CN111011020A - Grafting method for seedling planting - Google Patents

Grafting method for seedling planting Download PDF

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Publication number
CN111011020A
CN111011020A CN201911388690.1A CN201911388690A CN111011020A CN 111011020 A CN111011020 A CN 111011020A CN 201911388690 A CN201911388690 A CN 201911388690A CN 111011020 A CN111011020 A CN 111011020A
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CN
China
Prior art keywords
scion
grafting
layer
seedling
stock
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Pending
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CN201911388690.1A
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Chinese (zh)
Inventor
翟凤祥
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Chuzhou Lianrun Ecological Agriculture Development Co Ltd
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Chuzhou Lianrun Ecological Agriculture Development Co Ltd
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Priority to CN201911388690.1A priority Critical patent/CN111011020A/en
Publication of CN111011020A publication Critical patent/CN111011020A/en
Pending legal-status Critical Current

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    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01GHORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G2/00Vegetative propagation
    • A01G2/30Grafting
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01GHORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G2/00Vegetative propagation
    • A01G2/30Grafting
    • A01G2/38Holding; Ligating

Abstract

The invention discloses a grafting method for seedling planting, which comprises the following steps: s1 scion treatment; s2 rootstock treatment; s3 grafting; s4 lateral bud processing. According to the invention, the rootstock and the scion seedling with the same diameter are selected, and the V-shaped butt joint groove is formed in the rootstock, so that the cortex of the rootstock and the scion seedling can be fully contacted, the nutrition of the rootstock can be effectively conveyed to the scion seedling, and the grafting survival rate is improved; through inlayer fixed bed, support bar and the outer fixed bed that sets up in the outside of stock and scion seedling, carry out the centre gripping to stock and scion seedling and fix, avoid the scion seedling to follow the butt joint groove skew on the stock under the effect of external force, promote the grafting survival rate, alleviate the influence of external effort to the grafting, guarantee the seedling self-reliance of grafting simultaneously.

