CN102415264B - Cuttage propagation method for Juniperus horizontalis 'Bar Harbor' - Google Patents
Cuttage propagation method for Juniperus horizontalis 'Bar Harbor' Download PDFInfo
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- CN102415264B CN102415264B CN2011103372869A CN201110337286A CN102415264B CN 102415264 B CN102415264 B CN 102415264B CN 2011103372869 A CN2011103372869 A CN 2011103372869A CN 201110337286 A CN201110337286 A CN 201110337286A CN 102415264 B CN102415264 B CN 102415264B
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Abstract
The invention discloses a cuttage propagation method for Juniperus horizontalis 'Bar Harbor' and belongs to the technical field of plant propagation. The method is characterized by comprising the following steps of: 1) filling peat, pulverized reed leaves, pearlite and an organic fertilizer in a volume ratio of (2-4):(3-5):(1-3):(0.5-1.5) which are taken as matrixes into a seedbed; 2) picking autumn tips obtained last year from female parents of the Juniperus horizontalis 'Bar Harbor' and cutting spikes, wherein the appropriate cuttage time is early March; 3) impregnating ear bases of cottage branches for 2 to 3 seconds by using a Sensheng No.5 plant root promoter at the concentration of between 180 and 220ppm; 4) performing cuttage by using the seedbed, and entering a management and maintenance stage; and 5) performing seedling hardening when the rooting rate reaches about 90 percent. By the cuttage propagation method for the Juniperus horizontalis 'Bar Harbor', the rooting condition is good, and the yield can reach over 93 percent; and the method is high in propagation speed, can adapt to climate and soil environments in China, and has good market prospect, and the propagation operation steps are simple.
Description
Technical field
The invention belongs to the plant propagation technical field, be particularly related to Ba Gang tiling Chinese juniper cuttage breeding method.
Background technology
The Ba Gang Chinese juniper of tiling
juniperus horizontalis' juniper belongs to for Bar Harbor ', Cupressaceae, evergreen coniferous tree, and the floor file brushwood, crawl into the felt shape, height of tree 15.0cm-30.0cm, hat width 1.2m-3.0m; The bark brown, level and smooth, branches and leaves are intensive, and the branch extended amplitude is large, and needle and scale leaf are arranged, and at spring and summer, is autumn dark green, olive colour, celadon, dirty-green or yellow green, transfers purple to winter; Cone is little, berry shape, blueness, the fruit phase 10-11 month.
Ba Gang tiling Chinese juniper happiness light, organic soil or sandy soil are rich in happiness, and drought-enduring, growing way is medium, and the happiness draining is good, subacidity, neutrality and alkalescence soil, and Salt And Alkali Tolerance is planted with being mainly used in, does rock plant; Can plant at coastal area, prevent erosion; Can be potted plant, make ground quilt or edging plant, espalier; Can be planted in riverbank, slope etc. and locate to do protection.
Ba Gang tiling Chinese juniper originates in North America, and ornamental value is high, and wide accommodation all can be planted in China northeast, North China, southwest and subtropical zone; Abroad multiplex in ground by, rock garden and foundation planting, is good green tree species, but at home or a brand-new kind, there are wide market prospects.By the inquiry to data of literatures, at present domestic relevant scientific paper and the patent of Ba Gang tiling Chinese juniper Technique on Cuttage Propagation that there is no, it is blank that this field still belongs to.
Summary of the invention
For the above-mentioned problems in the prior art, the object of the invention is to the technical scheme that design provides a kind of Ba Gang tiling Chinese juniper cuttage breeding method, it is simple to operate, reproduction speed is fast, and yield rate, up to 93%, is filled up the blank of domestic correlation technique.
