CN105917936A - Method for culturing Chinese fir cuttage container seedlings through light medium - Google Patents
Method for culturing Chinese fir cuttage container seedlings through light medium Download PDFInfo
- Publication number
- CN105917936A CN105917936A CN201610326508.XA CN201610326508A CN105917936A CN 105917936 A CN105917936 A CN 105917936A CN 201610326508 A CN201610326508 A CN 201610326508A CN 105917936 A CN105917936 A CN 105917936A
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- cuttage
- cutting
- light medium
- container seedlings
- summer
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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
- A01G24/00—Growth substrates; Culture media; Apparatus or methods therefor
-
- 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
- A01G22/00—Cultivation of specific crops or plants not otherwise provided for
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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Botany (AREA)
- Cultivation Of Plants (AREA)
- Cultivation Receptacles Or Flower-Pots, Or Pots For Seedlings (AREA)
Abstract
The invention discloses a method for culturing Chinese fir cuttage container seedlings through a light medium. The method comprises operation steps as follows: cutting preparation from coppice shoots from roots and necks of young Chinese firs, treatment with a growth regulator, preparation of the cuttage medium, culture and management after cuttage and the like. A Chinese fir light medium cuttage breeding technique used in summer is broken through and integrated with a light medium container seedling culture technique, cuttage container seedlings are formed once, the method has the advantages that the cuttage survival rate is high, the utilization rate of cuttings is high, the growth condition of the container seedlings is good and the like, the problem about one-shot culturing of the light medium container seedlings through cuttage is solved, clone light medium container seedlings are obtained, the light medium container seedlings are stable in genetic character and grow orderly and consistently, and the method has great application value and remarkable competitive advantages in large-scale breeding of good strains of Chinese firs and popularization and application of annual afforestation.
Description
Technical field
The invention belongs to Forest Cultivation field, specific design one Lignum seu Ramulus Cunninghamiae Lanceolatae Light media cuttage vessel Seedling
Breeding method.
Background technology
Last century the seventies begin, carry out Clonal Breeding of Cunninghamia lanceolata, in succession carry out Lignum seu Ramulus Cunninghamiae Lanceolatae cuttage,
Grafting, the group pierre technical research such as training, wherein utilize Lignum seu Ramulus Cunninghamiae Lanceolatae rhizosphere sprout tillers bar as cutting,
In the winter time or carry out land for growing field crops cuttage spring, produce clone Seedling to become excellent Chinese fir clone and breed
Effective means.But the method is only capable of utilizing a rhizosphere sprout tillers bar for 1 year, and breeding coefficient is the highest,
The cuttage root-taking time is longer, and is only capable of utilizing the cuttage of yellow mud land for growing field crops to produce bare-root seeding, the most not
The superior clone container seedling requirement of needs in production of forestry can be met.
Utilize rhizosphere sprout tillers bar winter or the cuttage in spring of Lignum seu Ramulus Cunninghamiae Lanceolatae life in nearly 1 year, needs of taking root after inserting
2～3 first quarter moons are taken root, and adopt fringe bar elite stand and the most only utilize a cuttage coppice shoot, unit elite stand
Breeding coefficient the highest, be unfavorable for that extensive superior clone nursery stock production or production cost carry
High.
2010, Zhang Tianyu etc. delivered " the Light media container Growing Seedling of China Fir of different materials proportioning
Test ", disclose the Screening matrix test of Lignum seu Ramulus Cunninghamiae Lanceolatae Light media net-bag seedling, show perlite: mud
Charcoal soil=1:4 processing scheme effect is best, but the easy nursery of the Light media of the document is two steps educates
Seedling, cutting seedling is transplanted in Light media container by i.e. first cutting survival again, not only adds work
Amount, improves cost, the most easily makes seedling dead during transplanting.
Because take root substrate and the difference of cultivating seedlings substrate, summer temp height cuttage survival rate are low,
The impact of the factors such as hot and humid lower cutting seedling management technique is difficult, by cuttage root-taking and cultivating seedlings
Lignum seu Ramulus Cunninghamiae Lanceolatae efficient cottage breeding in the summer technology of the forming seedling through one step culture merged has no report.
Summary of the invention
In order to solve the problems referred to above, the present invention provides a kind of Lignum seu Ramulus Cunninghamiae Lanceolatae Light media in summer cuttage vessel Seedling
Breeding method.
