CN108925266A - A kind of short efficient cuttage breeding method of silk sweet-scented osmanthus - Google Patents
A kind of short efficient cuttage breeding method of silk sweet-scented osmanthus Download PDFInfo
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- CN108925266A CN108925266A CN201811078681.8A CN201811078681A CN108925266A CN 108925266 A CN108925266 A CN 108925266A CN 201811078681 A CN201811078681 A CN 201811078681A CN 108925266 A CN108925266 A CN 108925266A
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- cuttage
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- fringe bar
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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
- A01G2/10—Vegetative propagation by means of cuttings
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Abstract
The present invention provides a kind of short efficient cuttage breeding methods of silk sweet-scented osmanthus, to short silk sweet-scented osmanthus spray fringe bar source, cutting time, cuttings preparation, cuttage process, root induction hormone composition, concentration and processing time, and cuttage environmental condition has carried out stringent control, pass through the selection of cuttage branch, cutting time, fringe bar preparation, HORMONE TREATMENT, cuttage, managed after inserting and etc. realize, due to strengthening the control to short silk sweet-scented osmanthus spray cuttings source and the key links such as fringe bar preparation and cuttage environmental condition, it ensure that cuttings can be with Rapid Rooting and extraneous root, improve cuttage seeding root system quality, shoot cutting rooting rate is set to have reached 80% or more, cuttings of taking root planting percent reaches 85% or more level, to realize that preferable technical foundation has been established in short silk sweet-scented osmanthus cultivating seedlings industrialized development.
Description
Technical field
The present invention relates to achievements in forest-tree seedling breeding fields, and in particular to a kind of method of the short efficient cutting propagation of silk sweet-scented osmanthus.
Background technique
Short silk sweet-scented osmanthus (Osmanthus serrulatus Rehd.) belongs to Oleaceae Osmanthuss (Osmanthus), is China
Endemic tree, type locality are Sichuan Province Baoxing County, and it is also known as Baoxing sweet osmanthus.Short silk sweet-scented osmanthus is most earlier than early 20th century four
The high side in river is found, this kind is accredited as novel species by american plant scholar A.Rehder, is published in " Plantae within 1916
Wilsonianae " in book." Chinese Plants will " was once recorded this kind and was distributed in Sichuan, Guangxi, Fujian, it turned out that the tree species are wild
Raw Species structure is very narrow, only in regions height above sea level 1800 such as western ridge snow mountain, Mount Emei, Dong Lashan, Hanyuan and the rivers Jin Kou in Sichuan
It is sporadicly distributed in the mountain forest of~2000m.Short silk sweet-scented osmanthus is one of the kind bloomed in Osmanthuss a small number of spring, 4~May of florescence, grey
Color, spends big and fragrant, and bennet is long and very thin, extremely beauty, has unique ornamental value and exploitation prospect.Early 20th century,
The introducing and planting successively such as Royal Botanic Garden, Hiller arboretum, is applied in American-European countries such as Britain, but at me
State is not yet exploited.
The main reason for short silk sweet-scented osmanthus seed is unfavorable for Seedling propagation, leads to suspend mode due to there are suspend mode is that seed exists
Physiology after-ripening and pericarp absorb water on seed to exist and influence.Therefore, exploring more efficient vegetative propagation technique becomes short silk sweet-scented osmanthus
The task of top priority of plasm resource protection and development and utilization！
In recent years, Nanjing Forestry University carries out the contents such as short silk sweet-scented osmanthus structure of plant community, the real development of kind, breeding system
Systematic Study, conducts in-depth research Technique on Cuttage Propagation method.By repeatedly attempting, and gradually improve experiment side
Method, short silk sweet-scented osmanthus Technique on Cuttage Propagation makes a breakthrough, and succeeds.This method by fringe bar preparation, HORMONE TREATMENT, cuttage,
Managed after inserting and etc. realize, due to strengthening the control to short silk sweet-scented osmanthus cuttage root-taking environmental condition, use HORMONE TREATMENT
Promote cuttage rooting, ensure that cuttings can be improved cuttage seeding root system quality, shoot cutting is made to take root with Rapid Rooting and extraneous root
Rate has reached the level that 80% or more, cuttings of taking root planting percent reaches 85% or more, to realize short silk sweet-scented osmanthus cultivating seedlings industry
Change development and establishes preferable technical foundation.