Described Ba Gang tiling Chinese juniper cuttage breeding method is characterized in that comprising the following steps:
1) choose suitable breeding spot and set up the maternal district of Ba Gang tiling Chinese juniper cutting orchard, density is 2400-2600 plant/acre, adopt the mode in seedbed, ground to set up the cottage propagation district simultaneously, adopt the seedbed, ground, the peat that is 2-4:3-5:1-3:0.5-1.5 using volume ratio: reed jasmine: perlite: fertilizer is mixed evenly as matrix, is filled in seedbed, keeps the matrix elasticity consistent, stromal thickness is 7-9cm, in cuttage, within first 24 hours, with 600-800 times of liquor potassic permanganate, matrix is carried out disinfection;
2) suitable cutting time is early March, cuttage in 1 year 1 time, from Ba Gang tiling Chinese juniper female parent, take the autumn of last year slightly to be cut fringe, the cuttage branch that to be cut into length be 7.5-8.5cm, retain top, lower cut is level and smooth, wipes out the needle of fringe bar bottom 2.5-3.5cm, and leaf site 4.5-5.5cm is stayed on top;
3) the cuttage branch adopts No. 5 plants of gloomy life to urge root agent 180-220ppm dipping fringe bar base portion 2-3 second, and No. 5 plants of described gloomy life are urged the methyl α-naphthyl acetate that the root agent is 4-6:1-3:2-4 by weight ratio: GA
4gibberellin: the ABT6 root-inducing powder mixes formation;
4) adopt the seedbed cuttage, cuttage degree of depth 2.5-3.5cm, cuttage is complete, water immediately permeable, after dry on blade face, carbendazim and the U.S. mixed liquor of anthrax good fortune to foliage spray 600-800 times liquid, the weight ratio of carbendazim and anthrax good fortune U.S. is 4-7:4-7, builds in time shed, with plastic film, covers, the surrounding sealing, enter the management and maintenance stage;
5) cuttage is watered in 10 days afterwards in time, makes water content of substrate reach 60-70%, and in canopy, relative air humidity, more than 95%, watered 1 time water later every 15 days; When summer and autumn, control the interior temperature of canopy below 36 ℃, carry out mist cooling during excess Temperature; After cuttage, before root of hair and germination, basically all to shade, shading rate reaches 75-90%; After cuttage 60 days, when reaching 90% left and right, rooting rate carries out hardening, and first open shed two film and ventilate, within 2-3 days, all remove afterwards film and carry out the full exposure exercise.
Described Ba Gang tiling Chinese juniper cuttage breeding method, it is characterized in that in step 1): the volume ratio of peat, reed jasmine, perlite, fertilizer is 2.5-3.5:3.5-4.5:1.5-2.5:0.8-1.2.
Described Ba Gang tiling Chinese juniper cuttage breeding method, it is characterized in that in step 1): the dry density 0.15-0.25 of described matrix, total porosity 65-70%, macroporsity 20-23%, fine pore degree 45-47%, maximum specific retention 3.0-3.5, pH value 5.8-6.0, EC value 3.0-3.3, full nitrogen 4.0-4.3%, full phosphorus 5300-5400 mg/kg, full potassium 8600-8700mg/kg, calcium 2100-2200mg/kg, magnesium 400-420mg/kg, copper 10-13mg/kg, zinc 370-380mg/kg, boron 22-27mg/kg, iron 4000-4100 mg/kg, manganese 290-310mg/kg, molybdenum 17-19mg/kg, aluminium 17300-17900mg/kg, plumbous 14-16mg/kg, sodium 2900-3000mg/kg, nickel 9-11mg/kg, sulphur 2900-3000mg/kg.
Described Ba Gang tiling Chinese juniper cuttage breeding method, it is characterized in that in step 3): it is 190-210ppm that No. 5 plants of gloomy life are urged the concentration of root agent, methyl α-naphthyl acetate: GA
4gibberellin: the weight ratio of ABT6 root-inducing powder is 4.5-5.5:1.5-2.5:2.5-3.5.
Described Ba Gang tiling Chinese juniper cuttage breeding method, it is characterized in that in step 4): the weight ratio of carbendazim and anthrax good fortune U.S. is 5-6:5-6.
Described peat, reed jasmine, perlite, fertilizer, methyl α-naphthyl acetate, GA
4gibberellin, ABT6 root-inducing powder, indolebutyric acid, heteroauxin, ABT6 root-inducing powder, carbendazim, anthrax good fortune U.S.A all can directly buy from the market.
Above-mentioned Ba Gang tiling Chinese juniper cuttage breeding method, take root all right, and yield rate reaches more than 93%, and the method breeding is simple to operate, and reproduction speed is fast, can adapt to the weather soil environment of China, has good market prospects.
