great influence on the later growth of plants and the increase of the flower buds within half a month after blossom, the fertilizer is called a bud promoting fertilizer, and the fertilizer plays an important role in enhancing the growth of the plants in spring in autumn and winter for the third time.

According to the above technical solution, the specific requirements in step a2 are 30 × 30, 30 × 50, 50 × 70;

in the step A5, the plant is lifted upwards during soil covering, the root is straightened, and the soil is slightly compacted;

in the step A7, the first fertilization is to apply quick-acting fertilizer, the second fertilization is quick-acting fertilizer, and the third fertilization is base fertilizer.

According to the technical scheme, the step A7 further comprises the steps of loosening soil and weeding:

before flowering, the soil needs to be hoed and loosened after rainfall and watering, the hoeing depth is 5-10 cm, the hoe needs to be shallow, the two hoes need to be deep to 10 cm, and after flowering, shallow digging can be carried out on second, third and fourth-year-old peonies, and the depth reaches 15 cm;

in summer, the high temperature and rainy season is high, the soil humidity is high, the ground surface is easy to harden, weeds are easy to bunch, hoeing and weeding are more important, and when the time from beginning of autumn to 'summer heat' is the key time for hoeing and weeding, hoeing shallowly and hoeing finely to kill the weeds before the seeds are produced.

According to the technical scheme, the step A5 further comprises the steps of soil sealing and overwintering:

after every year of frost, digging soil sealing plants around the plants, burying all the plants of one year and two years into the soil, planting the plants of three years and four years of bacon with high 2/3, and planting the stems only for more than five years.

A propagation method for planting ornamental peony comprises the steps of plant division propagation, grafting propagation, cutting propagation and layering propagation;

the plant division propagation: the peony is a bush in a cluster shape, the germination capacity is strong, and the characteristic is utilized to divide a large peony plant into a plurality of small peony plants to be independently cultured into seedlings, which is called as plant division propagation;

the grafting propagation: the root of medicinal peony for 2-3 years is adopted as a female parent, the root system of the peony is soft and has no hard core, the root is thick and short, and the nutrient is sufficient;

the cutting propagation: the method also belongs to one of asexual propagation methods, wherein the cut branches are used for selecting branches with full stems, full terminal buds and no diseases and insect pests as spikes, the length is 10-18 centimeters, the seedbed is selected at a ventilated and sunny place and is high, water is poured once after the cutting, and the water is poured once;

and (3) layering propagation: and (3) pressing down the branches, burying the branches in soil without separating from the mother plant, keeping the soil moist, and cutting off the connected parts after the buried branches root.

According to the technical scheme, the plant division propagation is a method for planting a peony into a plurality of small peonies, the plant division is mostly carried out from autumn to cold dew, the peony plants of 4-5 years can be dug out during the plant division, the soil is removed, the plants are dried in the sun for 1-2 days, the roots of the peony plants are dehydrated and softened, the peony plants are split into a plurality of plants from the heads of the five flowers at the roots according to the natural growth potential, each plant needs to be provided with partial fine roots, the small plants after the plant division are pruned according to the number of the buds on the heads of the five flowers, the old branches with 2-3 buds are reserved with 10 cm, the old branches with 5-7 buds are reserved with 5-7 cm, only one tender bud can not be pruned, the roots are pruned after the pruning, the coarse roots and the middle and medium roots are pruned, the small roots and the fine roots are all reserved, the small roots can be reserved with coarse roots or without pruning, and if diseased plants are found, the plants can be planted after the roots are soaked in the medicine.

According to the technical scheme, the grafted branches are cut according to the variety requirement in the grafting propagation, firstly, the lower part of the scion is cut into a wedge shape with a thick upper part and a thin lower part, then, a round top of a stock is split by a grafting knife, the scion is vertically inserted, finally, a hemp rope is wound tightly, the grafting time is from 'summer heat' to 'cold dew', the survival rate reaches 80-90% before and after the optimal period of 'white dew', the stock can be selected from Chinese herbaceous peony roots, the tree peony seedlings are selected, the scion needs to be selected from annual strong branches growing at the lower part of the plant, the branches grow 6-10 cm and have robust item buds and 2-3 side buds.