Summary of the invention
The present invention provides a kind of method of short efficient cutting propagation of silk sweet-scented osmanthus, to the selection of cuttage branch, cutting time,
Fringe bar preparation, HORMONE TREATMENT, cuttage environmental condition etc. have carried out stringent control, achieve preferable effect.
The present invention realizes by following technical solution:
A kind of short efficient cuttage breeding method of silk sweet-scented osmanthus, specific steps include:
(1) cuttage branch selects: selecting the branch of triennial and seedling below current year raw semi-lignified as cuttage
Branch；Or childrenization cutting orchard is established with seedling or cuttage seeding, after seedling planting at 10~15cm from the ground cutting strunk, to work as
The shoot that year germinates out is as cuttage branch.3 days before acquisition branch, scion-seed tree is sufficiently poured water.
(2) cutting time: for cutting time preferably in late June~early July, time period fringe bar was both young tender but also with taking root
Nutritional condition；Acquire branch in the morning, and shady place quickly prepares fringe bar, water spray moisturizing is paid attention to during branch acquisition and fringe processed,
Cuttage finishes before 10 points of the morning.
(3) prepared by fringe bar: 6~8cm of cutting length, fringe bar rugosity 3mm or more, and fringe bar top retains 1 piece of blade, upper incision
Mouth requires smooth.
(4) before cuttage, 500~800mg/L hormotone solution (indolebutyric acid IBA and methyl α-naphthyl acetate HORMONE TREATMENT: are used
NAA example 3: 2 in mass ratio mixes) it impregnates at 2~3cm of fringe bar base portion, soaking time 5~8 seconds.
(5) cuttage: selecting slight clay, make to fertile garden slotting machine, 1.0~1.2m of bedside, 25~30cm of the height of bed, step
30~40cm of road width, length is depending on garden depending on length.Directly using garden thin loam is inserted first 7 days as cutting medium and uses 50%
500 times of liquid of carbendazim soluble powder stir disinfection by spraying.Cutting density 5cm × 10cm, cuttage depth are the 2/3 of cuttings length
Left and right.When cuttage, vertical direction is moved towards along cutting bed and opens 5~6cm depth ditch every 10cm, fringe bar is discharged into interval 5cm small
In ditch, cuttings blade faces south as far as possible towards unanimously, and earthing is compacted fringe bar.It sprays water immediately after inserting, keeps slotting machine wet.
(6) manage after inserting: after cuttage, slotting machine does skeleton using bamboo pole or bamboo chip and sets up plastic film arched shed, among arched shed
Highly 50~60cm；The black sunshade net of shading rate 50~60% is covered outside plastic film.After inserting in 90 days, arched shed must not be opened
Ventilation；If garden it is arid, pour water using high bed pavement.90 days after inserting, arched shed gradually divulges information and removes sunshade net, pulls out by hand
Weeds；Injury for prevention winter or early spring cold damage to cuttage seedling, it may not be necessary to arched shed film is removed, it is cold-proof in time.
Using the short silk sweet-scented osmanthus spray of this method cuttage, rooting percent is up to 80% or more, the planting percent after acclimatization and transplants
Up to 85% or more.
The advantages of technical solution of the present invention, is:
(1) late June~early July acquires tender semi-lignified branch preparation on the lesser elite stand of physiological age
Cuttings, so that cuttage fringe bar had both had physiological age advantage, nutrient reserve can satisfy cuttage root-taking requirement again inside cuttings.
(2) it can induce cuttings that can take root and can solve with many fibrous roots of hyperplasia using hormotone processing cuttings
The problem of spray cuttage rooting, increases root induction quality and quantity, is conducive to improve transplanting survival rate.
(3) root induction is covered as using plastic film arched shed and sunshade net after inserting and creates preferable environmental condition, is kept
Slotting machine ground moistening, appropriate to reduce excessive temperature in arched shed caused by summer high temperature, sunshade net shading is created dark situation optimization and is inserted
Fringe physiological status induces cuttage rooting.
