CN109197327B - Method for connecting ancient and famous trees by stock tree bridge - Google Patents
Method for connecting ancient and famous trees by stock tree bridge Download PDFInfo
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- CN109197327B CN109197327B CN201811066331.XA CN201811066331A CN109197327B CN 109197327 B CN109197327 B CN 109197327B CN 201811066331 A CN201811066331 A CN 201811066331A CN 109197327 B CN109197327 B CN 109197327B
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- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G17/00—Cultivation of hops, vines, fruit trees, or like trees
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G2/00—Vegetative propagation
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Abstract
The invention discloses a method for grafting famous ancient trees by a stock tree bridge, which comprises the following steps of planting more than one stock tree with soil balls beside the ancient trees while improving the soil environment of the root systems of the ancient trees, wherein trunk parts of the stock trees are grafted on the skin layer tissues of live trunk parts of the ancient trees in an embedding manner; and (3) grafting the top rod of the stock tree after the top is removed or grafting the top rod and the branches below the top rod into the living cortex tissue at the upper end of the wound of the ancient trunk in a bridging mode. The invention adopts the anvil tree bridge to abut and cross over the ancient tree bark large-area longitudinal and transverse rotting and trunk incomplete hollow upper end trunk, connects the anvil tree with the transportation and conduction tissues of the ancient tree cortex and xylem, increases the nutrition conveying channels of the anvil tree and the ancient tree, has no heteroreaction of bridge abutment, has sufficient nutrition supplied by the anvil tree with developed root system, and enables the ancient tree to obtain the supply of a large amount of nutrients, thereby improving the viability, the disease resistance and the growth vigor of the bridge abutment ancient tree, achieving the aim of ancient tree rejuvenation, and being capable of improving the survival rate compared with single bridge abutment and single abutment.
Description
Technical Field
The invention relates to a method for connecting ancient and famous trees by a stock tree bridge, belonging to the technical field of ancient tree protection.
Background
Ancient trees, in general, refer to trees that grow for hundreds of years, even thousands of years. The ancient trees are precious wealth left by the history to us, and are nonrenewable and irreplaceable living cultural relics. A large amount of ancient tree name tree resources are arranged around important tourist attractions, ancient relic legacy places, ancient symbolic buildings, ancient temple and other buildings in China, such as millennium red bean trees of Jiangyin Gushan, millennium ancient gingkoes of Wujiang Qidu and millennium ancient olive trees of Jiangyin Halan. The ancient and famous trees are well protected, the excellent resources of the ancient and famous trees are stored and bred, and the cultural value of the ancient and famous trees is excavated and utilized, so that the method has great significance. The protection of an ancient tree is to protect a natural and social development history, to store a precious and old historical relic, to protect a good germplasm gene bank, and to protect a humanity and natural landscape.
The ancient trees suffer from diseases and insect pests for a long time, are split by thunder and wind, are transplanted to cut the trunk and cut roots, are mechanically wounded and the like, so that the root systems are seriously rotted, no new roots grow out, the trunk is incomplete and hollow, and the large-area rotten wounds in the longitudinal and transverse directions of the bark almost surround the whole trunk, and the phenomena that the whole crown of the ancient trees is seriously withered and withered frequently are caused.
Disclosure of Invention
The invention aims to solve the technical problem of the prior art, provides a method for connecting the ancient trees with the stock tree bridges in an abutted mode, combines the method for connecting the ancient trees with the stock tree bridges in an abutted mode, and supplies a large amount of nutrients to the ancient trees to achieve the aim of rejuvenating the ancient trees.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows:
the method for grafting the stock tree with the famous ancient tree by the bridge includes planting more than one stock tree with soil balls beside the ancient tree, grafting the trunk of the stock tree to the cortex tissue of the living trunk of the ancient tree in a mutual embedding manner, and grafting the top rod of the stock tree after top removal or grafting the top rod and the branches below the top rod into the living cortex tissue at the upper end of the wound of the ancient tree in a bridging manner.
