CN106305276A - Cyclocarya paliurus root cutting propagation method - Google Patents
Cyclocarya paliurus root cutting propagation method Download PDFInfo
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- 238000005520 cutting process Methods 0.000 title claims abstract description 40
- 241000233779 Cyclocarya paliurus Species 0.000 title claims abstract description 30
- 238000000034 method Methods 0.000 title claims abstract description 26
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- NWBJYWHLCVSVIJ-UHFFFAOYSA-N N-benzyladenine Chemical compound N=1C=NC=2NC=NC=2C=1NCC1=CC=CC=C1 NWBJYWHLCVSVIJ-UHFFFAOYSA-N 0.000 claims abstract description 11
- 230000008569 process Effects 0.000 claims abstract description 11
- 239000005842 Thiophanate-methyl Substances 0.000 claims abstract description 10
- QGHREAKMXXNCOA-UHFFFAOYSA-N thiophanate-methyl Chemical group COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC QGHREAKMXXNCOA-UHFFFAOYSA-N 0.000 claims abstract description 10
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- 201000010099 disease Diseases 0.000 claims description 8
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 claims description 8
- 239000012286 potassium permanganate Substances 0.000 claims description 8
- 241001597008 Nomeidae Species 0.000 claims description 6
- 238000009395 breeding Methods 0.000 claims description 6
- 244000037666 field crops Species 0.000 claims description 6
- 239000004202 carbamide Substances 0.000 claims description 5
- 235000013877 carbamide Nutrition 0.000 claims description 5
- 239000012467 final product Substances 0.000 claims description 5
- 238000007654 immersion Methods 0.000 claims description 5
- 229910000402 monopotassium phosphate Inorganic materials 0.000 claims description 5
- 235000019796 monopotassium phosphate Nutrition 0.000 claims description 5
- 239000003415 peat Substances 0.000 claims description 5
- PJNZPQUBCPKICU-UHFFFAOYSA-N phosphoric acid;potassium Chemical compound [K].OP(O)(O)=O PJNZPQUBCPKICU-UHFFFAOYSA-N 0.000 claims description 5
- 238000004321 preservation Methods 0.000 claims description 5
- 238000002834 transmittance Methods 0.000 claims description 5
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- 230000000249 desinfective effect Effects 0.000 claims description 3
- 230000000844 anti-bacterial effect Effects 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims description 2
- 238000010008 shearing Methods 0.000 claims description 2
- 150000003672 ureas Chemical group 0.000 claims description 2
- 239000000243 solution Substances 0.000 claims 4
- 239000007864 aqueous solution Substances 0.000 claims 1
- 230000003020 moisturizing effect Effects 0.000 claims 1
- YFNCATAIYKQPOO-UHFFFAOYSA-N thiophanate Chemical compound CCOC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OCC YFNCATAIYKQPOO-UHFFFAOYSA-N 0.000 claims 1
- JLIDBLDQVAYHNE-YKALOCIXSA-N Abscisic acid Natural products OC(=O)/C=C(/C)\C=C\[C@@]1(O)C(C)=CC(=O)CC1(C)C JLIDBLDQVAYHNE-YKALOCIXSA-N 0.000 abstract description 21
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- 229930003451 Vitamin B1 Natural products 0.000 abstract description 2
- 229930003779 Vitamin B12 Natural products 0.000 abstract description 2
- FDJOLVPMNUYSCM-WZHZPDAFSA-L cobalt(3+);[(2r,3s,4r,5s)-5-(5,6-dimethylbenzimidazol-1-yl)-4-hydroxy-2-(hydroxymethyl)oxolan-3-yl] [(2r)-1-[3-[(1r,2r,3r,4z,7s,9z,12s,13s,14z,17s,18s,19r)-2,13,18-tris(2-amino-2-oxoethyl)-7,12,17-tris(3-amino-3-oxopropyl)-3,5,8,8,13,15,18,19-octamethyl-2 Chemical compound [Co+3].N#[C-].N([C@@H]([C@]1(C)[N-]\C([C@H]([C@@]1(CC(N)=O)C)CCC(N)=O)=C(\C)/C1=N/C([C@H]([C@@]1(CC(N)=O)C)CCC(N)=O)=C\C1=N\C([C@H](C1(C)C)CCC(N)=O)=C/1C)[C@@H]2CC(N)=O)=C\1[C@]2(C)CCC(=O)NC[C@@H](C)OP([O-])(=O)O[C@H]1[C@@H](O)[C@@H](N2C3=CC(C)=C(C)C=C3N=C2)O[C@@H]1CO FDJOLVPMNUYSCM-WZHZPDAFSA-L 0.000 abstract description 2
- 239000000645 desinfectant Substances 0.000 abstract description 2
- 229960003495 thiamine Drugs 0.000 abstract description 2