Lignum seu Ramulus Cunninghamiae Lanceolatae matter in the summer cuttage vessel seeding cultivating method that the present invention provides, including with Young And Middle-aged Stands of Chinese Fir
Tree root neck coppice shoot is material, carries out that prepared by cutting, growth regulator processes, cutting medium joins
Put and cultivating and managing after cuttage, specifically include:
1) cutting time is that mid-June is to early July；
2) the treelet collar coppice shoot of cutting 8-12cm to be rectificated, thick more than 0.4cm, makes length
4-7cm, the band terminal bud cutting of reservation ending blade；
3) growth helping matter processes: quickly dipped rear straight with IBA or ABT of 500ppm concentration
Connect for cuttage；
4) cutting medium configuration: by peat: perlite: Vermiculitum: yellow mud volume ratio 1:1:1:1
Configuration cutting medium；
5) cuttage and covering: the cuttage degree of depth is about the 2/3 of cutting length, waters permeable, shed after inserting
Thin film cover with moisturizing, and by ventilate, spraying keep shed outside air temperature 30 DEG C with
Under；
6) cultivating and managing: after taking root, throws off thin film, in transmittance 40-60%, humidity 80%
Cultivating 10-15 days in the environment of above, increase transmittance is to 70-80%, and starts to enrich fertilizer
Material, the nurturing period to keep ventilate, every day in summer the regular spray painting of 10:00-16:00 with cooling,
Ensure higher levels of humidity.
Wherein, container is the bottomless non-woven bag of flat mouth without side of 9cm*13cm.
Wherein, after cuttage, control plastic canopy humidity more than 95%, keep air themperature
Less than 30 DEG C.
The present invention proposes the substrate utilizing each 25% configuration of yellow mud and Vermiculitum to reach substrate with inserting
Contact that fringe is good and combination, be beneficial to it and take root；Adding perlite 25%, to be beneficial to substrate permeable,
And granule is big, quality extremely gently reaches Light media purpose with reduction the important of unit volume；Add peat
It is beneficial to seedling growth and there is fertilizer conservation characteristic and reduce matrix weight.It is therefore proposed that peat:
Perlite: Vermiculitum: yellow mud=1:1:1:1 is the optimal scientific formula of test of many times, has no relevant
Report.
The present invention utilizes semi-matured Basal shoot (i.e. at the beginning of June 15～7 months) to carry out summer
Cuttage, (after now adopting coppice shoot, will sprout to winter or spring for more than one times to improve breeding coefficient
Bar amount increases by more than 10% than not adopting bar).But summer is low in seedlings normal cutting propagation survival rate or not
Can survive.The present invention utilizes half ripe coppice shoot in summer, supplements it with growth helping matter and takes root sharp
Element level, under facility condition, cuttage, in the cuttage vessel that water penetration is suitable for, controls cuttage
District's humidity more than 95% (in plastic canopy), keeps air themperature less than 30 DEG C, to reach
Suitable condition of taking root, and rootage duration short (about 25 days).
The present invention breaches Lignum seu Ramulus Cunninghamiae Lanceolatae Light media in summer cutting propagation technology, is integrated with Light media and holds
Device Seedling Cultivating techniques, disposably defines cuttage vessel Seedling, has cuttage survival rate height, skewer
The advantages such as cutting bar utilization rate is high, container seedling growth gesture is excellent, solve disposable through cuttage
Cultivating into a difficult problem for Light media container seedling, it is thus achieved that clone Light media container seedling, its character is lost
Pass stable, growth neat and consistent, push away with anniversary afforestation at excellent Chinese fir strain propagation in scale
Wide application have highly important using value and significant competitive advantage.
Detailed description of the invention
Following example are used for illustrating the present invention, but are not limited to the scope of the present invention.
Embodiment 1
Mid-June-early July, select long 8-12cm, the stalwartness of thick more than 0.4cm anosis is sprouted
Bar, makes long 4-7cm, the band terminal bud cutting of reservation ending blade, and cutting is after HORMONE TREATMENT
Cuttage is to Light media mesh bag, and substrate is peat: perlite: Vermiculitum: yellow mud=1:1:1:1, net
Bag is the bottomless non-woven bag of flat mouth without side of 9cm*13cm, and the cuttage degree of depth is the 2/3 of cutting length,
Water permeable after Chaing, cover with shed thin film and seal with moisturizing, and by means such as ventilation, spray paintings
Outside air temperature is controlled below 30 DEG C.21 days, after 28 days add up rooting rate, specifically
It is shown in Table 1.