The bridging method comprises the following steps: the bridging method comprises the following steps: cutting a V-shaped opening about 10cm from the upper end of the wound of the ancient tree trunk to form a selected bridging part; after the rootstock tree is removed, cutting an inclined plane with the angle of 75 degrees and the length of 4-5 cm on the top rod or the top rod and branches below the top rod, and exposing a green cortex; inserting the anvil tree ejector rod or the ejector rod and branches below the ejector rod into a V-shaped opening cortex layer of the ancient trunk, aligning a V-shaped opening on the ancient trunk with the anvil tree ejector rod or cambium layers of the ejector rod and branches below the ejector rod, and combining a cut of the ancient tree with the anvil tree ejector rod or the xylem and phloem of a cutting surface of the ejector rod and branches below the ejector rod; and finally, fixing the interface through a fixing clamp.
Preferably, the anvil tree ejector rod or the ejector rod and the branch inclined plane below the ejector rod are respectively coated with healing promoting ointment once before and after being inserted into the V-shaped opening of the ancient trunk, and the healing promoting ointment treatment interface has the characteristics of convenience in operation, high interface healing speed and high survival rate.
Further, after bridging is completed, performing later-stage management, including removing the fixing clamp when the bridging port is fully healed and the anvil tree branch is rapidly thickened; timely erasing the sprouts on the anvil tree branches, which is beneficial to quickly thickening the anvil tree branches; timely watering the stock tree to prevent branch of the bridge stock tree from dying due to water shortage; and spraying bactericide on the bridging part to prevent and treat pathogenic bacteria infection.
Wherein, the joint part of the living trunk of the ancient tree is a V-shaped groove which is 3-5 cm long and has the same diameter with the trunk of the anvil tree and is thick to reach the xylem, and the joint part of the anvil tree is an inverted V-shaped cutting surface which is the same length with the joint part of the living trunk of the ancient tree; after the abutting part of the stock tree is embedded into the abutting part of the living trunk part of the ancient tree, the interface is fixed through the fixing clamp.
Preferably, the abutment of the anvil tree is coated with healing promoting ointment once before and after embedding into the abutment of the living trunk of the ancient tree, so as to promote the healing speed of the interface.
Further, after the butting is finished, performing later-stage management, including removing the fixing clamp when the butting interface is fully healed; 1/4 leaves are cut from the upper branch of the anvil tree at the upper end of the abutment, so that the water consumption of the anvil tree leaves can be reduced, and the healing of the wound of the abutment anvil tree and the ancient tree and the recovery of the conduction tissue can be accelerated; and spraying bactericide on the cut parts of the inarching connector and the anvil tree branch to treat the infection of pathogenic bacteria.
Preferably, the bridging and the inarching are respectively carried out in the middle 6 th of the month when the ancient trees grow and sprout more vigorously and the sap flows, at the moment, the trunk of the bridged ancient tree and the stock tree can quickly form healing tissues, the healing time of the injured opening and the recovery time of the conduction tissues are short, and the ancient trees can quickly recover the tree vigor after the bridging and the inarching. Meanwhile, the lignification of the bridge abutment of the ancient trees and the stock trees is recovered as soon as possible, and the survival rate of the bridge abutment is improved.
The healing ointment comprises oil sludge and an additional mixed aqueous solution of 1, 2-bis (3-methoxycarbonyl-2-thioureido) benzene, 6-benzylamino adenine and alpha-naphthylacetic acid, wherein the concentration of the 1, 2-bis (3-methoxycarbonyl-2-thioureido) benzene is 2-4.0 mL/L, the concentration of the 6-benzylamino adenine is 0.3-0.5 mL/L, and the concentration of the alpha-naphthylacetic acid is 0.05-0.1 mL/L. Calculating the usage amount according to the usage scale and the formula of the medicament and the phytohormone, and preparing the medicament for use at present; the formulation has the benefits of avoiding infection of the bridge abutment wound and promoting healing of the bridge abutment.
