CN106386353A - Seedling growing method of tender branch cutting for keteleeria cyclolepis flous - Google Patents
Seedling growing method of tender branch cutting for keteleeria cyclolepis flous Download PDFInfo
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- CN106386353A CN106386353A CN201610823429.XA CN201610823429A CN106386353A CN 106386353 A CN106386353 A CN 106386353A CN 201610823429 A CN201610823429 A CN 201610823429A CN 106386353 A CN106386353 A CN 106386353A
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- cuttage
- cutting
- cuttings
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- maternal plant
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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
- A01G17/00—Cultivation of hops, vines, fruit trees, or like trees
- A01G17/005—Cultivation methods
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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
- A01G9/00—Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
- A01G9/02—Receptacles, e.g. flower-pots or boxes; Glasses for cultivating flowers
- A01G9/029—Receptacles for seedlings
- A01G9/0299—Handling or transporting of soil blocks or seedlings
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Abstract
The invention discloses a seedling growing method of tender branch cutting for keteleeria cyclolepis flous. The seedling growing method of tender branch cutting comprises the steps of cultivating a scion mother tree, cutting out trunks to promote new shoot, preparing a cutting bed, gathering and processing cutting slips, carrying out cuttage and management procedures after the cuttage. The scion mother tree is cultivated and obtained through a container seedling growing method and a procedure of new shoot promotion after cutting off trunks. Cutting slips for cuttage are obtained by collecting coppice shoots born by the mother plant in current year or one year after, and then the cutting slips are transplanted to a prepared cutting bed provided with a cuttage substrate, and finally the cuttage seedlings of the keteleeria cyclolepis flous are obtained through management procedures after the cuttage. The seedling growing method of tender branch cutting for keteleeria cyclolepis flous adopts twigs of the keteleeria cyclolepis flous as cuttage breeding seedlings, breaks through a technical bottleneck that the cuttage seedling of the keteleeria cyclolepis flous has difficulty in taking root. Compared with planting seedlings, the early growth speed of the cuttage seedlings after being planted increases obviously, and can maintain good characteristics of fine strains. Besides, the seedling growing method of tender branch cutting for keteleeria cyclolepis flous has good economic, social and ecological benefits.
Description
Technical field
The invention belongs to technical field of plant asexual propagation, it is related to a kind of method for culturing seedlings of south of the River keteleeria fortunei epicormic branch cuttage.
Background technology
South of the River keteleeria fortunei（Keteleeria cyclolepis）It is keteleeria fortunei（Keteleeria fortunei
var.fortunei (A.Murray bis) Carriere）Mutation, be the distinctive seeds of China, be that south China is important
One of Precious Timber Species, are also one of graceful Landscape Trees.South of the River keteleeria fortunei is aiphyllium, has the grain of wood
Directly, structure is careful, and material is solid, and decorative pattern is attractive in appearance, resisting impregnation, and purposes is wide, and growth is very fast, the characteristic such as strong adaptability.Main distribution
On Fujian, Zhejiang, Jiangxi, Guangdong, Guangxi, Hunan, Guizhou, Yunnan and other places.
At present, south of the River keteleeria fortunei is mainly based on seed seedling afforestation.Due to the unstable and bad collection of south of the River keteleeria fortunei hip number,
The demand that people afforest far can not be met to south of the River keteleeria fortunei.Therefore, in the urgent need to strengthening the exploitation of south of the River keteleeria fortunei resource
Research with nursery.Cutting propagation has the characteristics that simple, effect high inexpensive, reproduction speed be fast, breeding coefficient is high.Cuttage is numerous
Grow as vegetative propagation means, be more satisfactory reforestation material, there is the advantage that can keep elite stand good characteristic, this is right
Cultivate the holding important in inhibiting of required excellent economic characters in economic forest.South of the River keteleeria fortunei does not have cutting propagation side at present
Method is reported.
