CN105766314B - A kind of new method improving Chinese catalpa cutting propagation efficiency - Google Patents
A kind of new method improving Chinese catalpa cutting propagation efficiency Download PDFInfo
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- CN105766314B CN105766314B CN201610154933.5A CN201610154933A CN105766314B CN 105766314 B CN105766314 B CN 105766314B CN 201610154933 A CN201610154933 A CN 201610154933A CN 105766314 B CN105766314 B CN 105766314B
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- chinese catalpa
- cuttage
- cutting
- fringe
- shading
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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
- A01G22/00—Cultivation of specific crops or plants not otherwise provided for
Abstract
The invention discloses a kind of new methods for improving Chinese catalpa cutting propagation efficiency, comprising: 1) foundation of cutting orchard；2) preparation in cuttage seedbed；3) preparation of cutting medium；4) culture and harvesting of fringe bar；5) cuttage process；6) daily management after inserting；7) hardening and transplanting.Transpiration and take root rule of the present invention according to plant, the lower edible tender branch of degree of lignification is obtained using the mode of shading, and shading treatment is carried out to cuttings continuing with the method for shading, Chinese catalpa cuttage survival rate (reaching as high as 92%) is greatly improved, it overcomes and carries out the inconvenience of Chinese catalpa sapling multiplication bring using the technologies such as tissue cultures and grafting, substantially reduce nursery and cultivate the time, it is easy to operate, convenient for grasping, there is good practicability.
Description
Technical field
The invention belongs to Chinese catalpa seedling breeding technical fields, and in particular to a kind of new side for improving Chinese catalpa cutting propagation efficiency
Method.
Background technique
Chinese catalpa (Catalpa bungei) be Bignoniaceae Catalpa deciduous tree, originate in China, be mainly distributed on Huang
River and the Yangtze river basin.Chinese catalpa just has begun the plantation of large area in Han dynasty, is preventing erosion, is protecting the fields, is building
Timber stands, garden be ornamental and roadside greening etc. has important application value.Not with China's Construction of Eco-urban
The disconnected requirement promoted and industrial economy develops, will constantly expand the demand of Chinese catalpa excellent variety.However current Chinese catalpa
Seedling breeding technology is mainly manifested in the following aspects there are still numerous deficiencies: 1) no matter stiff wood or spray, cuttage at
Motility rate is all very low, and what effect was best in existing report is also only 50% or so；2) seed propagation is limited to seed production, and not
It can guarantee the filial generation shape of excellent strain；3) grafting is easy to appear rhizosphere nematode harm；4) tissue cultures are with high costs, and technology is multiple
It is miscellaneous cumbersome.Therefore, invent it is a kind of can a large amount of rapidly and efficiently breeding Chinese catalpa excellent variety new method will have it is very heavy
The meaning wanted.
Summary of the invention
Goal of the invention: the deficiencies in the prior art are directed to, the object of the present invention is to provide a kind of raising Chinese catalpa cuttages
The new method of reproductive efficiency reduces Chinese catalpa seedling cost, shortens the expansion of Chinese catalpa breeding for improving the efficiency of Chinese catalpa seedling breeding
Numerous period and the shape-stable heredity for guaranteeing excellent strain, lay the foundation for the factory culturing of Chinese catalpa breeding.