Description

Grafting method for seedling planting
Technical Field
The invention relates to the technical field of seedling planting, in particular to a grafting method for seedling planting.
Background
Grafting and artificial nutrition propagation method of plants. That is, a branch or bud of one plant is grafted onto a stem or root of another plant, and the two parts joined together are grown into a complete plant. The grafting is carried out by utilizing the function of wound healing after the plant is wounded, and in the grafting, the cambium layers of two wounded surfaces are close and fastened together, and as a result, the cambium layers are healed into a whole body with connected vascular tissues due to cell proliferation. This is the principle of grafting. The grafted branch or bud, called scion, and the grafted plant body, called rootstock or table wood. The scion is grafted to form the upper part or the top of the plant body; the stock is grafted to become the root part of the plant body;
when grafting is carried out, the survival rate of the traditional grafting method is low, and meanwhile, grafted scion seedlings are easy to deviate from stocks under the action of the outside world, so that the scion seedlings die due to the fact that nutrition cannot be obtained, and therefore a grafting method for planting seedlings is needed.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a grafting method for seedling planting.
In order to achieve the purpose, the invention adopts the following technical scheme:
a grafting method for seedling planting comprises the following steps:
scion treatment: selecting scion seedlings with plump top buds, cutting the scion seedlings 5-7cm downwards along the top buds, obliquely downwards cutting the scion seedlings from two sides with xylem to a butt joint block with a V-shaped structure, and soaking the prepared scion seedlings with auxin for 3-4 hours before grafting;
treating the rootstock: before grafting, selecting a stock with the diameter consistent with that of the bottom end of a scion seedling, cutting the stock, and then arranging a butt joint groove with a V-shaped structure in the middle of the top of the cut stock, wherein the length and the inclination angle of the butt joint groove are consistent with those of a butt joint block;
grafting: grafting is carried out under the condition that the temperature is 23-26 ℃, a butt joint block of a scion seedling is inserted into a butt joint groove at the top of a stock, the butt joint block is tightly attached to the butt joint groove, then an inner layer fixing layer is formed by winding plastic films layer by layer on the outer ring of the top of the stock, then supporting bars with circular arc structures which are distributed at equal intervals along the axis of the supporting bars are attached to the outer ring of the inner layer fixing layer, gaps are reserved among the supporting bars, and then an outer layer fixing layer is formed by winding the plastic films layer by layer on the outer side of the supporting bars;
side bud treatment: and (3) removing the lateral buds of the scion seedlings after grafting and fixing are finished, reserving the top buds of the scion seedlings, reserving one lateral bud at each of two sides of the top buds of the scion seedlings for later use, removing the rest lateral buds, observing for three days, grafting again according to the steps if the scion seedlings do not survive, and reserving the top buds for use as the top buds if the top buds have defects in growth in seven days of observation.
Preferably, the length of the inner fixing layer is 6-8cm, and the distance from the middle position of the inner fixing layer to the scion seedling and the stock is consistent.
Preferably, the length of the supporting strip is 4-6cm, the supporting strip is located in the middle of the side edge of the inner layer fixing layer, the width of the supporting strip is 0.5-1.0cm, the thickness of the supporting strip is 0.3-0.8cm, and the elastic layer is adhered to one side, close to the inner layer fixing layer, of the supporting strip.
Preferably, the length of the outer fixed layer is 8-12cm, the distance from the middle position of the outer fixed layer to the two ends of the inner fixed layer is consistent, the support bar is wrapped in the outer fixed layer, and the inner rings at the two ends of the outer fixed layer are abutted to the outer rings at the two ends of the inner fixed layer.
Preferably, the cutter for cutting the butt joint block and the cutter for manufacturing the butt joint groove are sterilized, and the butt joint block and the butt joint groove are clean and dry and cannot leave sawdust and dust.
Preferably, during the lateral bud treatment, the grafted scion seedlings need to be shaded, and a shading net is covered on the tops of the scion seedlings between 10 am and 4 pm on a sunny day.
The invention has the beneficial effects that:
by selecting the rootstock and the scion seedling with the same diameter and arranging the V-shaped butt joint groove on the rootstock, the cortex of the rootstock and the scion seedling can be fully contacted, the nutrition of the rootstock can be conveniently and effectively conveyed to the scion seedling, and the grafting survival rate is improved;
through inlayer fixed bed, support bar and the outer fixed bed that sets up in the outside of stock and scion seedling, carry out the centre gripping to stock and scion seedling and fix, avoid the scion seedling to follow the butt joint groove skew on the stock under the effect of external force, promote the grafting survival rate, alleviate the influence of external effort to the grafting, guarantee the seedling self-reliance of grafting simultaneously.
Drawings
FIG. 1 is a schematic structural diagram of the grafting of a stock and a scion seedling in the grafting method for seedling planting provided by the invention;
FIG. 2 is a schematic structural diagram of a grafting cross section of a stock and a scion seedling in the grafting method for seedling planting provided by the invention.
In the figure: 1 stock, 2 scion seedlings, 3 butt joint grooves, 4 butt joint blocks, 5 inner layer fixing layers, 6 supporting bars and 7 outer layer fixing layers.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-2, a grafting method for seedling planting includes the following steps:
scion treatment: selecting a scion seedling 2 with a plump top bud, cutting the scion seedling 5-7cm downwards along the top bud, obliquely downwards cutting the scion seedling 2 from two sides with xylem to a butt joint block 4 with a V-shaped structure, and soaking the prepared scion seedling 2 in auxin for 3-4h before grafting;
treating the rootstock: before grafting, selecting a stock 1 with the diameter being consistent with that of the bottom end of a scion seedling 2, cutting the stock 1, and then arranging a butt joint groove 3 with a V-shaped structure in the middle of the top of the cut stock 1, wherein the length and the inclination angle of the butt joint groove 3 are consistent with those of a butt joint block 4;
grafting: grafting is carried out under the condition that the temperature is 23-26 ℃, the butt joint block 4 of the scion seedling 2 is inserted into the butt joint groove 3 at the top of the stock 1, the butt joint block 4 is tightly attached to the butt joint groove 3, then the outer ring at the top of the stock 1 is wound into an inner layer fixing layer 5 layer by using a plastic film, then support bars 6 with arc structures are attached to the outer ring of the inner layer fixing layer 5 and are distributed at equal intervals along the axis of the support bars 6, gaps are reserved among the support bars 6, and then the outer layer fixing layer 7 is wound on the outer side of the support bars 6 by layer by using the plastic film;
side bud treatment: after grafting and fixing are finished, removing side buds of the scion seedlings 2, reserving top buds of the scion seedlings 2, reserving one side bud on each of two sides of the top buds of the scion seedlings 2 for later use, removing the rest side buds, observing for three days, grafting again according to the steps if the scion seedlings do not survive, then, observing for seven days, reserving the top buds according to growth conditions, if the top buds have defects in growth, removing the top buds, and reserving the side buds with good growth vigor for use as the top buds.
Specifically, the length of the inner layer fixing layer 5 is 6-8cm, and the distance from the middle position of the inner layer fixing layer 5 to the scion seedling 2 and the rootstock 1 is consistent.
Furthermore, the length of the supporting strip 6 is 4-6cm, the supporting strip 6 is positioned in the middle of the side edge of the inner layer fixing layer 5, the width of the supporting strip 6 is 0.5-1.0cm, the thickness of the supporting strip 6 is 0.3-0.8cm, and an elastic layer is adhered to one side, close to the inner layer fixing layer 5, of the supporting strip 6.
It is worth to say that the length of the outer fixing layer 7 is 8-12cm, the distance from the middle position of the outer fixing layer 7 to the two ends of the inner fixing layer 5 is consistent, the support bar 6 is wrapped inside the outer fixing layer 7, and the inner rings at the two ends of the outer fixing layer 7 are abutted to the outer rings at the two ends of the inner fixing layer 5.
In addition, the cutter used for cutting the butt joint block 4 and the cutter used for manufacturing the butt joint groove 3 are sterilized and disinfected, the butt joint block 4 and the butt joint groove 3 are clean and dry, and sawdust and dust cannot be remained.
In addition, during the lateral bud treatment, the grafted scion 2 needs to be shaded, and a shading net is covered on the top of the scion 2 between 10 am and 4 pm on a sunny day.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the equivalent replacement or change according to the technical solution and the inventive concept of the present invention should be covered by the scope of the present invention.