Content of the invention
The present invention breaches the difficult technical bottleneck of south of the River keteleeria fortunei cuttage seedling rooting in prior art, provides a kind of cultivation period
The method for culturing seedlings of short, root system south of the River keteleeria fortunei epicormic branch cuttage good, easy and simple to handle.
In order to realize foregoing invention purpose, technical scheme is as follows：
A kind of method for culturing seedlings of south of the River keteleeria fortunei epicormic branch cuttage, cultivates including maternal plant, cutting strunk rush is sprouted, cutting bed prepares, cuttings collection
With management operation after process, cuttage and cuttage, promote to sprout operation cultivation mother plant for cutting by cultivation of container seedling method and cutting strunk, obtain
Mother plant for cutting, collection maternal plant is raw then or the coppice shoot of life in 1 year is as cuttage cuttings, and cuttage is in getting the skewer equipped with cutting medium ready
Slotting machine, obtains south of the River keteleeria fortunei cuttage seeding finally by management after cuttage；It is characterized in that：
（One）Maternal plant is cultivated：Choiceness seedling growth is cultivated in the maternal plant cultivating container equipped with maternal plant matrix and adopts fringe mother
Strain；
（Two）Cutting strunk promotees to sprout：It is the maternal plant that ground diameter is reached with 0.5～1.0cm, at base portion 5～10cm, block trunk, and by often
Rule method is topdressed and is sprayed hormone and promotes rudiment；
（Three）Cutting bed prepares：
（1）Cutting bed：Selection is leeward on the sunny side, outdoor cutting bed, cutting bed length and a width of 10～20 m are built in the place of good water permeability
× 1～1.2 m, cutting bed is rebasing with stone or rough sand；
（2）Cutting medium：Using the fresh yellow soil that sieves as cutting medium, cutting medium is loaded the nutrition of 8cm × 12cm
In bag, closely it is placed in cutting bed；The potassium permanganate that cuttage is 0.3% with volumetric concentration in first 1 day carries out disinfection to matrix place
Reason；
（Four）Cuttings collection and process：
（1）Cuttings selects and collection：The coppice shoot selecting maternal plant life or life in 1 year then is as cuttage cuttings；South of the River keteleeria fortunei blade has
Verticillate and two kinds of opposite, selects the verticillate south of the River keteleeria fortunei major branch of blade as cuttings, can improve rooting rate；Annual March is to 11
Monthly arrange to adopt fringe, with adopt with insert, optimal cutting time be annual 3～May；
（2）Prune cuttings：Fringe bar is cut into 8～10 cm length, lower end angle, bud, flat mouth are close in upper end, removes cuttings lower end 1/
Blade at 3-1/2；
（3）Disinfect：Cuttings is neatly discharged, is soaked with volumetric concentration 0.5 % carbendazim, sterilize 15～20 min, takes out
Rinsed stand-by with clear water；
（4）HORMONE TREATMENT：Cm insertion in cuttings lower end 3～5 is prepared according to a conventional method No. ABT1 slurry of taking root of 1000 ppm
Quickly dipped 30 s in liquid, carry out cuttage immediately after taking-up；
（Five）Cuttage：
（1）Matrix is watered：Before cuttage, cutting medium is uniformly watered, make substrate water content reach 60～70 %；
（2）Cuttage：To be inserted in the nutrient bag getting out cutting medium through hormone-treated cuttings, every bag of cuttings, cuttings
Upward, cuttage depth is 3～5 cm to face of blade, is then compacted the cutting medium around cuttings, pours 1 permeable and punching immediately
Wash the rooting agent solution of residual on blade, make substrate water content reach 100 %, so that cuttings is combined closely with cutting medium simultaneously；
（Six）Manage after cuttage：
（1）Build shade：Plug the simple shed of thin bamboo strips used for weaving built in seedbed both sides, cover overlay, then add a cover one layer 60
% shade net, if nursery is provided with overhead cool canopy in itself, without adding a cover shade net, uniformly covers compression molding material film side with soil under seedbed
Edge, prevents the water loss in seedbed；
（2）Disease control：Spray once sterilizing every 7 days with 1000 times of liquid of carbendazim after cuttage, prevent from growing miscellaneous bacteria, spray choosing
Select and carry out in the dusk, before spray, half an hour stops spraying water to morning sunrise, after spray, overlay film is arranged, and continues to protect
Hold tight envelope state；
（3）Manage after taking root：After cuttage after cuttage rooting is stable, remove overlay and remove, keep 60～70 % to shelter from heat or light,
Prevent from being exposed to the sun, then routinely water and fertilizer management mode until go out garden, frequency of watering is to ensure the moisture content of matrix in 80 more than %
For principle, according to fine day, the actual conditions at cloudy day adjustment irrigation times and intensity, obtain high-quality south of the River keteleeria fortunei nursery stock.