Technical solution: in order to achieve the above-mentioned object of the invention, the technical solution adopted by the present invention are as follows:
A kind of new method improving Chinese catalpa cutting propagation efficiency, comprising the following steps:
1) foundation of cutting orchard: female parent is the raw seedling of 1-2, is colonized in late autumn or early spring, after field planting at liftoff 30cm
Bar is cut to use sufficient fertilizer in order to inspire more side shoots and carry out shading daily management；
2) preparation in cuttage seedbed: seedbed with brick at 20cm high, 100cm wide, the substrate grooves depending on length visual field ground, slot
Between stay the management passage of 60cm；It sets up Small plastic shed again after filling matrix, is mopped floor after covering film with surrounding, can be with brick compacting
It is quasi-；
3) preparation of cutting medium: peat, perlite, vermiculite are stirred evenly according to the volume ratio of 60:20:20, filled out
Enter in ready cuttage slot, thickness 20cm is sprinkled profoundly water before cuttage, ensures hypothallus 15cm or more after sprinkling profoundly water；
4) culture and harvesting of fringe bar: at the beginning of fringe bar culture to late May to 6 months, start to adopt fringe for the first time, adopt before fringe 10 days
Start to shade, guarantees that intensity of illumination is no more than 8000LX, inspire excessive growth newly slightly；Shading net is packed up after adopting fringe, is applied fertilizer, watering, to
After new slightly 20cm, into next circulation；
5) cuttage: it is transferred to interior immediately after fringe bar harvesting and cuts into cuttings, base portion notch is inserted immediately after dipping root-inducing powder
Enter in ready seedbed, sprinkled profoundly water after being plugged, cover film, canopy moisturizing is sealed, into subsequent schedule management link；
6) daily management after inserting: temperature maintains 28 DEG C -35 DEG C, enhances vegetable active, promotes early hair new root；After 7 days
It opens film, checks that seedbed moisture, cuttings survive situation, it is primary to spray 1000 times of state's light intensity power root-growing agents, covers again；8-10
It starts to take root, rooting rate highest at 20 days；
7) hardening and transplanting: after cuttage 2 weeks, selective examination rooting rate starts hardening management of leaking informaton when reaching 50%；Work as cuttage
When seedling lifts growth for the second time, root system is mostly plentiful, can transplant at this time.
It to be built in step 1), when cutting orchard is established and set up retractable movable shade by 4m × 4m or 4m × 6m, it is high
2.5m is spent, shading rate requires to reach 90-95%.
In step 4), ditch between two rows of female parents after late autumn fallen leaves buriing farmyard manure or organic fertilizer, every 5kg, before entering the winter
It is sprinkled profoundly water once depending on soil moisture content；It being sprinkled profoundly water once at the beginning of 3 months beginning of springs depending on soil moisture content, buriing urea is primary after leaf expansion at the beginning of 5 months, and every
It 100 grams, adds once after adopting fringe every time later, waters depending on soil moisture content；
Choose mounted blade in step 4), when adopting fringe, the branch of branch delicacy is cut, under the place of cutting branch answer hand pinch i.e. to break,
The Marrow heart should be solid, green at Ci.
In step 5), the long 10-15cm of cuttings stem section, 1-2 bud retains full leaf, and top slightly can individually do a cuttings, and base portion is cut
Mouth is immediately inserted into ready seedbed after dipping root-inducing powder, and cutting density is 10cm × 8cm, the slightly unearthed face of the above pulvinus of depth
It is advisable.
In step 7), hardening of leaking informaton management specifically: preceding normal management on 3 day daytime, at 5 points in afternoon is to 8 points of next day arched shed
Both ends are opened, wet down of divulging information.3 days are daytime arched shed both ends to be opened again, wet down of divulging information, and 5 points to 8 points of next day of afternoon is complete arched shed
Portion is opened, wet down of divulging information.Remove film later, it is primary to pour 1 ‰ urea rich water.
The utility model has the advantages that compared with prior art, the new method of raising Chinese catalpa cutting propagation efficiency of the invention is tender with Chinese catalpa
Branch is the technical system that the shoot cutting of material is bred, and cuttage survival rate is high；It can guarantee the filial generation shape invariance of excellent strain；At
This is low, easy to operate；Shorten expansion numerous period of Chinese catalpa breeding；Adapt to the requirement of the factory culturing of Chinese catalpa breeding seedling, solution
The problem of Chinese catalpa breeding seedling of having determined large-scale industrialized Cultivating techniques, production cost is reduced, there is good practicability.Through
Continuous 2 years for many years experiments have shown that, using Chinese catalpa spray carry out cuttage and combine corresponding shading treatment, Chinese catalpa can be made
Cuttage survival rate reach 85% or more, shorten expansion numerous period of Chinese catalpa breeding, reduce reproductive-cost, it is easy to operate, and energy
Guarantee the filial generation shape invariance of excellent strain, lays the foundation for the factory culturing of Chinese catalpa breeding seedling, may advantageously facilitate Chinese catalpa
The development of industry.