Has the advantages that:
according to the method, when the soil environment of the ancient tree root system is improved, the anvil tree is adopted to be in butt joint with the bridge and cross over a large area of longitudinal and transverse rotting of the ancient tree bark and a hollow upper trunk with a incomplete trunk, the conducting tissues of the anvil tree, the ancient tree cortex and the xylem are connected, nutrition conveying channels of the anvil tree and the ancient tree are increased, the bridge is in butt joint without heteroreaction, the anvil tree with a developed root system is sufficient in nutrition supply, and the ancient tree is supplied with a large amount of nutrients, so that the viability, the disease resistance and the growth vigor of the bridge butt joint ancient tree are improved, the aim of ancient tree rejuvenation is fulfilled, and the survival rate can be improved compared with single bridge joint and single butt joint.
Drawings
The foregoing and/or other advantages of the invention will become further apparent from the following detailed description of the invention when taken in conjunction with the accompanying drawings.
FIG. 1 is a graph of the healing sites and effects of old ginkgo bridging into viable anvil branches;
FIG. 2 is a diagram showing the effect of old ginkgo on bridging the top stems of living rootstock;
FIG. 3 is a graph of healing sites and effects of grafting of ancient crape myrtle to live stock trees;
fig. 4 is a graph of the healing site and effect of old olea europaea abutting on a living anvil tree.
Detailed Description
The invention will be better understood from the following examples.
1. Materials and methods
1.1 test ancient Tree species
The ancient tree species tested were olive (Olea europaea.) for more than about 1500 years, lagerstroemia indica (Lagerstroemiania L.) for more than about 1100 years, Cinnamomum camphora (L.) Presl.) for more than about 500 years, and Ginkgo biloba (Ginkgo biloba L.) for more than about 1200 years.
1.2 design of ancient trunk foundation bridge and inarching test method
(1) Selection of bridge abutment against anvils: the age of the stock tree is 5-15 years of seedling according to the height and growth condition of the wound part of the ancient tree. The seedling is required to have vigorous growth vigor, developed root system, slender trunk, transplanting with soil balls and convenient insertion bridging or cortex inarching;
(2) bridge abutting connection: firstly, inarching, after the rootstock tree with soil ball is planted beside the ancient tree, firstly, a V-shaped groove which is 3-5 cm long and has the same diameter with the trunk part of the rootstock tree and reaches the xylem is opened at the inarching part of the ancient tree, then, the inarching part of the grafted rootstock tree is cut into an inverted V-shaped cut surface with the same length, healing promoting ointment is coated, the cut surface of the inarching part of the rootstock tree is embedded into the V-shaped groove, a fixing clamp is arranged, healing promoting ointment is coated again, topdressing is carried out, bud is smeared, the fixing clamp is removed, and the like. The anvil tree was trimmed 1/4 at its top after abutment, with as few pruning as possible, as too many wounds would be detrimental to healing at the abutment, as shown in fig. 3 and 4.
Cutting the mandril of the anvil tree or the mandril and the branches below the mandril, coating healing promoting ointment, cutting the upper end of the wound of the ancient tree into a V-shaped crevasse, inserting the mandril or the cutting surface of the mandril and the branches below the mandril into the cortex, coating healing promoting ointment, fixing the mandril, applying additional fertilizer, coating sprouts, removing the fixing clamp and the like.
The single bridge connection comprises the steps of selecting a stock tree, selecting bridge connection time, planting the stock tree with soil balls beside an ancient tree, cutting a top rod of the stock tree or a top rod and branches below the top rod, coating healing promoting ointment, cutting a V-shaped opening at the upper end of a wound of the ancient tree, inserting a scion cutting surface into a cortex, coating healing promoting ointment, coating a fixing clamp, fertilizing, coating a bud, removing the fixing clamp and the like, and is shown in figures 1 and 2.