Specific embodiment
Now using following examples, invention is further explained, but invents related range and be not restricted to
Following embodiment.
Embodiment 1
A kind of short efficient cuttage breeding method of silk sweet-scented osmanthus, specific steps include:
1, cutting bed is built
It selects slight clay, make to fertile garden slotting machine, garden ground complete cultivation, depth is not less than 30cm.Slotting machine specification
Are as follows: bedside 1.2m, height of bed 30cm, the wide 30cm of pavement, length is depending on garden depending on length.Directly using garden thin loam as cuttage base
Matter carries out spraying stirring disinfection using 50% carbendazim soluble powder, 500 times of liquid in 7 days before cuttage.
2, branch, preparation fringe bar are acquired
At the beginning of 7 months, select the branch of seedling current year raw semi-lignified of triennial as cuttage branch.3 before acquisition branch
It, scion-seed tree is sufficiently poured water.Acquire branch in the morning, and shady place quickly prepares fringe bar.Cutting length about 7cm, fringe bar rugosity is not
Lower than 3mm, fringe bar top retains 1 piece of blade, and upper lower cut is smooth.Water spray moisturizing is paid attention to during branch acquisition and fringe processed, on
Cuttage is completed before 10 points of noon.
3, HORMONE TREATMENT
Before cuttage, using 600mg/L hormotone solution, (indolebutyric acid IBA and methyl α-naphthyl acetate NAA example 3: 2 in mass ratio are mixed
Close) impregnate fringe bar base portion 3cm with lower portion, soaking time 8 seconds.
4, cuttage
Cutting density is 5cm × 10cm, and cuttage depth is 2/3 or so of cuttings length.When cuttage, hang down along cutting bed trend
Histogram opens 5~6cm depth ditch to every 10cm, and fringe bar is discharged into ditch with interval 5cm, and cuttings blade to the greatest extent may be used towards unanimously
It can face south, earthing is compacted fringe bar.It sprays water immediately after cuttage, keeps slotting machine wet.
5, it is managed after inserting
After cuttage, slotting machine does skeleton using thin bamboo and sets up plastic film arched shed, arched shed intermediate altitude 60cm；Plastic film
The black sunshade net of outer covering shading rate 50%.After cuttage in 90 days, arched shed ventilation must not be opened；If garden it is arid, it is available
High bed pavement is poured water.90 days after cuttage, arched shed can gradually divulge information and remove sunshade net, pull out slotting machine weeds by hand.Winter or morning
When cold damage weather occurs in spring, arched shed film can be closed, it is cold-proof in time.
6, it transplants
When the rise of the next spring temperature is stable at 15 DEG C or so, gradually arched shed film is removed in ventilation.It, will completely after ventilation
Cuttage root-taking seedling is carefully dug out, and is careful not to injury root system, is transplanted into container or crop field and continues to cultivate.Select diameter and height
Spend the black plastic containers of 10cm, seedling medium selects garden ground loam: turfy soil: perlite=2: 3: 1, it is sufficiently mixed.It is transplanted into
Big Tanaka ploughs deeply 40cm with coping with garden, digs the gutter that depth is not less than 25cm every 1.5m.After transplanting, it is watered with root water,
It is watered in right amount according to matrix or soil moisture later.Early period is transplanted, is slightly shaded when sunlight is stronger, it can be complete after Survival rate of nursery stock
It is complete not have to shading.
Claims (1)
1. a kind of short efficient cuttage breeding method of silk sweet-scented osmanthus, it is characterised in that use following steps:
(1) cuttage branch selects: selecting the branch of triennial and seedling below current year raw semi-lignified as cuttage branch
Item；Or childrenization cutting orchard is established with seedling or cuttage seeding, after seedling planting at 10~15cm from the ground cutting strunk, with for the year
The shoot that germinating comes out is as cuttage branch；3 days before acquisition branch, scion-seed tree is sufficiently poured water.