- DPJRMOMPQZCRJU-UHFFFAOYSA-M thiamine hydrochloride Chemical compound Cl.[Cl-].CC1=C(CCO)SC=[N+]1CC1=CN=C(C)N=C1N DPJRMOMPQZCRJU-UHFFFAOYSA-M 0.000 abstract description 2
- 235000010374 vitamin B1 Nutrition 0.000 abstract description 2
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- HLVPIMVSSMJFPS-UHFFFAOYSA-N abscisic acid beta-D-glucopyranosyl ester Natural products O1C(CO)C(O)C(O)C(O)C1OC(=O)C=C(C)C=CC1(O)C(C)=CC(=O)CC1(C)C HLVPIMVSSMJFPS-UHFFFAOYSA-N 0.000 abstract 1
- 230000001939 inductive effect Effects 0.000 abstract 1
- 238000009966 trimming Methods 0.000 abstract 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 abstract 1
- 229920002554 vinyl polymer Polymers 0.000 abstract 1
- FCRACOPGPMPSHN-UHFFFAOYSA-N desoxyabscisic acid Natural products OC(=O)C=C(C)C=CC1C(C)=CC(=O)CC1(C)C FCRACOPGPMPSHN-UHFFFAOYSA-N 0.000 description 10
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- 150000003722 vitamin derivatives Chemical class 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 244000025254 Cannabis sativa Species 0.000 description 2
- 150000005018 aminopurines Chemical class 0.000 description 2
- 238000012136 culture method Methods 0.000 description 2
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- 241000196324 Embryophyta Species 0.000 description 1
- WQZGKKKJIJFFOK-GASJEMHNSA-N Glucose Natural products OC[C@H]1OC(O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-GASJEMHNSA-N 0.000 description 1
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Classifications
-
- 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
- A01G17/00—Cultivation of hops, vines, fruit trees, or like trees
- A01G17/005—Cultivation methods
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Botany (AREA)
- Environmental Sciences (AREA)
- Catching Or Destruction (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The invention relates to a cyclocarya paliurus root cutting propagation method. According to the method, root sections trimmed before spring transplanting are bundled and are stored in a low-temperature moisture preserving way; from late February to early April, the root sections are sheared into the proper length and are divided into groups according to the size; the root sections subjected to group division are bundled into small bundles; base parts are disinfected in thiophanate methyl, and are then soaked for 1 to 2 hours in an inductive agent solution formed by 6-BA, ABA, vitamin B12 and vitamin B1; then, the root sections are inserted into substrates of a vinyl house; after about 15 days, new sprouts and new roots are generated. The house is provided with a temperature and humidity automatic control system and a sun shading net for maintaining the stable air humidity and temperature of the house. Foliage fertilizers and disinfectants are properly sprayed in the seedling culture process. The propagation method has the following advantages that (1) the transplanting and trimming root sections are fully used for propagation; the propagation coefficient is great; (2) the root system is strong; the survival rate is obviously improved, and reaches up to 82 percent or higher; (3) seedlings grow fast and become adult seedlings after one year.
Description
Technical field
The present invention relates to a kind of Cyclocarya paliurus Iljinskaja root cuttage and seedling culture method in spring, belong to technical field of plant asexual propagation.
Background technology
Cyclocarya paliurus Iljinskaja Cyclocarya paliurus (Batal.) Iljinskja is Juglandaceae cyclocarya height megaphanerophyte, I
State's Endemic and rare species, is distributed on the south the Changjiang river, and group disperses, rare numbers, and whole nation wild resource is few, ripe strain about 70,000 strain,
It is born in height above sea level 420-1100m (east) or 420-2500m (western) mountain area more.Main distribution provinces and regions have Hunan, Jiangxi, Hubei,
Jiangxi, Guangxi etc..