According to the technical scheme, the cutting time of the cutting propagation is preferably from the first ten days of 9 months to the beginning of 10 months, the cutting propagation can heal and take root after 15 days of cutting under proper conditions, new roots grow to 1-3 cm after 60 days, a cutting bed is covered with a mulching film and is inserted into a greenhouse, certain temperature and humidity are kept, the survival rate is favorably improved, and the root length of annual cutting seedlings can reach 25-30 cm.

According to the technical scheme, the layering propagation is divided into an original plant layering method and a whole plant oblique planting layering method;

after the original plant blooms in spring, in 9-10 months in autumn, branches growing for two or three years are girdled or incised from the base to reach 1/3 deep as the branches are thick, then the whole branches are buried in soil, only the branch tips are exposed out of the soil, in spring, the scale buds at the top of the layering germinate and grow into new branches, the latent buds and the middle axillary buds also begin to expand, new roots are generated at the base of the branches growing in the year, 10-11 months later, complete root systems are formed, the branches grow for 30-50 cm, in spring of the third year, the latent buds and the axillary buds grow out of soil in succession and grow into new branches, the root systems also continue to expand, and the new plants are separated from the mother plants and dug and transplanted in 9-10 months.

According to the technical scheme, the whole-plant oblique planting layering method is used for obliquely planting the divided seedlings, all branches are pressed down to be used as layering, the divided seedlings are erected in the holes, the neck parts of roots are slightly lower than the ground, the roots are sparsely spread in the holes and evenly distributed, then one person holds the seedlings and one person fills soil, when the soil is filled to 2/3 deep in the holes, a groove is naturally formed in a forward way, the groove is just used as layering, the filled soil in the holes is compacted, then the branches are flatly pressed along the groove from the positions close to the neck parts of the roots to be slightly inclined upwards, the top ends of the branches are left outside the soil, the compacted soil is filled to be level with the ground, the steps are performed, and then ridges are formed to preserve soil moisture and increase the temperature, so as to promote the roots of the branches to grow;

the germination and rooting rules of the whole oblique planting layering seedling are similar to the in-situ layering of the original plant, but the growth potential of the seedling in the first year of planting is weaker than that of the original plant, the seedling can grow vigorously in the second year, the current-year-old branch germinated by the layering strips can be cut down in autumn, a large number of high-quality scions can be obtained, more tillering branches can be promoted to germinate, the original strip can be cut out and separated after the layering strips grow for 2 years, and the finished seedling can reach the selling standard after growing for 3 years.

Compared with the prior art, the invention has the beneficial effects that: the ornamental peony fertilizer disclosed by the invention has the advantages of scientific and reasonable structure, safety and convenience in use, and capability of better improving the planting rate and the reproduction rate of ornamental peony, so that later-stage planting is facilitated, the planting effect of the ornamental peony is better improved when the ornamental peony is planted through continuous fertilization and fertilizer supplement, less watering and more weeding are facilitated, necessary water is conveniently provided for planting of the ornamental peony, the phenomenon of rotten roots of the ornamental peony is prevented, stable development of the ornamental peony can be facilitated through additional fertilization, better growth can be achieved in the flowering period, and four reproduction modes are provided, so that later-stage transplanting and reproduction are facilitated, and the ornamental peony fertilizer is suitable for popularization and use.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.

In the drawings:

FIG. 1 is a schematic flow chart of the present invention;

FIG. 2 is a schematic representation of an engrafted plant of the invention;

FIG. 3 is a schematic view of the cultivation of the present invention;

FIG. 4 is a schematic diagram of a multi-plant growing architecture of the present invention;

FIG. 5 is a schematic diagram of the grafting completion structure of the present invention;

FIG. 6 is a schematic diagram of a clipping structure according to the present invention.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.

Example 1:

as shown in fig. 1-6, the invention provides a technical scheme, and a planting method of ornamental peony, comprising the following steps:

in the step A5, when covering soil, lifting the plant upwards to straighten the root and slightly treading the soil;

in the step A7, the first fertilization is to apply a quick-acting fertilizer, the second fertilization is a quick-acting fertilizer, and the third fertilization is a base fertilizer.