Specific embodiment
The present invention is further illustrated combined with specific embodiments below.As described below is only the preferable implementation of the present invention
Example, is used only to describe the present invention, should not be understood as limiting the scope of the present invention.It should be pointed out that all in the present invention
Spirit and principle within any modifications, equivalent replacements, and improvements etc. done, should be included in protection scope of the present invention it
It is interior.
Embodiment 1
A kind of new method improving Chinese catalpa cutting propagation efficiency, comprising the following steps:
1) foundation of cutting orchard: selection prepartion of land, irrigation and drainage are good, the fertile plot of soil property, the good sandy loam of drainage
More preferably.Retractable movable shade, height 2.5m or so are set up by 4m × 6m, shading rate requires to reach 95%.By 4000kg/
The amount of mu applies farmyard manure or organic fertilizer makees base fertilizer, ploughs deeply and makees ridge, ridge face width 1.7m, drainage trenching between ridge, enough width 0.3m, deep
0.4m.Female parent is 2 years raw seedlings of Chinese catalpa (8611), is colonized in late autumn or early spring, and seeding row spacing is 1m × 1m, i.e., every ridge is two rows of,
Spacing in the rows 1m.Bar is cut after field planting, at liftoff 30cm in order to inspire more side shoots.
2) preparation in cuttage seedbed: the primary condition that cuttage seedbed place should have: draining, water supply is good, it is steady to set up
Fixed firm shading net；With brick at 20cm high, 100cm wide, the substrate grooves depending on length visual field ground stay 60cm's between slot in seedbed
Management passage.Set up Small plastic shed again after filling matrix, mopped floor after covering film with surrounding, can be compacted with brick subject to.
3) preparation of cutting medium: peat, perlite, vermiculite are stirred evenly according to the volume ratio of 60:20:20, filled out
Enter in ready cuttage slot, thickness 20cm is sprinkled profoundly water before cuttage, ensures hypothallus 15cm or more after sprinkling profoundly water.
4) culture and harvesting of fringe bar: ditch between two rows of female parents after late autumn fallen leaves buriing farmyard manure or organic fertilizer, every
5kg is sprinkled profoundly water once before entering the winter.It is sprinkled profoundly water once at the beginning of 3 months beginning of springs depending on soil moisture content, buriing urea is primary after leaf expansion at the beginning of 5 months, often
100 grams, primary, view soil moisture content watering is added after adopting fringe every time later.Start to adopt fringe for the first time at the beginning of late May to 6 months, adopt
Start to shade within 10 days before fringe, guarantees that intensity of illumination is no more than 8000LX, inspire excessive growth newly slightly.Shading net is packed up after adopting fringe, is applied fertilizer,
Watering, after newly slightly 20cm, into next circulation.When adopting fringe choose mounted blade, branch delicacy branch cut, under cut place
It is i.e. disconnected that branch answers hand to pinch, and the Marrow heart should be solid, green at Ci.
5) cuttage process: interior is transferred to after fringe bar harvesting immediately and cuts into cuttings, armpit is cut up and down, the long 10- of cuttings stem section
15cm, 1-2 bud retain full leaf, and top slightly can individually do a cuttings, and base portion notch is immediately inserted into preparation after dipping autogamy root-inducing powder
In good seedbed, cutting density is 10cm × 8cm, and the slightly unearthed face of the above pulvinus of depth is advisable.It is sprinkled profoundly water after being plugged, covers film,
Canopy moisturizing is sealed, into subsequent schedule management link.
6) daily management after inserting: guarantee the sealing of arched shed, to guarantee the humidity in seedbed.Using spraying square above arched shed
Formula, Qiang Wendu maintain 28 DEG C -35 DEG C.Film is opened after 7 days, it is primary to spray 1000 times of state's light intensity power root-growing agents, covers again.
Rooting rate is up to 92% or more after 20 days.