The percentage composition related in present specification unless otherwise indicated, all refers to weight percentage.
Embodiment
Now, in conjunction with embodiments of the invention and correlation test, the invention will be further described.
Embodiment 1:
1) select that draining is good, subacidity, neutrality and alkalescence soil, set up maternal district cutting orchard, the planting density seeding row spacing is 40cm * 40cm, density is 2500 plant/acres, set up the cottage propagation district simultaneously, adopt the seedbed, ground, bed surface central authorities are less than 2cm with the edge discrepancy in elevation, the wide 100cm in seedbed, and length is 40m, surface paving made ground cloth, the peat that is 3:4:2:1 using volume ratio: reed jasmine: perlite: fertilizer is mixed evenly as matrix, is filled in seedbed, keeps the matrix elasticity consistent, and stromal thickness is 8cm, in cuttage, within first 24 hours, with 700 times of liquor potassic permanganates, matrix is carried out disinfection, the dry density 0.18 of described matrix, total porosity 66.13%, macroporsity 20.65%, fine pore degree 45.48%, maximum specific retention 3.02, pH value 5.96, EC value 3.06, full nitrogen 4.19%, full phosphorus 5373.74mg/kg, full potassium 8647.52mg/kg, calcium 2122.19mg/kg, magnesium 407.18mg/kg, copper 11.52mg/kg, zinc 372.36mg/kg, boron 25.90 mg/kg, iron 4010.46 mg/kg, manganese 292.45mg/kg, molybdenum 17.60 mg/kg, aluminium 17369.13mg/kg, plumbous 14.99mg/kg, sodium 2930.84mg/kg, nickel 9.50mg/kg, sulphur 2963.65mg/kg,
2) suitable cutting time is early March, and cuttage in 1 year 1 time takes the autumn of last year slightly to be cut fringe from Ba Gang tiling Chinese juniper female parent, the cuttage branch that to be cut into length be 8.0cm, retain top, and lower cut is level and smooth, wipe out the needle of fringe bar bottom 3.0cm, leaf site 5.0cm is stayed on top;
3) the cuttage branch adopts No. 5 plants of gloomy life to urge 2 seconds of root agent 200ppm dipping fringe bar base portion, and No. 5 plants of described gloomy life are urged the methyl α-naphthyl acetate that the root agent is 5:2:3 by weight ratio: GA
4gibberellin: the ABT6 root-inducing powder mixes formation;
4) adopt the seedbed cuttage, cuttage degree of depth 3.0cm, cuttage is complete, water immediately permeable, after dry on blade face, carbendazim and the U.S. mixed liquor of anthrax good fortune to 700 times of liquid of foliage spray, the weight ratio of carbendazim and anthrax good fortune U.S. is 5:5, builds in time shed, with plastic film, covers, the surrounding sealing, enter the management and maintenance stage;
5) cuttage is watered in 10 days afterwards in time, makes water content of substrate reach 60%, and in canopy, relative air humidity, more than 95%, watered 1 time water later every 15 days; When summer and autumn, control the interior temperature of canopy below 36 ℃, carry out mist cooling during excess Temperature; After cuttage, before root of hair and germination, basically all to shade, shading rate reaches 75%; After cuttage 60 days, when reaching 90% left and right, rooting rate carries out hardening, and first open shed two film and ventilate, within 2 days, all remove afterwards film and carry out the full exposure exercise.
Cuttage, by moisture, nutrient, illumination management and the sterilization of 9 months, forms seedling.The finished nursery specification: more than high 11cm, root system is complete, robust plant, and without damage by disease and insect, yield rate 93%.