Above step（One）Described its component of maternal plant matrix and parts by weight are：Yellow soil or 7 parts of forest top soil, become thoroughly decomposed
Wooden chaff or 2 parts of coconut palm chaff, 1 part of the flat mushroom slag becoming thoroughly decomposed.
Above step（One）Described maternal plant cultivating container is a diameter of 15～20 cm, the container of a height of 15～20 cm.
Above step（One）The method of described cultivation mother plant for cutting be by maternal plant cultivating container by spacing in the rows × line-spacing be 25～
It is on the non-woven fabrics of 0.1～0.2cm that 30cm × 30～40cm is placed in thickness.
Above step（Four）Described coppice shoot is long 10～15 cm, diameter 3～5 mm robust growth, no disease pest on elite stand
Do harm to, carry terminal bud and 1～2 lateral bud, neither too hard, nor too soft major branch branch.
The present invention has the advantage that and good effect is as follows：
1. the present invention makees cuttage maternal plant from choiceness south of the River keteleeria fortunei nursery stock, can keep the merit of select tree completely,
The cuttage seeding cultivated is choiceness seedling, and seedling cost is well below tissue cultures, can be used as choiceness nursery stock
The main method for culturing seedlings of popularization and afforestation.
2nd, the present invention use container plant maternal plant, place mat non-woven fabrics under container, can effective control maternal plant branch growth potential,
The branch turning out high-quality makees cuttings, effectively improves cuttage survival rate.
3rd, the present invention utilizes south of the River keteleeria fortunei softwood cutting propagation nursery stock, breaches the difficult skill of south of the River keteleeria fortunei cuttage seedling rooting
Art bottleneck, compared with sowing nursery stock, after planting, primary growth speed substantially increases, and increment is big, and strong adaptability obtains and compares
Preferably south of the River keteleeria fortunei nursery stock.
4th, the present invention has the characteristics that simple, efficient and cheap, reproduction speed are fast, holding excellent strain that can be good
Feature, may be directly applied to actual production, there are good economic benefit, social benefit and ecological benefits.
Specific embodiment
With reference to specific embodiment, the invention will be further described.
Embodiment 1：
Choiceness south of the River keteleeria fortunei seedling growth is trained in the maternal plant of a diameter of 15 cm equipped with maternal plant matrix, a height of 15 cm
Educate and in device, cultivate mother plant for cutting, it is 0.1～0.2 that maternal plant cultivating container is placed in thickness by spacing in the rows × line-spacing for 30cm × 40cm
On the non-woven fabrics of cm.Described its component of maternal plant matrix and parts by weight are：7 parts of yellow soil, 2 parts of wooden chaff becoming thoroughly decomposed, become thoroughly decomposed
1 part of flat mushroom slag.Ground diameter is reached with the maternal plant of 0.5～1.0cm, blocks trunk at base portion 5～10cm, and topdress according to a conventional method
Promote rudiment with spraying hormone.