(2) cutting time: for cutting time preferably in late June~early July, time period fringe bar was both young tender but also with the battalion taken root
The condition of supporting；Acquire branch in the morning, and shady place quickly prepares fringe bar, water spray moisturizing, the morning are paid attention to during branch acquisition and fringe processed
Cuttage finishes before 10 points.
(3) prepared by fringe bar: 6~8cm of cutting length, fringe bar rugosity 3mm or more, and fringe bar top retains 1 piece of blade, and upper lower cut is wanted
Ask smooth.
(4) HORMONE TREATMENT: before cuttage, using 500~800mg/L hormotone solution, (indolebutyric acid IBA and methyl α-naphthyl acetate NAA are pressed
Mass ratio 3: 2 mixes) it impregnates at 2~3cm of fringe bar base portion, soaking time 5~8 seconds.
(5) cuttage: selecting slight clay, make to fertile garden slotting machine, 1.0~1.2m of bedside, 25~30cm of the height of bed, and pavement is wide
30~40cm, length is depending on garden depending on length；Directly using garden thin loam is inserted first 7 days as cutting medium and uses more than 50% bacterium
500 times of liquid of clever soluble powder stir disinfection by spraying；Cutting density 5cm × 10cm, cuttage depth are 2/3 left side of cuttings length
It is right；When cuttage, vertical direction being moved towards along cutting bed and opens 5~6cm depth ditch every 10cm, fringe bar is discharged into ditch with interval 5cm
In, cuttings blade faces south as far as possible towards unanimously, and earthing is compacted fringe bar；It sprays water immediately after inserting, keeps slotting machine wet.
(6) manage after inserting: after cuttage, slotting machine does skeleton using bamboo pole or bamboo chip and sets up plastic film arched shed, arched shed intermediate altitude
50~60cm；The black sunshade net of shading rate 50~60% is covered outside plastic film；After inserting in 90 days, it is logical that arched shed must not be opened
Wind；If garden it is arid, pour water using high bed pavement；90 days after inserting, arched shed gradually divulges information and removes sunshade net, pulls out by hand miscellaneous
Grass；Injury for prevention winter or early spring cold damage to cuttage seedling, it may not be necessary to arched shed film is removed, it is cold-proof in time.
With this processing method, short silk sweet-scented osmanthus shoot cutting rooting rate transplants planting percent up to 85% or more up to 80% or more.
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| CN201811078681.8A CN108925266A (en) | 2018-09-11 | 2018-09-11 | A kind of short efficient cuttage breeding method of silk sweet-scented osmanthus |
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| CN201811078681.8A CN108925266A (en) | 2018-09-11 | 2018-09-11 | A kind of short efficient cuttage breeding method of silk sweet-scented osmanthus |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112136526A (en) * | 2020-09-29 | 2020-12-29 | 中南林业科技大学 | Greenhouse castanea henryi twig cutting seedling method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102523898A (en) * | 2012-03-02 | 2012-07-04 | 江苏美尚生态景观股份有限公司 | Seedling raising method for carrying out closed cuttage on twigs of osmanthus fragrans |
| CN104041297A (en) * | 2014-06-26 | 2014-09-17 | 殷峰 | Cutting propagation method for sweet osmanthus |
| CN104855100A (en) * | 2015-05-19 | 2015-08-26 | 石正容 | Osmanthus tree planting method |
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2018
- 2018-09-11 CN CN201811078681.8A patent/CN108925266A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102523898A (en) * | 2012-03-02 | 2012-07-04 | 江苏美尚生态景观股份有限公司 | Seedling raising method for carrying out closed cuttage on twigs of osmanthus fragrans |
| CN104041297A (en) * | 2014-06-26 | 2014-09-17 | 殷峰 | Cutting propagation method for sweet osmanthus |
| CN104855100A (en) * | 2015-05-19 | 2015-08-26 | 石正容 | Osmanthus tree planting method |
Non-Patent Citations (1)
| Title |
|---|
| 黄莹: "《石山桂花的繁育技术》", 《南方园艺》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112136526A (en) * | 2020-09-29 | 2020-12-29 | 中南林业科技大学 | Greenhouse castanea henryi twig cutting seedling method |
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Application publication date: 20181204 |