3 times before flowering, 2 times per month after flowering and autumn, hoeing and loosening the soil when the soil is slightly dry after rainfall and watering, wherein the hoeing depth is 8 cm, the hoeing head is shallow, the hoeing head is as deep as 10 cm, and after blossom, shallow digging can be carried out on the second, third and fourth-year-old peonies to reach 15 cm;

and (3) plant division propagation: the peony is a bush in a cluster shape, the germination capacity is strong, and the characteristic is utilized to divide a large peony plant into a plurality of small peony plants to be independently cultured into seedlings, which is called as plant division propagation;

grafting and propagating: the root of 3-year medicinal peony is adopted as a female parent, the root system of the peony is soft and has no hard core, the root is thick and short, and the nutrient is sufficient;

cutting propagation: the method also belongs to one of asexual propagation methods, the cut branches are used for selecting branches with full stems, full terminal buds and no diseases and insect pests as spikes, the length is 13 centimeters, the seedbed is selected at a ventilated and sunny place and is high, water is poured once after the cutting, and the water is poured once;

layering propagation: and (3) pressing down the branches, burying the branches in soil without separating from the mother plant, keeping the soil moist, and cutting off the connected parts after the buried branches root.

According to the technical scheme, the plant division propagation is a method for planting a peony into a plurality of small peonies, the plant division is mostly carried out from 'autumn' to 'cold dew', the 4-5 year old peonies can be dug out during the plant division, the attached soil is removed, the peonies are dried in the sun for 2 days, the roots of the peonies are dehydrated and softened, the peonies are split into a plurality of plants from the heads of the five flowers at the roots according to the natural growth potential, each plant needs to be provided with partial thin roots, and the small plants after the plant division are trimmed according to the number of buds on the heads of the five flowers.

According to the technical scheme, the cutting time of cutting propagation is preferably 10 months, the cutting seedlings heal and root after 15 days of cutting under proper conditions, new roots grow to 3 cm after 60 days, a cutting bed is covered with a mulching film and is inserted into a greenhouse, certain temperature and humidity are kept, the survival rate is favorably improved, and the root length of annual cutting seedlings can reach 27 cm.

According to the technical scheme, layering propagation is divided into an original plant layering method and a whole plant oblique planting layering method;

after the original plant blooms in spring by the layering method, in 9 months in autumn, the branches growing in two or three years are girdled or incised from the base part to reach 1/3 with thick branches, then the whole branches are buried in soil, only the branch tips are exposed out of the soil, in the next spring, the scale buds at the top of the layering germinate out of the soil to grow into new branches, the latent buds and the middle axillary buds also begin to swell, the bases of the growing branches in the same year generate new roots, the roots grow for 11 months to form complete root systems, the roots are 47 cm in length, in the third spring, the latent buds and the axillary buds grow out of the soil in succession to grow into new branches, the root systems also continue to expand, the new plants are separated from the mother plants within 10 months, and the new plants are dug and transplanted.

According to the technical scheme, the full-plant oblique planting layering method is used for obliquely planting the divided seedlings, all branches are pressed down to be used as layering, the divided seedlings are erected in the holes, the neck parts of the roots are slightly lower than the ground, the roots are sparsely spread in the holes and evenly distributed, then one person holds the seedlings and one person fills soil, when the soil is filled to 2/3 deep in the holes, a groove is naturally formed in a forward way, the groove is just used as the layering, the soil filled in the holes is compacted, then the branches are flatly pressed along the groove from the positions close to the neck parts of the roots to be slightly inclined upwards, the top ends of the branches are left outside the soil, the soil is pressed and filled to be level with the ground, the branches are stepped, and then ridges are formed to preserve moisture and increase the temperature, and the branches are promoted to take roots;

Example 2:

before flowering, the soil needs to be hoed and loosened after flowering and 1 month in autumn, after rainfall and watering, the soil needs to be slightly dry, the hoeing depth is 7 cm, the first hoe needs to be shallow, the depth of the second hoe needs to be 10 cm, and after flowering, shallow digging can be carried out on second, third and fourth-year-old peonies, and the depth reaches 15 cm;

grafting and propagating: the root of medicinal peony for 2-3 years is adopted as a female parent, the root system of the peony is soft and has no hard core, the root is thick and short, and the nutrient is sufficient;

cutting propagation: the method also belongs to one of asexual propagation methods, wherein the cut branches are used for selecting branches with full stems, full terminal buds and no diseases and insect pests as spikes, the length is 10-18 centimeters, the seedbed is selected at a ventilated and sunny place and is high, water is poured once after the cutting, and the water is poured once;

According to the technical scheme, the plant division propagation is a method for planting a peony into a plurality of small peonies, the plant division is mostly carried out during the period from 'autumn' to 'cold dew', the 4-year-old peonies can be dug out during the plant division, the attached soil is removed, the peonies are dried in the sun for 1.5 days, the roots of the peonies are dehydrated and softened, the peonies are split into a plurality of plants from the heads of the five flowers at the roots according to the natural growth potential, each plant needs to be provided with a part of thin roots, and the small plants after the plant division are trimmed according to the number of buds on the heads of the five flowers.