Selection is leeward on the sunny side, outdoor cutting bed, cutting bed length and a width of 10 m × 1 m, cuttage are built in the place of good water permeability
Bed is rebasing with stone.Using the fresh yellow soil that sieves as cutting medium, cutting medium is loaded the nutrient bag of 8cm × 12cm
In, closely it is placed in cutting bed；The potassium permanganate that cuttage is 0.3% with volumetric concentration in first 1 day is to matrix disinfection.
Cutting time is March, gathers length 10～12 cm, diameter 3～4 mm robust growth, the no disease pest that maternal plant gives birth to then before cuttage
Evil, with terminal bud and 1～2 lateral bud, the south of the River keteleeria fortunei major branch that neither too hard, nor too soft, blade is verticillate as cuttage cuttings, life can be improved
Root rate.The fringe bar collecting is cut into 8～10 cm length, lower end angle, bud, flat mouth are close in upper end, remove cuttings lower end 1/3～
Blade at 1/2；Cuttings is neatly discharged, is soaked with volumetric concentration 0.5 % carbendazim, sterilize 15 min, taking-up clear water rushes
Wash, cm insertion in cuttings lower end 3～5 prepared according to a conventional method quickly dipped 30 s in the ABT1 root-inducing powder slurries of 1000 ppm,
Carry out cuttage immediately after taking-up.
Before cuttage, cutting medium is uniformly watered, make substrate water content reach 60～70 %；Will be through hormone-treated cuttings
It is inserted in the nutrient bag getting out cutting medium, every bag of cuttings, upward, cuttage depth is 3～4 cm to cuttings face of blade,
Then the cutting medium around cuttings is compacted, pours 1 rooting agent solution that is permeable and rinsing residual on blade immediately, make matrix
Moisture content reaches 100 %, so that cuttings is combined closely with cutting medium simultaneously.
Plug the simple shed of thin bamboo strips used for weaving built in seedbed both sides, cover overlay, then add a cover one layer of 60 % shade net, if
Nursery is provided with overhead cool canopy in itself, then without adding a cover shade net, uniformly cover compression molding material film edge with soil under seedbed, prevent seedbed
Water loss.Sprayed once sterilizing every 7 days with 1000 times of liquid of carbendazim after cuttage, prevent from growing miscellaneous bacteria, spray and select
The sun is carried out after setting, and before spray, half an hour stops spraying water to morning sunrise, after spray, overlay film is arranged, continues
Tight envelope state is held in continuation of insurance.After cuttage after cuttage rooting is stable, remove overlay and remove, keep 60～70 % to shelter from heat or light, prevent
Only be exposed to the sun, then routinely water and fertilizer management mode until go out garden, frequency of watering to ensure the moisture content of matrix in 80 more than % is
Principle, according to fine day, the actual conditions at cloudy day adjustment irrigation times and intensity, obtains high-quality south of the River keteleeria fortunei nursery stock.
Embodiment 2：
Choiceness south of the River keteleeria fortunei seedling growth is trained in the maternal plant of a diameter of 15 cm equipped with maternal plant matrix, a height of 20 cm
Educate and in device, cultivate mother plant for cutting, it is 0.1～0.2 that maternal plant cultivating container is placed in thickness by spacing in the rows × line-spacing for 25cm × 35cm
On the non-woven fabrics of cm.Described its component of maternal plant matrix and parts by weight are：7 parts of yellow soil, 2 parts of coconut palm chaff becoming thoroughly decomposed, become thoroughly decomposed
1 part of flat mushroom slag.Ground diameter is reached with the maternal plant of 0.5～0.8cm, blocks trunk at base portion 5～8cm, and topdress according to a conventional method
Promote rudiment with spraying hormone.
Selection is leeward on the sunny side, outdoor cutting bed, cutting bed length and a width of 10 m × 1.2 m, skewer are built in the place of good water permeability
Slotting machine is rebasing with stone.Using the fresh yellow soil that sieves as cutting medium, cutting medium is loaded the nutrient bag of 8cm × 12cm
In, closely it is placed in cutting bed；The potassium permanganate that cuttage is 0.3% with volumetric concentration in first 1 day is to matrix disinfection.