Our ancestors use Cyclocarya paliurus Iljinskaja disease being treated very early.Historical Data Data About, before more than 500 year, Chengbumiaonationality finds green grass or young crops
Qian Liu has effect of promoting the production of body fluid to quench thirst, heat-clearing and toxic substances removing, has the title of " god's tea ".Last century, the seventies found, Cyclocarya paliurus Iljinskaja has and prolongs
The function that year lengthens one's life.Over nearly more than 40 years, Cyclocarya paliurus Iljinskaja chemical composition and isolated and purified, pharmacological function, toxic and side effects are entered by people
Gone numerous studies it was confirmed Cyclocarya paliurus Iljinskaja has obvious blood sugar lowering, lowering blood pressure and blood fat, digestion promoting, raising immunity etc. in many ways
The treatment in face and health care, particularly its blood sugar decreasing effect highly significant, it is left for January that type Ⅱdiabetes mellitus people takes Cyclocarya paliurus Iljinskaja continuously
The right side, the blood glucose value of more than 90% patient can substantially reduce.Additionally, Cyclocarya paliurus Iljinskaja also has antioxidation, health care to wait for a long time various functions.And
And find, take appropriate Cyclocarya paliurus Iljinskaja the most continuously, there is no any toxic and side effects, be a kind of rare precious resources.But it is complete
State's Cyclocarya paliurus Iljinskaja wild resource is the most rare, but wild resource destroys serious in recent years, it is impossible to meet the needs of consumer, in the urgent need to
Carry out artificial culture development of resources.But, but Cyclocarya paliurus Iljinskaja seedling breeding technology not yet obtains the breakthrough of essence at present, seriously makes
The about development and utilization of Cyclocarya paliurus Iljinskaja.Cyclocarya paliurus Iljinskaja seeding reproductive not only dissociation is serious, and germination percentage is extremely low, natural
Under the conditions of, Cyclocarya paliurus Iljinskaja percentage of seedgermination is less than 1%, and after artificial treatment, percentage of seedgermination still only has about 10%, it addition, blue or green
Money willow seed source is the most extremely limited, therefore, uses Cyclocarya paliurus Iljinskaja seed propagation seedling can not meet Cyclocarya paliurus Iljinskaja industry development needs.
Cyclocarya paliurus Iljinskaja tissue cultivating and seedling technology does not the most obtain substantive breakthroughs, then differentiation capability is poor, and particularly root system differentiation rate again is very
Low, also need to further investigate.Cyclocarya paliurus Iljinskaja branch cutting technology achieves relatively quantum jump in recent years, utilizes semi-lignified epicormic branch cuttage
Survival rate can reach more than 65%, patent CN102138416A；CN103518509ACN104429543A；CN105010136A
Cyclocarya paliurus Iljinskaja twig is all used to breed, but twig limited source；Patent CN104221726A uses the method for grafting to breed green grass or young crops
Qian Liu, in addition to kind of source is limited, troublesome poeration, survival rate is the highest；Patent CN105210608A uses pruning branch to carry out skewer
Inserting, survival rate is the lowest, it is impossible to meets and produces needs.Cyclocarya paliurus Iljinskaja is intended to carry out root system pruning before plantation spring, cuts more root system,
Do not added utilization in the past, caused the waste significantly of resource, if the root segment science that can these be pruned preserves, and at process
After reason, emergence rate and survival rate are greatly improved, and root system is healthy and strong, and seedling early growth is fast, can be with high effect culture excellent Cyclocarya paliurus Iljinskaja clone
Nursery stock.
Have no that Cyclocarya paliurus Iljinskaja root system breeds patent both at home and abroad.
Summary of the invention
It is an object of the invention to make full use of the root segment that Cyclocarya paliurus Iljinskaja is pruned, after treatment, significantly improve emergence rate
And survival rate, quickly breeding excellent Cyclocarya paliurus Iljinskaja clone nursery stock.
Technical problem solved by the invention realizes by the following technical solutions:
A kind of Cyclocarya paliurus Iljinskaja root cuttage breeding method, comprises the following steps successively:
(1) choose the pruning root segment before transplanting the healthy and strong spring without disease pest harm, be placed in cellar, cover with river sand and protect
Wet；
(2) choose the healthy and strong root segment through preserving, cut into cutting；
(3) above-mentioned cutting is immersed in 1000-1500 times of thiophanate methyl solution the immersion 20-60 second, all turns after drying
Enter in derivant solution and soak 1-2 hour；Derivant is by 6-BA, ABA, vitamin B12And vitamin B1Formulated is water-soluble
Liquid, wherein the concentration of 6-BA be the concentration of 0.5-2.0mg/L, ABA be 0.5～1.0mg/L, vitamin B12And vitamin B1Dense
Degree is 0.5-1.5mg/L, gets final product cuttage after drying in the shade；
(4) cutting of above-mentioned process is inserted in the cutting medium disinfected；
(5) employing possesses the hot house nursery that temperature and humidity automatically controls；
(6) foliage fertilizer and antibacterial are sprayed after germinateing；
(7) emerge 20 days and Seedling is transferred to seedbed, land for growing field crops.