Above-mentioned steps 1) in, density is 2400 or 2600 plant/acres, the wide 100cm in seedbed, length is 30m, peat: reed jasmine: perlite: the volume ratio of fertilizer is 2:5:1.5:1.5 or 4:3:2.5:0.5 or 3.5:4.5:1:1 or 2.5:3.5:3:1, the dry density 0.15 or 0.25 of described matrix, total porosity 65% or 70%, macroporsity 20% or 23%, fine pore degree 45% or 47%, maximum specific retention 3.0 or 3.5, pH value 5.8 or 6.0, EC value 3.0 or 3.3, full nitrogen 4.0% or 4.3%, full phosphorus 5300 mg/kg or 5400 mg/kg, full potassium 8600 mg/kg or 8700mg/kg, calcium 2100 mg/kg or 2200mg/kg, magnesium 400 mg/kg or 420mg/kg, copper 10 mg/kg or 13mg/kg, zinc 370 mg/kg or 380mg/kg, boron 22 mg/kg or 27mg/kg, iron 4000 mg/kg or 4100 mg/kg, manganese 290 mg/kg or 310mg/kg, molybdenum 17 mg/kg or 19mg/kg, aluminium 17300 mg/kg or 17900mg/kg, plumbous 14 mg/kg or 16mg/kg, sodium 2900 mg/kg or 3000mg/kg, nickel 9 mg/kg or 11mg/kg, sulphur 2900 mg/kg or 3000mg/kg, in step 3) No. 5 plants of gloomy life to urge the concentration of root agent be 180ppm or 210ppm, methyl α-naphthyl acetate: GA
4gibberellin: the weight ratio of ABT6 root-inducing powder is 4:3:3 or 6:1:3, in step 4): the weight ratio of carbendazim and anthrax good fortune U.S. is 5:5 or 6:4 or 4:6, step 5) mesostroma water content reaches 65% or 70%, and shading rate is 80%, 85% or 90%, the other the same as in Example 1, also can reach beneficial effect of the present invention.
Below in conjunction with comparative trial, the invention will be further described.
Test 1: from Ba Gang tiling Chinese juniper female parent, take the autumn of last year slightly to be cut fringe, being cut into length is the cuttage branch of 8.0cm left and right, retains top, and lower cut is level and smooth, wipes out the needle of fringe bar bottom 3.0cm left and right, and leaf site 5.0cm is stayed on top.The cuttage branch adopts four kinds of processing (as shown in table 1), each treatment samples given figure 600 strain.Adopt seedbed to carry out cuttage, the cuttage degree of depth is 3.0cm, 9 months each processing yield rates of " Invest, Then Investigate ".In this test, No. 2 plants of gloomy life are urged the indolebutyric acid that the root agent is 6:2:2 by weight ratio: heteroauxin: the ABT6 root-inducing powder mixes formation, and No. 5 plants of described gloomy life are urged the methyl α-naphthyl acetate that is 5:2:3 by weight ratio of root agent: GA
4gibberellin: the ABT6 root-inducing powder mixes formation.No. 2 plants of gloomy life urge root agent, No. 5 plants of gloomy life to urge the root agent to be buied by Senhe Seed Industry Co., Ltd., Zhejiang Pror..
Table 1 plant is urged the impact of root agent on Ba Gang tiling Chinese juniper cottage propagation yield rate
| Test processing number | A | B | C | D |
| Plant is urged the root agent | No. 2, gloomy life | No. 2, gloomy life | No. 5, gloomy life | No. 5, gloomy life |
| Concentration/ppm | 200 | 500 | 200 | 500 |
| Yield rate/% | 82.7 | 76.5 | 93.3 | 81.3 |
As shown in Table 1, the most applicable cottage propagation Ba Gang tiling Chinese juniper urge the root agent to be treated to No. 5 plants of gloomy life urging root agent 200ppm, adopt this processing yield rate can reach 93.3%, result of use is significantly higher than other plant and urges the root agent.No. 5 plants of gloomy life urge the root agent to adopt other concentration of the present invention and formula, carry out comparative trial, also can reach similar result of use.
Mesostroma composition of the present invention and quality, urge the concentration of root agent and formula different, yield rate is had to remarkable impact.