Cutting time is May, gathers length 10～12 cm, diameter 3～4 mm robust growth, the no disease pest that maternal plant gives birth to then before cuttage
Do harm to, carry terminal bud and 1～2 lateral bud, neither too hard, nor too soft major branch branch as cuttage cuttings.The fringe bar collecting is cut into 8～
10 cm length, lower end angle, bud, flat mouth are close in upper end, remove the blade at cuttings lower end 1/3～1/2；Cuttings is neatly discharged,
Soaked with volumetric concentration 0.5 % carbendazim, sterilize 15 min, taking-up is rinsed with clear water, by cuttings lower end 3～4 cm insertion by often
Quickly dipped 30 s in the ABT1 root-inducing powder slurries of rule method preparation 1000 ppm, carry out cuttage immediately after taking-up.
Before cuttage, cutting medium is uniformly watered, make substrate water content reach 60～70 %；Will be through hormone-treated cuttings
It is inserted in the nutrient bag getting out cutting medium, every bag of cuttings, upward, cuttage depth is 3～4 cm to cuttings face of blade,
Then the cutting medium around cuttings is compacted, pours 1 rooting agent solution that is permeable and rinsing residual on blade immediately, make matrix
Moisture content reaches 100 %, so that cuttings is combined closely with cutting medium simultaneously.
Plug the simple shed of thin bamboo strips used for weaving built in seedbed both sides, cover overlay, then add a cover one layer of 60 % shade net, if
Nursery is provided with overhead cool canopy in itself, then without adding a cover shade net, uniformly cover compression molding material film edge with soil under seedbed, prevent seedbed
Water loss.Sprayed once sterilizing every 7 days with 1000 times of liquid of carbendazim after cuttage, prevent from growing miscellaneous bacteria, spray and select
The sun is carried out after setting, and before spray, half an hour stops spraying water to morning sunrise, after spray, overlay film is arranged, continues
Tight envelope state is held in continuation of insurance.After cuttage after cuttage rooting is stable, remove overlay and remove, keep 60～70 % to shelter from heat or light, prevent
Only be exposed to the sun, then routinely water and fertilizer management mode until go out garden, frequency of watering to ensure the moisture content of matrix in 80 more than % is
Principle, according to fine day, the actual conditions at cloudy day adjustment irrigation times and intensity, obtains high-quality south of the River keteleeria fortunei nursery stock.
Embodiment 3：
Choiceness south of the River keteleeria fortunei seedling growth is trained in the maternal plant of a diameter of 20 cm equipped with maternal plant matrix, a height of 15 cm
Educate and in device, cultivate mother plant for cutting, it is 0.1～0.2 that maternal plant cultivating container is placed in thickness by spacing in the rows × line-spacing for 30cm × 30cm
On the non-woven fabrics of cm.Described its component of maternal plant matrix and parts by weight are：7 parts of forest top soil, 2 parts of wood becoming thoroughly decomposed, become thoroughly decomposed
1 part of flat mushroom slag.Ground diameter is reached with the maternal plant of 0.8～1.0cm, blocks trunk at base portion 8～10cm, and topdress according to a conventional method
Promote rudiment with spraying hormone.
Selection is leeward on the sunny side, outdoor cutting bed, cutting bed length and a width of 20 m × 1 m, cuttage are built in the place of good water permeability
Bed is rebasing with rough sand.Using the fresh yellow soil that sieves as cutting medium, cutting medium is loaded the nutrient bag of 8cm × 12cm
In, closely it is placed in cutting bed；The potassium permanganate that cuttage is 0.3% with volumetric concentration in first 1 day is to matrix disinfection.