Step (1) chooses stalwartness, spring without disease pest harm transplant before pruning root segment bundling, store cellar, with moistening
Covered plastic thin film after fine sand covering, low-temperature moisture preservation is standby.
Or choose stalwartness, without disease pest harm spring transplant before fresh pruning root segment, direct shearing becomes cuttage
Cutting is used for cuttage.
Step (2) annual late Febuary to early April chooses the healthy and strong root segment of more than diameter 0.3cm, cuts into 8-12 centimetre and inserts
Fringe, lower end biology of cutting is angle, and upper end is flat mouth.According to size packets, arrange bundling by biologically lower end, every
Diameter 15 cm.
In step (4), cutting medium is made up of according to mass ratio 3-7:7-3 mixing peat and river sand, molten with potassium permanganate
Liquid disinfectant, potassium permanganate consumption is 1 g kg substrate, and during cuttage, upper end exposes 1 centimetre, cutting density 250-400 strain/square
Rice.
Step (5) temperature controls between 20-33 DEG C, and relative air humidity controls at 85-95% in early days, after upper end length is sprouted
Air humidity controls at 65-80%, thin film light transmittance 90%, uses shade net when temperature is higher than 32 DEG C.
Step (6) sprays weekly foliage fertilizer once after germinateing, and foliage fertilizer is carbamide and concentration 0.1-of concentration 0.1-0.2%
The potassium dihydrogen phosphate of 0.2%；And spray a 1000-1500 times of thiophanate methyl solution sterilization.
When step (7) being emerged 20 days, move into the nursery of seedbed, land for growing field crops；Seedbed, land for growing field crops requires fertile soil, has spray and sets
Executing, and condition of sheltering from heat or light, specific requirement seedbed begins to rehearse ditch, and soil layer is deep, fertile soil, and mu organic fertilizer more than 0.5 ton.
Planting density be 10-15 strain/square metre.Early stage uses sunshade net sun-proof.Every day period of sprinkling irrigation sooner or later once, and suitably sprays leaf
Leaven.
The blue or green money root segment cuttage and seedling culture method in spring that the present invention provides, breeding coefficient is higher, and seedling raise period is short, about 15 days
Produce sprouting and Xin Gen.Survival rate 70～85% after cuttage 40 days.
Detailed description of the invention
Below in conjunction with specific embodiment, the present invention is described in further detail.
Embodiment 1:
Choose the pruning root segment before the transplanting in spring of healthy and strong anosis Pests Damage, root segment bundling in mid-February, (1) 2014, deposit
Storage cellar, covered plastic thin film after covering with moistening fine sand, low-temperature moisture preservation.
In late Febuary, (2) 2014 chooses healthy and strong root segment, cuts into 8-12 centimetre of cutting, and lower end biology of cutting is oblique
Mouthful, upper end is flat mouth.Above for diameter 0.3cm root segment is grouped by size, arranges bundling, every diameter 15 by biologically lower end
Cm.After specifying hormon treatment effect, it is selected to the highest combination of motility rate and carries out vitamin process experiment.Vitamin
Test and carry out in mid-March, 2014, process ibid.
(3) above-mentioned cutting is immersed in 1000-1500 times of thiophanate methyl solution the immersion 20-60 second, proceeds to after drying lure
Lead in agent solution soak 1-2 hour, derivant by 6-BA, ABA formulated with vitamin B form different with concentration water-soluble
Liquid, wherein the concentration of 6-BA be the concentration of 0.5-2.5mg/L, ABA be 0.5～1.5mg/L, B12And B1Concentration is 0.5-
1.5mg/L.Cuttage is got final product after drying in the shade.
(4) cutting of above-mentioned process is inserted by thin river sand.During cuttage, 1 cm is exposed in upper end.Cutting density
250-400 strain/square metre.Irrigate with water after cuttage.