Claims (4)
1. Ba Gang tiling Chinese juniper cuttage breeding method is characterized in that comprising the following steps:
1) choose suitable breeding spot and set up the maternal district of Ba Gang tiling Chinese juniper cutting orchard, density is 2400-2600 plant/acre, adopt the mode in seedbed, ground to set up the cottage propagation district simultaneously, adopt the seedbed, ground, the peat that is 2-4:3-5:1-3:0.5-1.5 using volume ratio: reed jasmine: perlite: fertilizer is mixed evenly as matrix, is filled in seedbed, keeps the matrix elasticity consistent, stromal thickness is 7-9cm, in cuttage, within first 24 hours, with 600-800 times of liquor potassic permanganate, matrix is carried out disinfection;
2) suitable cutting time is early March, cuttage in 1 year 1 time, from Ba Gang tiling Chinese juniper female parent, take the autumn of last year slightly to be cut fringe, the cuttage branch that to be cut into length be 7.5-8.5cm, retain top, lower cut is level and smooth, wipes out the needle of fringe bar bottom 2.5-3.5cm, and leaf site 4.5-5.5cm is stayed on top;
3) the cuttage branch adopts No. 5 plants of gloomy life to urge root agent 180-220ppm dipping fringe bar base portion 2-3 second, and No. 5 plants of described gloomy life are urged the methyl α-naphthyl acetate that the root agent is 4-6:1-3:2-4 by weight ratio: GA
4gibberellin: the ABT6 root-inducing powder mixes formation;
4) adopt the seedbed cuttage, cuttage degree of depth 2.5-3.5cm, cuttage is complete, water immediately permeable, after dry on blade face, carbendazim and the U.S. mixed liquor of anthrax good fortune to foliage spray 600-800 times liquid, the weight ratio of carbendazim and anthrax good fortune U.S. is 4-7:4-7, builds in time shed, with plastic film, covers, the surrounding sealing, enter the management and maintenance stage;
5) cuttage is watered in 10 days afterwards in time, makes water content of substrate reach 60-70%, and in canopy, relative air humidity, more than 95%, watered 1 time water later every 15 days; When summer and autumn, control the interior temperature of canopy below 36 ℃, carry out mist cooling during excess Temperature; After cuttage, before root of hair and germination, basically all to shade, shading rate reaches 75-90%; After cuttage 60 days, when reaching 90% left and right, rooting rate carries out hardening, and first open shed two film and ventilate, within 2-3 days, all remove afterwards film and carry out the full exposure exercise;
The dry density 0.15-0.25 of described matrix, total porosity 65-70%, macroporsity 20-23%, fine pore degree 45-47%, maximum specific retention 3.0-3.5, pH value 5.8-6.0, EC value 3.0-3.3, full nitrogen 4.0-4.3%, full phosphorus 5300-5400 mg/kg, full potassium 8600-8700mg/kg, calcium 2100-2200mg/kg, magnesium 400-420mg/kg, copper 10-13mg/kg, zinc 370-380mg/kg, boron 22-27mg/kg, iron 4000-4100 mg/kg, manganese 290-310mg/kg, molybdenum 17-19mg/kg, aluminium 17300-17900mg/kg, plumbous 14-16mg/kg, sodium 2900-3000mg/kg, nickel 9-11mg/kg, sulphur 2900-3000mg/kg.
2. Ba Gang as claimed in claim 1 tiling Chinese juniper cuttage breeding method, it is characterized in that in step 1): the volume ratio of peat, reed jasmine, perlite, fertilizer is 2.5-3.5:3.5-4.5:1.5-2.5:0.8-1.2.
3. Ba Gang as claimed in claim 1 tiling Chinese juniper cuttage breeding method, it is characterized in that in step 3): it is 190-210ppm that No. 5 plants of gloomy life are urged the concentration of root agent, methyl α-naphthyl acetate: GA
4gibberellin: the weight ratio of ABT6 root-inducing powder is 4.5-5.5:1.5-2.5:2.5-3.5.
4. Ba Gang as claimed in claim 1 tiling Chinese juniper cuttage breeding method, it is characterized in that in step 4): the weight ratio of carbendazim and anthrax good fortune U.S. is 5-6:5-6.
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| CN105359789B (en) * | 2015-11-16 | 2018-01-30 | 张掖市林业科学研究院 | Sabina przewalskii rapid propagation method |
| CN106171877A (en) * | 2016-06-30 | 2016-12-07 | 浙江森禾种业股份有限公司 | Big Ye Fusejila wood cuttage breeding method |
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