Cutting time is August part, gathers length 12～15 cm, diameter 4～5 mm robust growth, the no disease pest of maternal plant life in 1 year before cuttage
Do harm to, carry terminal bud and 1～2 lateral bud, neither too hard, nor too soft major branch branch as cuttage cuttings.The fringe bar collecting is cut into 8～
10 cm length, lower end angle, bud, flat mouth are close in upper end, remove the blade at cuttings lower end 1/3～1/2；Cuttings is neatly discharged,
Soaked with volumetric concentration 0.5 % carbendazim, sterilize 20 min, taking-up is rinsed with clear water, by cuttings lower end 4～5 cm insertion by often
Quickly dipped 30 s in the ABT1 root-inducing powder slurries of rule method preparation 1000 ppm, carry out cuttage immediately after taking-up.
Before cuttage, cutting medium is uniformly watered, make substrate water content reach 60～70 %；Will be through hormone-treated cuttings
It is inserted in the nutrient bag getting out cutting medium, every bag of cuttings, upward, cuttage depth is 4～5 cm to cuttings face of blade,
Then the cutting medium around cuttings is compacted, pours 1 rooting agent solution that is permeable and rinsing residual on blade immediately, make matrix
Moisture content reaches 100 %, so that cuttings is combined closely with cutting medium simultaneously.
Plug the simple shed of thin bamboo strips used for weaving built in seedbed both sides, cover overlay, then add a cover one layer of 60 % shade net, if
Nursery is provided with overhead cool canopy in itself, then without adding a cover shade net, uniformly cover compression molding material film edge with soil under seedbed, prevent seedbed
Water loss.Sprayed once sterilizing every 7 days with 1000 times of liquid of carbendazim after cuttage, prevent from growing miscellaneous bacteria, spray and select
The sun is carried out after setting, and before spray, half an hour stops spraying water to morning sunrise, after spray, overlay film is arranged, continues
Tight envelope state is held in continuation of insurance.After cuttage after cuttage rooting is stable, remove overlay and remove, keep 60～70 % to shelter from heat or light, prevent
Only be exposed to the sun, then routinely water and fertilizer management mode until go out garden, frequency of watering to ensure the moisture content of matrix in 80 more than % is
Principle, according to fine day, the actual conditions at cloudy day adjustment irrigation times and intensity, obtains high-quality south of the River keteleeria fortunei nursery stock.
Embodiment 4：
Choiceness south of the River keteleeria fortunei seedling growth is trained in the maternal plant of a diameter of 20 cm equipped with maternal plant matrix, a height of 20 cm
Educate and in device, cultivate mother plant for cutting, it is 0.1～0.2 that maternal plant cultivating container is placed in thickness by spacing in the rows × line-spacing for 30cm × 40cm
On the non-woven fabrics of cm.Described its component of maternal plant matrix and parts by weight are：7 parts of forest top soil, 2 parts of the coconut palm chaff become thoroughly decomposed, become thoroughly decomposed
1 part of flat mushroom slag.Ground diameter is reached with the maternal plant of 0.5～1.0cm, blocks trunk at base portion 5～10cm, and chase after according to a conventional method
Fertilizer promotes rudiment with spraying hormone.
Selection is leeward on the sunny side, outdoor cutting bed, cutting bed length and a width of 20 m × 1.2 m, skewer are built in the place of good water permeability
Slotting machine is rebasing with rough sand.Using the fresh yellow soil that sieves as cutting medium, cutting medium is loaded the nutrient bag of 8cm × 12cm
In, closely it is placed in cutting bed；The potassium permanganate that cuttage is 0.3% with volumetric concentration in first 1 day is to matrix disinfection.