(5) employing possesses the hot house nursery that temperature and humidity automatically controls, and temperature controls between 20-33 DEG C, in early days
Relative air humidity controls at 85-95%, and after taking root, air humidity controls at 65-80%.Thin film light transmittance about 90%.Temperature
Shade net is used during higher than 32 DEG C.
(6) spraying weekly foliage fertilizer once after germinateing, foliage fertilizer is that carbamide (concentration 0.1-0.2%), potassium dihydrogen phosphate are (dense
Degree 0.1-0.2%), spray a 1000-1500 times of thiophanate methyl solution sterilization.
This method grows sprouting and Xin Gen in about 15 days.
Table one hormon is processed into motility rate
Remarks: thick about the 0.7cm of root.6-BA:6-benayl aminopurine；ABA: abscisic acid；6-BA+ABA:6-benayl aminopurine
+ abscisic acid.In concentration a line, 1.5+0.5 represents 6-BA concentration 1.5mg/L, ABA concentration 0.5mg/L, and other is by that analogy.
The different vitamin of table two is processed into motility rate
Remarks: based on the process 6-BA 1.5mg/L+ABA 1.0mg/L of above-mentioned optimization, add variable concentrations dimension raw
Element B.
Embodiment 2:
Choose the pruning root segment before Pests Damage healthy and strong, anosis transplanting in spring, root segment bundling in mid-February, (1) 2015, deposit
Storage cellar, covered plastic thin film after moistening fine sand covering, low-temperature moisture preservation.
In early March, (2) 2015 chooses healthy and strong root segment, cuts into 8-12 centimetre of cutting, and lower end biology of cutting is oblique
Mouthful, upper end is flat mouth.Root segment is grouped by above for diameter 0.3cm root segment by size, arranges binding by biologically lower end, every
Diameter 15 cm.
(3) above-mentioned cutting is immersed in 1000-1500 times of thiophanate methyl solution the immersion 20-60 second, proceeds to after drying lure
Lead in agent solution and soak 1-2 hour, use derivant formula (the 6-BA1.5mg/L+ABA 1.0mg/L+ vitamin B12 optimized
1.0mg/L+ vitamin B1 1.0mg/L).Cuttage is got final product after drying in the shade.
(4) cutting of above-mentioned process is inserted by peat and river sand mixing cutting medium (ratio 3-7:7-3).Substrate is used
Disinfecting solution of potassium permanganate (potassium permanganate concentration is 1 g kg substrate).During cuttage, 1 cm is exposed in upper end.Cutting density
250-400 strain/square metre.Insert in thin river sand with by the cutting in (3) simultaneously, contrast.Irrigate with water after cuttage.
(5) employing possesses the hot house nursery that temperature and humidity automatically controls, and temperature controls between 20-33 DEG C, in early days
Relative air humidity controls at 85-95%, and after taking root, air humidity controls at 65-80%.Thin film light transmittance about 90%.Temperature
Shade net is used during higher than 32 DEG C.
(6) spraying weekly foliage fertilizer once after germinateing, foliage fertilizer is that carbamide (concentration 0.1-0.2%), potassium dihydrogen phosphate are (dense
Degree 0.1-0.2%), spray a 1000-1500 times of thiophanate methyl solution sterilization.
Result shows, two kinds of methods all grow sprouting and Xin Gen for about 15 days in cuttage, but use peat and river sand mixing
The not only root system of cutting medium is more strong, and growing way is more prosperous, and survival rate is the highest, reaches about 82.58%.
Embodiment 3:
Choose the pruning root segment before Pests Damage healthy and strong, anosis transplanting in spring at the bottom of in early March, (1) 2016, cut into 8-
12 centimetres of cutting, lower end biology of cutting is angle, and upper end is flat mouth.By above for diameter 0.3cm root segment by size by root segment
It is grouped, by biologically lower end binding, every diameter 15 cm.Select in mid-February, 2016 stalwartness, without pest and disease damage simultaneously
Pruning cellar low-temperature moisture preservation root segment before harm transplanting in spring compares, and processes with fresh pruning root segment.
(2) above-mentioned cutting is immersed in 1000-1500 times of thiophanate methyl solution the immersion 20-60 second, proceeds to after drying lure
Lead in agent solution and soak 1-2 hour, use derivant formula (the 6-BA 1.5mg/L+ABA1.0mg/L+B12 1.0mg/ optimized
L+B1 1.5mg/L).Cuttage is got final product after drying in the shade.