(3) Bridge inarching technical essential:
1) bridging: firstly, bridging time, select ancient trees to grow and sprout more flourishing and the sap flow go on in the middle of 6 months, bridging ancient tree trunk and stock tree can form the healing tissue fast this moment, and injured mouth healing and defeated leading tissue recovery time are short, and the ancient trees recovery tree vigor is fast after the bridging. Meanwhile, the lignification of the interface between the ancient tree and the stock tree bridge is restored as soon as possible, and the survival rate of bridging is improved. The second is the operation of the bridging technique. A V-shaped opening is cut at the upper end of the old tree trunk wound by about 10cm and serves as a selected bridging part. Cutting anvil tree ejector rods with the angle of 75 degrees and the length of 4-5 cm or ejector rods and inclined planes of branches below the ejector rods, coating healing promoting ointment on the ejector rods or the ejector rods and the branches below the ejector rods, inserting the anvil tree ejector rods or the ejector rods and the branches below the ejector rods into the V-shaped opening cortex of the ancient tree trunk, aligning the V-shaped opening on the ancient tree trunk with the cambium of the anvil tree ejector rods and the branches, fully combining the crevasses of the ancient tree with the ejector rods or the xylem and phloem parts of the cut surfaces of the ejector rods and the branches below the ejector rods, coating the healing promoting ointment after the ejector rods or the ejector rods and the branches below the ejector rods are inserted into the cortex, and. The healing promoting ointment treatment interface has the characteristics of convenient operation, high interface healing speed and high survival rate. And thirdly, management technology after bridging. The root system of the stock tree is developed and the growth vigor is vigorous, and the fixing clamp is removed when the bridge joint is sufficiently healed and the branch is rapidly thickened; timely erasing the sprouts on the branch strips of the bridge anvil tree, which is beneficial to quickly thickening the branch strips of the anvil tree; watering the rootstock trees in time after bridging to prevent the rootstock trees from dying due to water shortage. Meanwhile, the bactericide is sprayed on the bridge connection part for 1 time/week and is continuously sprayed for three weeks to prevent and treat the infection of pathogenic bacteria. Fourthly, attention is paid. Firstly, cutting the stock tree branches to be thin and sharp, cutting the cut surfaces to be 4-5 cm in length at 75 degrees, smoothing the cut surfaces, and slightly scraping the back surfaces of the stock tree branches by using a cutter to remove the outer surface layers so as to expose the green cortex layers. Secondly, the healing promoting ointment needs to be prepared accurately: the healing promoting ointment comprises oil sludge and an additional mixed aqueous solution of 1, 2-bis (3-methoxycarbonyl-2-thioureido) benzene, 6-benzylamino adenine and alpha-naphthylacetic acid, wherein the concentration of the 1, 2-bis (3-methoxycarbonyl-2-thioureido) benzene is 4.0mL/L, the concentration of the 6-benzylamino adenine is 0.5mL/L, and the concentration of the alpha-naphthylacetic acid is 0.1 mL/L. Thirdly, the fixing clamp is fixed in place after bridging, and the anvil tree branches are prevented from shaking.