According to the technical scheme, the grafted branches are cut according to the variety requirements in grafting propagation, the lower surface of a scion is cut into a wedge shape with a thick upper part and a thin lower part, then the round top of a stock is split by a grafting knife, the scion is vertically inserted, and finally a hemp rope is wound tightly.

According to the technical scheme, the cutting time of cutting propagation is preferably in the last ten days of 9 months, the cutting seedlings heal and root in 15 days after cutting under proper conditions, new roots grow to 2 cm in 60 days, a cutting bed is covered with a mulching film and inserted into a greenhouse, certain temperature and humidity are kept, the survival rate is favorably improved, and the root length of annual cutting seedlings can reach 27 cm.

after the original plant layering method is used for flowering in spring, in autumn 10 months, branches growing in two or three years are girdled or incised from the base part to reach 1/3 with thick branches, then the whole branches are buried in soil, only the branch tips are exposed out of the soil, next spring, the scale buds at the tops of layering germinate to grow into new branches, the latent buds and the middle axillary buds also begin to expand, new roots are generated at the base parts of the branches growing in the same year for 10 months to form complete root systems with the length of 36 cm, in spring of the third year, the latent buds and the axillary buds grow out of the soil in succession and grow into new branches, the root systems also continue to expand, the new plants are separated from the parent plants within 10 months, and the new plants are dug and transplanted.

Example 3:

before flowering, the soil needs to be hoed and loosened after flowering and autumn for 2 times per month, after rainfall and watering, the soil needs to be hoed and loosened if the soil is slightly dry, the hoeing depth is 10 cm, the first hoe needs to be shallow, the second hoe needs to be as deep as 10 cm, and after flowering, the second, third and fourth-year-old peonies can be dug shallowly, and the depth reaches 15 cm;

grafting and propagating: the root of 2.5-year medicinal peony is adopted as a female parent, the root system of the peony is soft and has no hard core, the root is thick and short, and the nutrient is sufficient;

cutting propagation: the method also belongs to one of asexual propagation methods, wherein the cut branches are used for selecting branches with full stems, full terminal buds and no diseases and insect pests as spikes, the length is 15 centimeters, the seedbed is selected at a ventilated and sunny place and is high, water is poured once after the cutting, and the water is poured once;

According to the technical scheme, the plant division propagation is a method for planting a peony into a plurality of small peonies, the plant division is mostly carried out from autumn to cold dew, 5-year-old peonies can be dug out during the plant division, the attached soil is removed, the peonies are dried in the sun for 2 days, the roots of the peonies are dehydrated and softened, the peonies are split into a plurality of peonies from the heads of the five flowers at the roots according to the natural growth potential, and each peonies needs to have partial fine roots.

According to the technical scheme, the grafted branches are cut according to the variety requirement in grafting propagation, the lower surface of a scion is cut into a wedge shape with a thick upper part and a thin lower part, then a grafting knife is used for splitting the top of a rootstock dome, the scion is vertically inserted, and finally a hemp rope is used for tightly winding.

According to the technical scheme, the cutting time of cutting propagation is preferably 10 months, the cutting seedlings heal and root after 15 days of cutting under proper conditions, new roots grow to 2 cm after 60 days, a cutting bed is covered with a mulching film and is inserted into a greenhouse, certain temperature and humidity are kept, the survival rate is favorably improved, and the root length of annual cutting seedlings can reach 27 cm.

after the original plant layering method is used for flowering in spring, in 10 months in autumn, branches growing in two or three years are girdled or incised from the base part to reach 1/3 with thick branches, then the whole branches are buried in soil, only the branch tips are exposed out of the soil, next spring, the scale buds at the tops of layering germinate to grow into new branches, the latent buds and the middle axillary buds also begin to expand, new roots are generated at the base parts of the branches growing in the same year for 11 months to form complete root systems, the roots are 45 cm in length, in third spring, the latent buds and the axillary buds grow out of the soil in succession and develop into new branches, the root systems also continue to expand, the new plants are separated from the mother plants in 9 months, and the new plants are dug and transplanted.