Cutting time is November, gathers length 10～15 cm, diameter 3～5 mm robust growth, the no disease pest of maternal plant life in 1 year before cuttage
Do harm to, carry terminal bud and 1～2 lateral bud, neither too hard, nor too soft major branch branch as cuttage cuttings.The fringe bar collecting is cut into 8～
10 cm length, lower end angle, bud, flat mouth are close in upper end, remove the blade at cuttings lower end 1/3～1/2；Cuttings is neatly discharged,
Soaked with volumetric concentration 0.5 % carbendazim, sterilize 20 min, taking-up is rinsed with clear water, by cuttings lower end 3～5 cm insertion by often
Quickly dipped 30 s in the ABT1 root-inducing powder slurries of rule method preparation 1000 ppm, carry out cuttage immediately after taking-up.
Before cuttage, cutting medium is uniformly watered, make substrate water content reach 60～70 %；Will be through hormone-treated cuttings
It is inserted in the nutrient bag getting out cutting medium, every bag of cuttings, upward, cuttage depth is 3～5 cm to cuttings face of blade,
Then the cutting medium around cuttings is compacted, pours 1 rooting agent solution that is permeable and rinsing residual on blade immediately, make matrix
Moisture content reaches 100 %, so that cuttings is combined closely with cutting medium simultaneously.
Plug the simple shed of thin bamboo strips used for weaving built in seedbed both sides, cover overlay, then add a cover one layer of 60 % shade net, if
Nursery is provided with overhead cool canopy in itself, then without adding a cover shade net, uniformly cover compression molding material film edge with soil under seedbed, prevent seedbed
Water loss.Sprayed once sterilizing every 7 days with 1000 times of liquid of carbendazim after cuttage, prevent from growing miscellaneous bacteria, spray and select
The sun is carried out after setting, and before spray, half an hour stops spraying water to morning sunrise, after spray, overlay film is arranged, continues
Tight envelope state is held in continuation of insurance.After cuttage after cuttage rooting is stable, remove overlay and remove, keep 60～70 % to shelter from heat or light, prevent
Only be exposed to the sun, then routinely water and fertilizer management mode until go out garden, frequency of watering to ensure the moisture content of matrix in 80 more than % is
Principle, according to fine day, the actual conditions at cloudy day adjustment irrigation times and intensity, obtains high-quality south of the River keteleeria fortunei nursery stock.
Claims (5)
1. the method for culturing seedlings of a kind of south of the River keteleeria fortunei epicormic branch cuttage, cultivates including maternal plant, cutting strunk rush is sprouted, cutting bed prepares, cuttings is adopted
Manage operation after collection and process, cuttage and cuttage, promote to sprout operation cultivation mother plant for cutting by cultivation of container seedling method and cutting strunk, obtain
Mother plant for cutting, collection maternal plant is raw then or the coppice shoot of life in 1 year is as cuttage cuttings, and cuttage is in getting ready equipped with cutting medium
Cutting bed, obtains south of the River keteleeria fortunei cuttage seeding finally by management after cuttage；It is characterized in that：
（One）Maternal plant is cultivated：Choiceness seedling growth is cultivated in the maternal plant cultivating container equipped with maternal plant matrix and adopts fringe mother
Strain；
（Two）Cutting strunk promotees to sprout：It is the maternal plant that ground diameter is reached with 0.5～1.0cm, at base portion 5～10cm, block trunk, and by often
Rule method is topdressed and is sprayed hormone and promotes rudiment；
（Three）Cutting bed prepares：
（1）Cutting bed：Selection is leeward on the sunny side, outdoor cutting bed, cutting bed length and a width of 10～20 m are built in the place of good water permeability
× 1～1.2 m, cutting bed is rebasing with stone or rough sand；
（2）Cutting medium：Using the fresh yellow soil that sieves as cutting medium, cutting medium is loaded the nutrition of 8cm × 12cm
In bag, closely it is placed in cutting bed；The potassium permanganate that cuttage is 0.3% with volumetric concentration in first 1 day carries out disinfection to matrix place