7) hardening and transplanting: after cuttage 2 weeks, that is, starting hardening of leaking informaton, preceding normal management on 3 day daytime, at 5 points in afternoon to next day
8 points are opened arched shed both ends, wet down of divulging information.Arched shed both ends are opened for daytime within 3 days again, wet down of divulging information, at 5 points in afternoon to next day 8
Point is all opened arched shed, wet down of divulging information.Remove film later, it is primary to pour 1 ‰ urea rich water.When cuttage seeding lifts life for the second time
When long, root system is mostly plentiful, can transplant at this time.Transplanting Density is 50cm × 40cm.
Embodiment 2
Using the method for embodiment 1, crop field is unfolded in Nanjing Forestry University, base, Baima in March, 2014 in July, 2015
Test, test material is two kinds of Chinese catalpa 8611 and common Chinese catalpa, and every kind distinguishes cuttage 1000 at 1 method of embodiment
The cuttings managed, and choose 1000 common stiff wood cuttings respectively and be used as control without the spray cuttings of shading treatment,
Continuous 2 years experimental datas show: the use of the survival rate that the spray cuttings without shading treatment is tested being to be more than
20%, the survival rate that cuttage experiment is carried out using common stiff wood cuttings is only 5% or so, however uses the processed Chinese catalpa of this method
Setting cuttings survival rate is respectively 92%, 90% and 85%, 87%, so that Chinese catalpa cuttage survival rate has increased significantly.
Claims (4)
1. a kind of new method for improving Chinese catalpa cutting propagation efficiency, which comprises the following steps:
1) foundation of cutting orchard: female parent is the raw seedling of 1-2, is colonized in late autumn or early spring, cuts bar after field planting at liftoff 30cm,
In order to inspiring more side shoots, using sufficient fertilizer and carrying out shading daily management；Cutting orchard to be built when establishing by 4m × 4m or 4m ×
6m sets up retractable movable shade, height 2.5m, and shading rate requires to reach 90-95%；
2) preparation in cuttage seedbed: with brick at 20cm high, 100cm wide, the substrate grooves depending on length visual field ground are stayed between slot in seedbed
The management passage of 60cm；Set up Small plastic shed again after filling matrix, mopped floor after covering film with surrounding, can be compacted with brick subject to；
3) preparation of cutting medium: stirring evenly peat, perlite, vermiculite according to the volume ratio of 60:20:20, and filling is quasi-
In the substrate grooves got ready, thickness 20cm is sprinkled profoundly water before cuttage, ensures hypothallus 15cm or more after sprinkling profoundly water；
4) culture and harvesting of fringe bar: at the beginning of fringe bar culture to late May to 6 months, start to adopt fringe for the first time, start within 10 days before adopting fringe
Shading guarantees that intensity of illumination is no more than 8000LX, inspires excessive growth newly slightly；Shading net is packed up after adopting fringe, is applied fertilizer, watering, to newly slightly
After 20cm, into next circulation；Trench-digging organic fertilizer, every 5kg enter winter forward sight moisture in the soil between two rows of female parents after late autumn fallen leaves
Feelings sprinkle profoundly water once；It being sprinkled profoundly water once at the beginning of 3 months beginning of springs depending on soil moisture content, buriing urea is primary after leaf expansion at the beginning of 5 months, and 100 grams every,
It adds once after adopting fringe every time later, waters depending on soil moisture content；
5) cuttage: it is transferred to interior immediately after fringe bar harvesting and cuts into cuttings, base portion notch is immediately inserted into standard after dipping root-inducing powder
It in the seedbed got ready, is sprinkled profoundly water after being plugged, covers film, canopy moisturizing is sealed, into subsequent schedule management link；
6) daily management after inserting: temperature maintains 28 DEG C -35 DEG C, enhances vegetable active, promotes early hair new root；It is opened after 7 days
Film checks seedbed moisture, and cuttings survives situation, and it is primary to spray 1000 times of state's light intensity power root-growing agents, covers again；It opens within 8-10 days
Beginning takes root, rooting rate highest at 20 days；
7) hardening and transplanting: after cuttage 2 weeks, selective examination rooting rate starts hardening management of leaking informaton when reaching 50%；Work as cuttage seeding
When lifting growth for the second time, root system is mostly plentiful, can transplant at this time.