By demanding the requirements for planting ornamental peony of examples 1-3, we prepared the survival rates into the following table:

contrast item	Example 1	Example 2	Example 3
				Survival rate	93.7％	92.8％	93.1％

By contrast, the survival rate of people is much higher than that of the existing survival rate, due to reasonable watering and fertilization, nutrients and moisture required by normal planting and propagation are facilitated, and therefore the normal survival of people is facilitated, but the base fertilizer is not suggested to be too much, example 2 is a phenomenon that the survival rate of people is slightly lower, and workers indicate that the base fertilizer is too thick.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The ornamental peony planting method is characterized by comprising the following steps: the method comprises the following steps:

2. The method for planting ornamental peony according to claim 1, wherein the specific requirements in step a2 are 30 × 30, 30 × 50, 50 × 70;

3. The planting method of ornamental peony according to claim 1, wherein said step a7 further comprises loosening soil and weeding:

4. The planting and propagation method of ornamental peony according to claim 1, wherein said step a5 further comprises the steps of soil sealing for overwintering:

5. The propagation method required by the planting of ornamental peony according to any one of claims 1 to 4, comprising the steps of plant division propagation, grafting propagation, cutting propagation and layering propagation;

6. The method for propagating ornamental peony according to claim 5, wherein the division propagation is a method for planting a peony divided into a plurality of small peonies, the division is performed during the period from "autumn" to "cold dew", the peony of 4-5 years can be dug out during division, the attached soil is removed, the roots are dried in the sun for 1-2 days, the roots are dehydrated and softened, the peony is split into a plurality of plants from the root of the five-flower head according to the natural growth potential, each plant needs to have a part of fine roots, the small plants after division are trimmed according to the number of buds on the "five-flower head", the old branches with 2-3 buds are preferably left for 10 cm, the old branches with 5-7 buds are preferably left for 5-7 cm, only one bud can not be trimmed, the roots are trimmed after trimming, the coarse roots and the middle roots are trimmed, the small roots and the fine roots are all left, the small roots and the fine roots are left for coarse roots or are not trimmed, if diseased plants are found, the plants can be planted after the roots are soaked with the medicine.

7. The method for propagating ornamental peony according to claim 5, wherein the grafting propagation cuts the grafted branches according to the variety requirement, the lower part of the scion is cut into a wedge shape with a thick upper part and a thin lower part, then the dome of the stock is split by a grafting knife, the scion is vertically inserted, finally the scion is wound tightly by a hemp rope, the grafting time is from 'summer heat' to 'cold dew', the survival rate is 80% -90% before and after the optimal period 'white dew', the root stock can be selected from the root of peony, the seedling of peony is selected, the scion is selected from an annual strong branch growing at the lower part of the plant, the branch is 6-10 cm long and has robust buds and 2-3 side buds.

8. The method for propagating ornamental peony according to claim 5, wherein the cutting time of the cutting propagation is preferably from early 9 th to early 10 th, the ornamental peony is healed and rooted 15 days after the cutting under appropriate conditions, a new root grows to 1-3 cm in 60 days, a cutting bed is covered with a mulching film and is inserted into a greenhouse, certain temperature and humidity are kept, the survival rate is favorably improved, and the root length of an annual cutting seedling can reach 25-30 cm.

9. The method for propagating ornamental peony according to claim 5, wherein the layering propagation is divided into an original plant layering method and a whole plant slant cultivation layering method;

10. The method for propagating ornamental peony according to claim 5, wherein the whole-plant slant layering method slantways plants the divided seedlings, all branches are pressed down to serve as layering, the divided seedlings are erected in the holes, the root necks of the divided seedlings are slightly lower than the ground, the roots of the divided seedlings are sparsely spread in the holes and are uniformly distributed, then one person holds the seedlings and one person fills soil, when the soil is filled to 2/3 deep in the holes, a ditch is naturally formed in the forward direction, the ditch just serves as layering, the soil filled in the holes is compacted, then the branches are flatly pressed along the ditch from the positions close to the root necks of the divided seedlings, the top ends of the divided branches are slightly inclined upwards, the top ends of the divided branches are left outside the soil, the compacted soil is filled to be level with the ground, the furrows are compacted, then the ridges are formed, the soil moisture is preserved, the temperature is raised, and the roots are promoted to;