Reason；
（Four）Cuttings collection and process：
（1）Cuttings selects and collection：The coppice shoot selecting maternal plant life or life in 1 year then is as cuttage cuttings；Annual March is to November
All can arrange to adopt fringe, with adopting with inserting, optimal cutting time is annual 3～May；
（2）Prune cuttings：Fringe bar is cut into 8～10 cm length, lower end angle, bud, flat mouth are close in upper end, removes cuttings lower end 1/3
Blade at～1/2；
（3）Disinfect：Cuttings is neatly discharged, is soaked with volumetric concentration 0.5 % carbendazim, sterilize 15～20 min, takes out
Rinsed stand-by with clear water；
（4）HORMONE TREATMENT：Cm insertion in cuttings lower end 3～5 is prepared according to a conventional method No. ABT1 slurry of taking root of 1000 ppm
Quickly dipped 30 s in liquid, carry out cuttage immediately after taking-up；
（Five）Cuttage：
（1）Matrix is watered：Before cuttage, cutting medium is uniformly watered, make substrate water content reach 60～70 %；
（2）Cuttage：To be inserted in the nutrient bag getting out cutting medium through hormone-treated cuttings, every bag of cuttings, cuttings
Upward, cuttage depth is 3～5 cm to face of blade, is then compacted the cutting medium around cuttings, pours 1 permeable and punching immediately
Wash the rooting agent solution of residual on blade, make substrate water content reach 100 %, so that cuttings is combined closely with cutting medium simultaneously；
（Six）Manage after cuttage：
（1）Build shade：Plug the simple shed of thin bamboo strips used for weaving built in seedbed both sides, cover overlay, then add a cover one layer 60
% shade net, if nursery is provided with overhead cool canopy in itself, without adding a cover shade net, uniformly covers compression molding material film side with soil under seedbed
Edge, prevents the water loss in seedbed；
（2）Disease control：Spray once sterilizing every 7 days with 1000 times of liquid of carbendazim after cuttage, prevent from growing miscellaneous bacteria, spray choosing
Select and carry out after the dusk, before spray, half an hour stops spraying water to morning sunrise, after spray, overlay film is arranged, continues
Keep tight and seal state；
（3）Manage after taking root：After cuttage after cuttage rooting is stable, remove overlay and remove, keep 60～70 % to shelter from heat or light,
Prevent from being exposed to the sun, then routinely water and fertilizer management mode until go out garden, frequency of watering is to ensure the moisture content of matrix in 80 more than %
For principle, according to fine day, the actual conditions at cloudy day adjustment irrigation times and intensity, obtain high-quality south of the River keteleeria fortunei nursery stock.
2. a kind of south of the River according to claim 1 keteleeria fortunei epicormic branch cuttage method for culturing seedlings it is characterised in that：Step（One）Institute
Its component of maternal plant matrix stated and parts by weight are：Yellow soil or 7 parts of forest top soil, the wooden chaff becoming thoroughly decomposed or 2 parts of coconut palm chaff, become thoroughly decomposed
1 part of flat mushroom slag.
3. a kind of south of the River according to claim 1 keteleeria fortunei epicormic branch cuttage method for culturing seedlings it is characterised in that：Step（One）Institute
The maternal plant cultivating container stated is a diameter of 15～20 cm, the container of a height of 15～20 cm.
4. a kind of south of the River according to claim 1 keteleeria fortunei epicormic branch cuttage method for culturing seedlings it is characterised in that：Step（One）Institute
The method of the cultivation mother plant for cutting stated is that for 30～40cm × 30～40cm, maternal plant cultivating container is placed in thickness by spacing in the rows × line-spacing
Spend on the non-woven fabrics of 0.1～0.2cm.
5. a kind of south of the River according to claim 1 keteleeria fortunei epicormic branch cuttage method for culturing seedlings it is characterised in that：Step（Four）Institute
The coppice shoot stated is long 10～15 cm on elite stand, diameter 3～5 mm robust growth, no disease and pests harm, carries terminal bud or 1～2 side
Bud, neither too hard, nor too soft major branch branch.
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