Claims (6)

1. A grafting method for seedling planting is characterized by comprising the following steps:
s1 scion treatment: selecting scion seedlings (2) with plump top buds, cutting the scion seedlings 5-7cm downwards along the top buds, obliquely and downwards cutting the scion seedlings from two sides of each scion seedling (2) to butt-joint blocks (4) with V-shaped structures, and soaking the prepared scion seedlings (2) for 3-4 hours by using auxin before grafting;
s2 rootstock treatment: before grafting, selecting a stock (1) with the diameter being consistent with that of the bottom end of a scion seedling (2), cutting the stock (1), then arranging a butt joint groove (3) with a V-shaped structure in the middle of the top of the cut stock (1), wherein the length and the inclination angle of the butt joint groove (3) are consistent with those of a butt joint block (4);
s3 grafting: grafting is carried out under the condition that the temperature is 23-26 ℃, a butt joint block (4) of a scion seedling (2) is inserted into a butt joint groove (3) at the top of a stock (1), the butt joint block (4) is tightly attached to the butt joint groove (3), then an inner layer fixing layer (5) is formed by winding the outer ring at the top of the stock (1) layer by layer through plastic films, then supporting bars (6) of an arc-shaped structure which are distributed at equal intervals along the axis of the supporting bars are adhered to the outer ring of the inner layer fixing layer (5), gaps are reserved among the supporting bars (6), and then an outer layer fixing layer (7) is formed by winding the outer side of each supporting bar (6) layer by layer through the plastic films;
s4 lateral bud treatment: and (3) removing the lateral buds of the scion seedlings (2) after the grafting is fixed, reserving the top buds of the scion seedlings (2), reserving one lateral bud on each of two sides of the top buds of the scion seedlings (2) for standby, removing the rest lateral buds, observing for three days, re-grafting the scion seedlings which do not survive according to the steps, and then, reserving the top buds according to the growth conditions in seven days, if the top buds have defects in growth, removing the top buds, and reserving the lateral buds with good growth vigor for use as the top buds.
2. The grafting method for planting seedlings according to claim 1, wherein the length of the inner fixing layer (5) is 6-8cm, and the distance from the middle position of the inner fixing layer (5) to the scion seedling (2) and the stock (1) is consistent.
3. The grafting method for planting nursery stocks, as claimed in claim 1, wherein the length of the support strip (6) is 4-6cm, the support strip (6) is located in the middle of the side edge of the inner fixing layer (5), the width of the support strip (6) is 0.5-1.0cm, the thickness of the support strip (6) is 0.3-0.8cm, and an elastic layer is adhered to the side of the support strip (6) close to the inner fixing layer (5).
4. The grafting method for nursery stock planting according to claim 1, wherein the length of the outer fixing layer (7) is 8-12cm, the distance from the middle position of the outer fixing layer (7) to the two ends of the inner fixing layer (5) is consistent, the support bar (6) is wrapped inside the outer fixing layer (7), and the inner rings of the two ends of the outer fixing layer (7) are abutted with the outer rings of the two ends of the inner fixing layer (5).
5. The grafting method for seedling planting according to claim 1, characterized in that the tools for cutting out the docking block (4) and for making the docking groove (3) are sterilized and disinfected, and the inside of the docking block (4) and the docking groove (3) is clean and dry and free from residual wood dust.
6. The grafting method for seedling planting according to claim 1, characterized in that during the lateral bud treatment, the grafted scion seedling (2) needs to be shaded, and a shading net is covered on the top of the scion seedling (2) between 10 am and 4 pm on a sunny day.
CN201911388690.1A 2019-12-30 2019-12-30 Grafting method for seedling planting Pending CN111011020A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112005746A (en) * 2020-09-17 2020-12-01 山东农业工程学院 Seedling combination grafting device and method