2) Abutting connection: first, the connection time is connected with the bridge; the second is the operation of the butting technology. The advantages of the approach method are: the time suitable for abutting is long, the product is easy to survive and can be formed quickly. The technical key point of the inarching is that after the anvil tree with soil balls is planted beside the ancient tree, a V-shaped groove which is 3-5 cm long and has the same diameter with the anvil tree and reaches the xylem is formed at the inarching position of the ancient tree, then an inverted V-shaped cut surface with the same length is cut at the inarching position of the ancient tree, a thin layer of healing promoting ointment (the same formula and the same bridge connection) is coated on the inarching position of the anvil tree, the cut surface of the inarching position of the anvil tree is embedded into the V-shaped groove at the inarching position of the ancient tree, healing promoting ointment is coated again, the interface is fixed by a fixing clamp after the healing promoting ointment is coated, the healing promoting ointment treatment interface can accelerate the healing of the interface, and the survival rate of the ina. And thirdly, a management technology (same as bridging) after the connection. After the abutment wound is completely healed, 1/4 leaves can be properly cut off from the upper branch of the anvil tree at the upper end of the abutment, so that the water consumption of the anvil tree leaves can be reduced, the healing of the abutment anvil tree and the old tree wound and the recovery of the conduction tissue can be accelerated, after 1/4 anvil tree leaves are cut off, bactericides are sprayed on the crown and the abutment part of the anvil tree (the method is the same as that for bridging), and the infection of pathogenic bacteria can be cured. Fourthly, attention is paid. Firstly, cutting V-shaped grooves at the approach joint of the ancient trees and the cutting edges of the cutting surfaces of the inverted V-shaped anvil trees with the same length are thin and sharp, the cutting surfaces are smooth, and the outer surface layer of the tip of the cutting surfaces of the inverted V-shaped anvil trees is removed, so that the green cortex is exposed; secondly, the healing promoting ointment needs to be prepared accurately: the healing promoting ointment comprises oil sludge and an additional mixed aqueous solution of 1, 2-bis (3-methoxycarbonyl-2-thioureido) benzene, 6-benzylamino adenine and alpha-naphthylacetic acid, wherein the concentration of the 1, 2-bis (3-methoxycarbonyl-2-thioureido) benzene is 4.0mL/L, the concentration of the 6-benzylamino adenine is 0.5mL/L, and the concentration of the alpha-naphthylacetic acid is 0.1 mL/L. Thirdly, the fixing clamp must be fixed in place after the butt joint, so that the stock tree and the old tree trunk are prevented from being butted and loosened.
1.3 number of ancient trunk bridges abutting against anvils. According to the different thicknesses of the ancient tree trunk bases, the areas of longitudinal and transverse rotten wounds of tree trunks and tree trunk scarcity rotten tree holes, the damaged root coefficients, the death degree of root systems and the growth conditions of the ancient trees, single-anvil tree bridge butting, double-anvil tree bridge butting or multi-anvil tree bridge butting is adopted to ensure the survival of developed root system anvil trees and provide a large amount of nutrients for the ancient trees, and the purpose of recovering the growth vigor of the ancient trees is achieved.
2. Test results and analysis
2.1 comparison of bridge inarching survival rates of different ancient tree varieties
TABLE 1 influence of the abutment of different ancient tree varieties on the survival rate of stock trees
The method is characterized in that when the ancient tree is in a growing season, stock trees with vigorous vitality and developed root systems are transplanted on the basal side of the trunk of the ancient tree, the height of the stock trees is higher than the height of large-area longitudinal and transverse rot of the bark of the ancient tree and the height of the hollow trunk, and a single stock tree or a plurality of stock trees are in bridge approach to the basal side of the ancient tree. The method improves the ancient tree root system soil environment by ditching and reducing the soil, loosening the soil and fertilizing, spraying insecticide (4.0mL/L O, S-dimethyl acetyl thiophosphoramide ester) for disinsection, bactericide (4.0mL/L1, 2-di (3-methoxy-carbon-based-2-thioureido) benzene) for sterilization and the like around the ancient tree root, and selects an anvil tree with the proper age and proper bridge inarching time while improving the ancient tree root system soil environment. Bridge leaning is to cut the anvil tree ejector rod or the ejector rod and its branch, apply the healing promoting ointment, cut the V-shaped opening on the wound of the ancient tree trunk, insert the branch cutting surface into the cortex, and then apply the healing promoting ointment and fix; the inarching is characterized in that a 3-5 cm long V-shaped groove which has the same diameter and is as thick as the anvil tree and reaches the xylem is formed in the inarching part of the ancient tree, then the inarching part of the grafted anvil tree is cut into an inverted V-shaped cutting surface with the same length, healing promoting ointment is coated on the cutting surface, the cutting surface of the inarching part of the anvil tree is embedded into the V-shaped groove of the ancient tree trunk, and then the healing promoting ointment is coated on the cutting surface, the ancient tree is fixed and the like; the anvil tree bridges are in butt joint and cross over the large-area longitudinal and transverse rotting of ancient tree barks and the hollow upper end trunk with incomplete trunk, and the transportation and conduction tissues of the anvil tree, ancient tree cortex and xylem are connected, so that the nutrition conveying channel of the anvil tree and the ancient tree with vigorous vitality is increased, the bridges are in butt joint without special resistance reaction, the ancient tree is enabled to obtain the supply of a large amount of nutrients, and the viability, the disease resistance and the growth vigor of the bridges are improved. Through different ancient tree varieties of stem-based bridge inarching tests and bridge inarching stock tree survival rate surveys, the survival rates of the bridge inarching stock trees of ginkgo, olive, sweet osmanthus and crape myrtle are respectively 100%, 96.67% and 96.67%, and the survey results show that the nutrition exchange between the stock bark layer with vigorous vitality and the stock bark layer of the ancient tree can be accelerated by adopting the stock tree bridge inarching the ancient tree with vigorous vitality, so that the ancient tree can quickly recover the natural growth and vitality, the survival rate of the bridge inarching stock tree is obviously improved, and the table 1 and the figures 1-3 are shown, thereby ensuring the healthy growth of the ancient tree.