Table 1 hormon processes cuttage root-taking situation
Remarks: the cutting HORMONE TREATMENT time is 30s.
As seen from Table 1, statistical data difference showed with 28 days for the rooting percent of CK 21 days
Write, and identical hormone-treated rooting percent change difference over time inconspicuous,
Visible, HORMONE TREATMENT all can shift to an earlier date the cuttage rooting time.As can also be seen from Table 1, ABT,
IBA is all low-high-low trend along with the change of hormone concentration on the impact of cuttage rooting, most preferably
Concentration is 500ppm, simultaneously it has been also found that ABT, IBA of same concentrations are raw to cutting
It is the most notable that root affects difference.As can be seen here, when HORMONE TREATMENT can shift to an earlier date Lignum seu Ramulus Cunninghamiae Lanceolatae cuttage root-taking
Between, hormone can use ABT, it is also possible to IBA, but concentration is preferred with 500ppm.
Embodiment 2
Mid-June-early July, select long 8-12cm, the stalwartness of thick more than 0.4cm anosis is sprouted
Bar, makes long 4-7cm, the band terminal bud cutting of reservation ending blade, and cutting is 500ppm's
In IBA solution, quickly dipped rear cuttage is in different substrates, and the cuttage degree of depth is the 2/3 of cutting length, inserts
After water permeable, cover with shed thin film and seal with moisturizing, and by the means such as ventilations, spray painting general
Outside air temperature controls below 30 DEG C.Add up rooting rate after 25 days, be specifically shown in Table 2.
Table 2 different substrates cuttage root-taking situation
Remarks: 1. after substrate configures by volume, are sub-packed in Light media container, and container is the bottomless nothing of 9cm*13cm
Side flat mouth non-woven bag.
2. matrix weight is dry weight.
As seen from Table 2, the matrix weight of various proportionings is below CK, the lightest substrate
For processing 1 i.e. peat: perlite: Vermiculitum: the 0.41 of yellow mud=1:1:1:1, only CK
Times；Can be seen that, different substrates proportioning affects significant difference to Lignum seu Ramulus Cunninghamiae Lanceolatae cuttage survival rate simultaneously,
The highest reach 95% for processing 1, process 3 and take second place, be 75%, minimum for CK,
Only 47%.The above results can illustrate, is conducive to Lignum seu Ramulus Cunninghamiae Lanceolatae cuttage root-taking, effect by proportioning substrate
It is all remarkably higher than traditional yellow mud cuttage, and substrate is light, can save labour force, reduces afforestation
Cost, wherein, most pronounced effects for process 1, i.e. peat: perlite: Vermiculitum: yellow mud
=1:1:1:1, weight is the lightest, and rooting rate is the highest, is preferable Lignum seu Ramulus Cunninghamiae Lanceolatae cutting medium.
Embodiment 3
The cutting seedling survived of having taken root in embodiment 2 is thrown off thin film, at about 50% printing opacity
Degree, more than 80% humidity cool canopy under cultivate 10～15 days, increase transmittance to about 75%,
Summer, 10:00-16:00 kept regular spray painting cooling moisture-retaining.Throw off thin film to start after 15 days
Enrich quick-acting fertilizer, remaining routinely container seedling cultivate.The most by the end of December to cuttage vessel
Seedling carry out height of seedling, footpath measure statistics.
In Lignum seu Ramulus Cunninghamiae Lanceolatae cultivating process, because of summer high temperature, need a large amount of mist coolings, thus moisture supplies
Should be sufficient, it is desirable to the good water permeability of cultivation matrix, the otherwise nursery stock jaundice because of container hydrops, very
To withered.Because yellow mud viscosity is strong, permeability is weak, CK (yellow mud substrate) and process 2 (peat:
Perlite: Vermiculitum: yellow mud=1:0:0:3) cutting seedling high-volume in cultivating process dead,
Surviving cutting seedling also growing way weak, half a year cultivates almost without increment.Remaining processes survey result and sees
Table 3.