2. the new method according to claim 1 for improving Chinese catalpa cutting propagation efficiency, it is characterised in that: in step 4), adopt
Choose mounted blade when fringe, the branch of branch delicacy is cut, under the place of cutting branch answer hand pinch i.e. to break, the Marrow heart should be solid, green at Ci
Color.
3. the new method according to claim 1 for improving Chinese catalpa cutting propagation efficiency, it is characterised in that: in step 5), insert
Ear stem segment length 10-15cm, 1-2 bud retains full leaf, and top slightly can individually do a cuttings, and base portion notch dips after root-inducing powder immediately
It is inserted into ready seedbed, cutting density is 10cm × 8cm, and depth is the slightly unearthed face of upper pulvinus.
4. the new method according to claim 1 for improving Chinese catalpa cutting propagation efficiency, it is characterised in that: in step 7), put
Wind hardening management specifically: preceding normal management on 3 day daytime, 5 points to 8 points of next day of afternoon open arched shed both ends, wet down of divulging information；Again
Daytime arched shed both ends to be opened, wet down of divulging information all is opened arched shed 5 points to 8 points of next day of afternoon, wet down of divulging information within 3 days；Later
Remove film, it is primary to pour 1 ‰ urea rich water.
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| CN106613961B (en) * | 2016-11-09 | 2018-11-02 | 湖北省林业科学研究院 | A kind of breeding method of Chinese catalpa micropropagation |
| CN107926315A (en) * | 2017-12-19 | 2018-04-20 | 安徽泓森高科林业股份有限公司 | Chinese catalpa bud cutting method for culturing seedlings |
| CN108076874A (en) * | 2017-12-26 | 2018-05-29 | 湖北省林业科学研究院 | A kind of Chinese catalpa softwood cutting propagation method |
| CN108713440A (en) * | 2018-05-29 | 2018-10-30 | 南京林业大学 | A kind of Chinese catalpa section stubble seedling breeding method |
| CN109005967A (en) * | 2018-07-18 | 2018-12-18 | 南京林业大学 | A kind of Chinese catalpa cottage method and Chinese catalpa seedling |
| CN109355236A (en) * | 2018-12-07 | 2019-02-19 | 山东土木启生物科技有限公司 | A kind of complex micro organism fungicide and preparation method with prevention and treatment nematode |
| CN110402749B (en) * | 2019-08-27 | 2022-04-22 | 中国林业科学研究院林业研究所 | Construction method of grafting cutting orchard for' luohonia 1 |
| CN112470938A (en) * | 2021-01-14 | 2021-03-12 | 河南省农业科学院园艺研究所 | Micro-cutting seedling raising and rapid propagation method for catalpa bungei tissue culture seedlings |
| CN114902883A (en) * | 2022-05-16 | 2022-08-16 | 南京林业大学 | Method for intensively producing cutting shoots and twigs of catalpa bungei |
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Application publication date: 20160720 Assignee: Jiangsu Qinghao Landscape Horticulture Co., Ltd. Assignor: Nanjing Forestry University Contract record no.: X2019320000325 Denomination of invention: Novel method for improving catalpa bungei cuttage propagation efficiency Granted publication date: 20190611 License type: Common License Record date: 20191203 Application publication date: 20160720 Assignee: Jurong Nengda family farm Co., Ltd Assignor: Nanjing Forestry University Contract record no.: X2019320000324 Denomination of invention: Novel method for improving catalpa bungei cuttage propagation efficiency Granted publication date: 20190611 License type: Common License Record date: 20191203 Application publication date: 20160720 Assignee: Meitao fruit professional cooperative, houbai Town, Jurong City Assignor: Nanjing Forestry University Contract record no.: X2019320000323 Denomination of invention: Novel method for improving catalpa bungei cuttage propagation efficiency Granted publication date: 20190611 License type: Common License Record date: 20191203 |
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