2.2 comparison of survival rates of bridge inarching of ancient Tree trunk base with different bridge inarching anvil trees
TABLE 2 influence of different bridge inarching stock tree number of ancient tree trunk base on bridge inarching survival rate
According to the different thicknesses of ancient tree bases, the areas of longitudinal and transverse rotten wounds and rotten tree holes of tree trunks and tree barks, the damaged root coefficient, the death degree of root systems and the growth conditions of the ancient trees, single-anvil tree bridge butting, double-anvil tree bridge butting or three-anvil tree bridge butting and four-anvil tree bridge butting tests are adopted and repeated for three times, the test results show that except that the bridge butting survival rate of the four-anvil tree bridge butting of the lagerstroemia indica is 91.67%, the bridge butting survival rates of the single-anvil tree bridge butting, double-anvil tree bridge butting, three-anvil tree bridge butting and four-anvil tree bridge butting of the rest ginkgo, lagerstroemia indica and olive are all 100%, and the results of the table 2 show that the survival rates of the ancient tree trunks and the base bridges in butting different quantities of the stock trees are high, and developed root trees ensure that a large amount of nutrients are provided for the ancient trees, so that the bridge butting survival rate is improved and the ancient trees grow fast.
2.3 survival rate comparison of independent inarching, independent bridging and bridge inarching of ancient tree trunk base
The bridge inarching ancient tree is that after more than one anvil tree with soil balls is planted beside the ancient tree, the trunk part of the anvil tree can be inarched on the bark layer tissue of the living trunk part of the ancient tree; the upper part of the anvils can be topped off and inserted into the living cortex tissue at the upper end of the wound of the ancient trunk. The anvil tree mandril and the branch part which are separately connected in an abutting mode are not bridged into the trunk of the ancient tree any more; the single bridge is to plant the rootstock with soil ball beside the ancient tree, cut the branch of the rootstock and insert the rootstock into the trunk of the ancient tree in a bridge connection mode.
The experimental results of different grafting methods of the ancient crape myrtle tree trunk base show that: except that the survival rate of the four-anvil tree bridge connection is 75.0%, the survival rates of the single-anvil tree, the double-anvil tree, the three-anvil tree and the four-anvil tree of the rest crape myrtle and the bridge abutment are all 100%, and as shown in table 3, the investigation result shows that the crape myrtle ancient tree trunk base bridge abutment can be grafted at multiple points, so that the effect of improving the survival rate is achieved.
TABLE 3 influence of different grafting methods of ancient crape myrtle trunk base on survival rate of stock tree
The present invention provides a method and a method for a bridge of an anvil tree to abut against an ancient tree name, and a method and a way for implementing the technical scheme are numerous, and the above description is only a preferred embodiment of the present invention, and it should be noted that, for a person skilled in the art, a plurality of improvements and embellishments can be made without departing from the principle of the present invention, and the improvements and embellishments should be regarded as the protection scope of the present invention. All the components not specified in the present embodiment can be realized by the prior art.