Table 3 different substrates cutting seedling cultivates situation
As seen from Table 3,1 cultivation of container seedling best results is processed.
The present invention proposes the substrate utilizing each 25% configuration of yellow mud and Vermiculitum to reach substrate with inserting
Contact that fringe is good and combination, be beneficial to it and take root；Adding perlite 25%, to be beneficial to substrate saturating
Water, and granule is big, quality is extremely gently to reduce the weight of unit volume, thus reaches Light media
Purpose；Add peat be beneficial to seedling growth and there is fertilizer conservation characteristic and reduce matrix weight.Many
Secondary test proves, peat: perlite: Vermiculitum: yellow mud=1:1:1:1 had both been suitable for cuttage and has also been beneficial to
Cultivate, be the Lignum seu Ramulus Cunninghamiae Lanceolatae optimum substrate that disposably becomes Light media container seedling through cottage breeding.
The above is only the preferred embodiment of the present invention, it is noted that lead for this technology
For the those of ordinary skill in territory, on the premise of without departing from the technology of the present invention principle, it is also possible to
Making some improvements and modifications, these improvements and modifications also should be regarded as protection scope of the present invention.
Claims (3)
1. Lignum seu Ramulus Cunninghamiae Lanceolatae Light media in a summer cuttage vessel seeding cultivating method, including with Lignum seu Ramulus Cunninghamiae Lanceolatae treelet
Collar coppice shoot is material, carry out cutting prepare, growth regulator process, cutting medium configuration and
Cultivating and managing after cuttage, it is characterised in that
1) cutting time is that mid-June is to early July；
2) the treelet collar coppice shoot of cutting 8-12cm to be rectificated, thick more than 0.4cm, makes length
4-7cm, the band terminal bud cutting of reservation ending blade；
3) growth helping matter processes: quickly dipped rear straight with IBA or ABT of 500ppm concentration
Connect for cuttage；
4) cutting medium configuration: by peat: perlite: Vermiculitum: yellow mud volume ratio 1:1:1:1
Configuration cutting medium；
5) cuttage and covering: the cuttage degree of depth is about the 2/3 of cutting length, waters permeable, shed after inserting
Thin film cover with moisturizing, and by ventilate, spraying keep shed outside air temperature 30 DEG C with
Under；
6) cultivating and managing: after taking root, throws off thin film, in transmittance 40-60%, humidity 80%
Cultivating 10-15 days in the environment of above, increase transmittance is to 70-80%, and starts to enrich fertilizer
Material, the nurturing period to keep ventilate, every day in summer the regular spray painting of 10:00-16:00 with cooling,
Ensure higher levels of humidity.
2. Lignum seu Ramulus Cunninghamiae Lanceolatae Light media in summer cuttage vessel seeding cultivating method as claimed in claim 1,
It is characterized in that, container is the bottomless non-woven bag of flat mouth without side of 9cm*13cm.
3. Lignum seu Ramulus Cunninghamiae Lanceolatae Light media in summer cuttage vessel seeding cultivating method as claimed in claim 1,
It is characterized in that, after cuttage, control plastic canopy humidity more than 95%, keep air themperature
Less than 30 DEG C.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610326508.XA CN105917936B (en) | 2016-05-16 | 2016-05-16 | A kind of China fir Light media cuttage vessel seeding cultivating method |
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|---|---|---|---|
| CN201610326508.XA CN105917936B (en) | 2016-05-16 | 2016-05-16 | A kind of China fir Light media cuttage vessel seeding cultivating method |
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| CN105917936B CN105917936B (en) | 2018-12-04 |
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Cited By (2)
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| CN107409977A (en) * | 2017-02-28 | 2017-12-01 | 河池乐康生态农业科技有限公司 | A kind of method of China fir cuttage fast seedling growing |
| CN114051847A (en) * | 2021-11-03 | 2022-02-18 | 江苏省中国科学院植物研究所 | Cuttage technology optimization-based efficient cultivation method for container seedlings of sequoia intermedia |
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| CN114051847A (en) * | 2021-11-03 | 2022-02-18 | 江苏省中国科学院植物研究所 | Cuttage technology optimization-based efficient cultivation method for container seedlings of sequoia intermedia |
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| Publication number | Publication date |
|---|---|
| CN105917936B (en) | 2018-12-04 |
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