(4) cutting of above-mentioned process is inserted by peat and river sand mixing cutting medium (ratio 3-7:7-3).Substrate is used
Disinfecting solution of potassium permanganate (potassium permanganate concentration is 1 g kg substrate).During cuttage, 1 cm is exposed in upper end.Cutting density
250-400 strain/square metre.Irrigate with water after cuttage.
(5) employing possesses the hot house nursery that temperature and humidity automatically controls, and temperature controls between 20-33 degree, in early days
Relative air humidity controls at 85-95%, and after taking root, air humidity controls at 65-80%.Thin film light transmittance about 90%.High temperature
Time use shade net.
(6) spraying weekly foliage fertilizer once after germinateing, foliage fertilizer is that carbamide (concentration 0.1-0.2%), potassium dihydrogen phosphate are (dense
Degree 0.1-0.2%), spray a 1000-1500 times of thiophanate methyl solution sterilization.
Result shows, two kinds of methods all grow sprouting and Xin Gen for about 15 days in cuttage, and cutting seedling growing way is close, but fresh
Prune root cuttage survival rate slightly higher, reach about 83.94%.
Claims (8)
1. a Cyclocarya paliurus Iljinskaja root cuttage breeding method, it is characterised in that comprise the following steps successively:
(1) choose the pruning root segment before transplanting the healthy and strong spring without disease pest harm, be placed in cellar, cover moisturizing with river sand；
(2) choose the healthy and strong root segment through preserving, cut into suitable length cutting；
(3) above-mentioned cutting is immersed in 1000-1500 times of thiophanate methyl solution the immersion 20-60 second, all proceeds to after drying lure
Lead in agent solution and soak 1-2 hour；Derivant is by 6-BA, ABA, vitamin B12And vitamin B1Formulated aqueous solution,
Wherein the concentration of 6-BA be the concentration of 0.5-2.0mg/L, ABA be 0.5～1.0mg/L, vitamin B12And vitamin B1Concentration
It is 0.5-1.5mg/L, after drying in the shade, gets final product cuttage；
(4) cutting of above-mentioned process is inserted in the cutting medium disinfected；
(5) employing possesses the hot house nursery that temperature and humidity automatically controls；
(6) foliage fertilizer and antibacterial are sprayed after germinateing；
(7) emerge 20 days and Seedling is transferred to seedbed, land for growing field crops.
Method the most according to claim 1, it is characterised in that step (1) chooses stalwartness, the transplanting in spring endangered without disease pest
Front pruning root segment bundling, stores cellar, and covered plastic thin film after covering with moistening fine sand, low-temperature moisture preservation is standby.
Method the most according to claim 1, it is characterised in that choose stalwartness, without disease pest harm spring transplant before new
Fresh pruning root segment, direct shearing becomes the cutting of cuttage for cuttage.
4. according to the method described in claim 1 or 2 or 3, it is characterised in that step (2) choosing of annual late Febuary to early April
The healthy and strong root segment of cut-off footpath more than 0.3cm, cuts into 8-12 centimetre of cutting, and lower end biology of cutting is angle, and upper end is flat mouth.
Method the most according to claim 1, it is characterised in that in step (4) cutting medium by peat and river sand according to matter
Amount ratio 3-7:7-3 mixing composition, with disinfecting solution of potassium permanganate, potassium permanganate consumption is 1 g kg substrate, during cuttage on
End exposes 1 centimetre, and cutting density 250-400 strain/square metre.
Method the most according to claim 1, it is characterised in that step (5) temperature controls between 20-33 DEG C, air in early days
Relative humidity controls at 85-95%, and after upper end length is sprouted, air humidity controls at 65-80%, thin film light transmittance 90%, and temperature is high
Shade net is used in 32 DEG C time.
Method the most according to claim 1, it is characterised in that step (6) sprays weekly foliage fertilizer once after germinateing, blade face
Fertilizer is carbamide and the potassium dihydrogen phosphate of concentration 0.1-0.2% of concentration 0.1-0.2%；And spray a 1000-1500 times of first
Base thiophanate solution sterilizes.
Method the most according to claim 1, when emerging in step (7) 20 days, moves into the nursery of seedbed, land for growing field crops；Seedbed, land for growing field crops is wanted
Seek fertile soil, there is spray facility, and condition of sheltering from heat or light.
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