Claims (2)
1. A method for connecting a stock tree bridge with an ancient and famous tree is characterized in that more than one stock tree with soil balls is planted beside the ancient and trunk parts of the stock trees are connected with skin tissues of live trunk parts of the ancient and ancient trees in an interlocking manner; grafting the mandril of the stock tree and the branches below the mandril into the living cortex tissue at the upper end of the wound of the ancient trunk in a bridging mode;
the bridging method comprises the following steps: cutting a V-shaped opening about 10cm from the upper end of the wound of the ancient tree trunk to form a selected bridging part; cutting 75-degree and 4-5 cm inclined planes on the anvil tree mandril and the branches below the anvil tree mandril, and exposing a green cortex; inserting the anvil tree ejector rod and the branches below the anvil tree ejector rod into the V-shaped opening cortex of the ancient trunk, aligning the V-shaped opening on the ancient trunk with the anvil tree ejector rod and the cambium of the branches below the anvil tree ejector rod, and combining the crevasses of the ancient tree with the xylem and phloem of the cutting surface of the anvil tree ejector rod and the branches below the anvil tree ejector rod; finally, fixing the interface through a fixing clamp;
the joint of the living trunk of the ancient tree is a V-shaped groove which is 3-5 cm long and has the same diameter with the trunk of the stock tree and is thick to reach the xylem, and the joint of the stock tree is an inverted V-shaped bevel which has the same length with the joint of the living trunk of the ancient tree; after the abutting part of the stock tree is embedded into the abutting part of the living trunk part of the ancient tree, an interface is fixed through a fixing clamp;
respectively coating healing promoting ointment once before and after the anvil tree mandril and the branch inclined plane below the anvil tree mandril are inserted into the V-shaped opening of the ancient trunk;
respectively coating healing promoting ointment on the front and back of the abutted part of the live trunk part of the stock tree at the abutted part of the live trunk part of the ancient tree;
after bridging is completed, performing later-stage management, including removing the fixing clamp when the bridge opening is fully healed and the rootstock branch is rapidly thickened; timely erasing sprouts on branches of the anvil tree; timely watering the stock tree; and spraying a bactericide on the bridging part;
performing later-stage management after the approach joint is completed, wherein the later-stage management comprises removing the fixing clamp when the approach joint interface is fully healed; cutting off the blade of the upper branch 1/4 of the anvil tree near the upper end of the interface; spraying a bactericide on the abutted interfaces and the cut parts of the anvil trees;
the healing promoting ointment comprises oil sludge and an additional mixed aqueous solution of 1, 2-bis (3-methoxycarbonyl-2-thioureido) benzene, 6-benzylamino adenine and alpha-naphthylacetic acid, wherein the concentration of the 1, 2-bis (3-methoxycarbonyl-2-thioureido) benzene is 2-4.0 mL/L, the concentration of the 6-benzylamino adenine is 0.3-0.5 mL/L, and the concentration of the alpha-naphthylacetic acid is 0.05-0.1 mL/L.
2. The method of claim 1, wherein the bridging and the abutment are performed in the middle 6 th month of the old tree with vigorous germination and sap flow.
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| CN109832025A (en) * | 2019-04-17 | 2019-06-04 | 曹德 | A method of making rejuvenation of ancient tree using being abutted against |
| CN111084047A (en) * | 2019-12-27 | 2020-05-01 | 山东英才学院 | Ancient tree rejuvenation method |
| CN111684973A (en) * | 2020-05-11 | 2020-09-22 | 洛阳农林科学院 | Bridging rejuvenation method for old peony |
| CN111684974A (en) * | 2020-05-11 | 2020-09-22 | 洛阳农林科学院 | Grafting rejuvenation method for aged peony |
| CN115119677A (en) * | 2022-06-16 | 2022-09-30 | 凉山州中泽新技术开发有限责任公司 | Method for rejuvenating premature senility olive tree |
| CN115997637A (en) * | 2023-02-06 | 2023-04-25 | 西南大学 | Method for planting and raising big tree by abutting transplanting |
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