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2027087A6 (en) * 1990-02-02 1992-05-16 Martinez Castro Juan Vicente Device for tracing fluid conduit intersections for carrying out grafting
CN104206185A (en) * 2014-08-18 2014-12-17 桐城市景艺苗木有限公司 Seedling grafting method
CN105746181A (en) * 2016-03-09 2016-07-13 浙江省林业科学研究院 Nursery stock bud-to-bud grafting method
CN208063889U (en) * 2018-04-10 2018-11-09 云南省红河热带农业科学研究所 A kind of grafting bundling apparatus
CN109496575A (en) * 2018-12-04 2019-03-22 保山市经济作物技术推广工作站 A kind of low-heat river valley area grafting guinea squash long season planting technology
CN109673288A (en) * 2017-12-05 2019-04-26 灵璧县苗圃 A kind of method of silverleaf willow cleft grafting dry land willow
CN110024576A (en) * 2019-04-09 2019-07-19 南京林业大学 A kind of binding method for grafting nursery stock
CN209732061U (en) * 2019-01-25 2019-12-06 南京林业大学 Supplementary grafting ware convenient to use

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2027087A6 (en) * 1990-02-02 1992-05-16 Martinez Castro Juan Vicente Device for tracing fluid conduit intersections for carrying out grafting
CN104206185A (en) * 2014-08-18 2014-12-17 桐城市景艺苗木有限公司 Seedling grafting method
CN105746181A (en) * 2016-03-09 2016-07-13 浙江省林业科学研究院 Nursery stock bud-to-bud grafting method
CN109673288A (en) * 2017-12-05 2019-04-26 灵璧县苗圃 A kind of method of silverleaf willow cleft grafting dry land willow
CN208063889U (en) * 2018-04-10 2018-11-09 云南省红河热带农业科学研究所 A kind of grafting bundling apparatus
CN109496575A (en) * 2018-12-04 2019-03-22 保山市经济作物技术推广工作站 A kind of low-heat river valley area grafting guinea squash long season planting technology
CN209732061U (en) * 2019-01-25 2019-12-06 南京林业大学 Supplementary grafting ware convenient to use
CN110024576A (en) * 2019-04-09 2019-07-19 南京林业大学 A kind of binding method for grafting nursery stock

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112005746A (en) * 2020-09-17 2020-12-01 山东农业工程学院 Seedling combination grafting device and method
CN112005746B (en) * 2020-09-17 2022-02-01 山东农业工程学院 Seedling combination grafting device and method

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