CN108093904A - A kind of method using red beech perennial branch cutting propagation - Google Patents
A kind of method using red beech perennial branch cutting propagation Download PDFInfo
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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
Abstract
The invention discloses a kind of methods using red beech perennial branch cutting propagation, it is by using the life in 10~20 years of red beech 2~triennial of tree branch, 2 plant growth regulators different quality concentration proportioning mixed liquors and 2 kinds of thimerosal processing scion greatly, it induces red beech cuttage rooting and improves the mating system of rooting percent, it efficiently solves and sets the technical issues of perennial branch cutting propagation rooting rate is low using red beech are big, realize the purpose that red beech are quickly bred.Red beech largely high-quality cuttage seeding is provided using the method for the present invention short time interior energy, reaches the standard of crop field scale breeding, can meet the needs of country is to red beech high quality seedling.
Description
Technical field
The present invention relates to seedling-wood breeding technical field more particularly to a kind of sides using red beech perennial branch cutting propagation
Method.
Background technology
Red beech (ZelkovaschneiderianaHand-Mazz.) are also referred to as zelkova schneideriana, blood beech etc., are Ulmaceae
(Ulmaceae) Zelkova (Zelkova) deciduous tree seeds, in recent years due to socio-economic development, people are to the mistake of red beech resource
The influences such as degree utilization and natural calamity, make the existence of the seeds be subject to serious destruction, germ plasm resource is drastically reduced, and is
One of endangered plants belong to Chinese Second Class Key Protected Plant (State Council's August in 1999 is ratified on the 4th).The tree-like grace of the seeds, autumn leaf
The discoloration phase is early, and leaf color Seasonal dynamics change enriches, is important Landscape ornamental tree species, has been widely used for Garden disposition, cities and towns
Greening etc.；Red beech material is excellent, is known as the title of Jiangnan redwood, is widely used in top-grade furniture manufacture.Red beech China be distributed compared with
Extensively, it is distributed mainly on Basin of Huaihe River, the In Middle And Lower Reaches of Changjiang River on the south the Qinling Mountains, group's intraindividual variation enriches, and red beech hereditary variation reaches
More than 80%, provide abundant genetic stocks for red beech new germ plasm selection and breeding.
At present, red beech breeding research focuses mostly in sowing, cuttage, grafting, tissue culture etc..In red beech choiceness profit
With in the process, cuttage and seedling culture is one of technical measures quickly bred.Have one to the research of red beech cuttage at present
(the patent No.s such as a little reports, Shi Lei：201610461706.7), cutting length is in 10cm, and rugosity is 1.2~1.4cm, stiff wood and tender
Stem cutting fringe, uses 200mgL respectively-1No. ABT1 (GGR) root-inducing powder impregnate 4h, stiff wood and spray cuttings respectively with frog stone with it is precious
Pearl rock 1：1 is mixed into matrix cuttage, and rooting rate is respectively up to 63.7% and 73.5%.(the patent No.s such as Cheng Zhijun：
201610701576.X), the current-year branch of 3 years raw zelkova schneiderianas is chosen, length 1.2cm as fringe bar, is taken root with No. ABT1
Powder solution, concentration 200mgL-1~300mgL-1, soaking time 5h, soaking depth 2cm can greatly improve zelkova schneideriana
Rooting rate.(the patent No.s such as Huang Lihua：201310368972.1) the healthy and strong semi-lignifieds raw then of thick more than the 0.3cm in footpath, are chosen
Spray uses 25mgL as fringe bar-1Root-inducing powder+50mgL-1It is taken out after indolebutyric acid aqueous solution soaking 12h and carries out crop field skewer
It inserts, cuttage survival rate can reach more than 86.0%.Yu Shijun etc. (2011) by the use of 1~2 year breeder mother tree current-year branch of the age of tree as
Cuttings, cutting experiment is best, and cuttings is 1000mgL with concentration-1~2000mgL-1Indolebutyric acid or methyl α-naphthyl acetate are taken root
Amidin dip in soon after in volume ratio 1：Cutting experiment is best in 1 perlite frog ground mass matter, and rooting rate is up to 84.2%.Guo Cheng
Journey etc. (2011) age of tree raw branch cuttage in 2~March in 1~2 year of 25~30 years, find the 1.2cm more thans cuttage of cutting rugosity into
Living preferable, cutting is 200mgL with concentration-1ABT1 root-inducing powders impregnate 4.5 it is small when, then cuttage is to the treasure of 30~40cm thickness
In pearl batholith matter, cuttage survival rate reaches as high as 75.6%.It is wooden that Zhang Chuntao etc. (2011) gives birth to half with different age of tree elite stands then
Change cutting and carry out Cutting test, it is found that cutting cuttage root-taking survival rate increases with the elite stand age and declined, treelet branch is most suitable for
Cuttage, with volume ratio (3：1) perlite peat soil matrix cutting experiment is best, is 3.0gL with concentration-1Indolebutyric acid and
Concentration is 3.0gL-1Methyl α-naphthyl acetate mixed processing effect it is best, rooting rate 58.7%.Pei Youcai (2011) was with 30~50 years
1~2 year raw branch of breeder mother tree carries out Cutting test, it is found that early spring hard cuttage is better than summer epicormic branch cuttage effect, coarse with footpath
It takes root in the branch of more than 0.8cm and survives effect and be preferred, use 500mgL-1No. ABT1 processing 12 it is small when effect it is best, survive
Rate can reach 90.9%.
In the domestic research report in relation to red beech cutting propagation, more branch raw by the use of 1~2 year can use as cuttings
Cuttings amount is less.Through retrieval, using the method for culturing seedlings of perennial branch cutting propagation of the big tree of red beech, there is not been reported.
The content of the invention
In view of the deficiencies of the prior art, the problem to be solved in the present invention is to provide a kind of numerous using red beech perennial branch cuttage
The method for culturing seedlings grown.
Method of the present invention using red beech perennial branch cutting propagation is in 3 months annual early December to next years
Period in ten days looks for the big tree of red beech healthy and strong, the age of tree is 10~20 years, and the branch that rugosity is 1.1~1.5cm is selected to be used as and is inserted
Fringe；It is built after the processing to cuttings and builds slotting machine and carry out cuttage in late March~early April；After the completion of cuttage, sprinkling
500mg·L-1~800mgL-1Carbendazim solution carries out cuttings sterilizing, sprays weekly 1 time, is continuously sprayed 3~4 times again later；Soil
Earth water content is defined to 50~60%, and 40~60d is taken root after inserting；It treats 15~20cm of new-tip length, is sprayed every 10~15d
Apply 1000mgL-1Urea and 1000mgL-1Potassium dihydrogen phosphate mixed liquor carries out foliage spray, continuous sprinkling 2 months；Then
The plant that will take root is transplanted to soil ball in the plastic tub equipped with nursery loam, is positioned over 60%~70% shading screen temperature of obscurity
Interior, periodically watering keep plastic tub medium loam moistening, after cultivating 20~25d, transplant to crop field；Or in 3 months of second year
Ten days, directly transplanting to crop field；
It is characterized in that：
Prepared by the red beech branch of 2~triennial that the cuttings selects rugosity is 1.1~1.5cm, pruning method is：It cuts off
Tiny branch, and its average length is made to be 14cm~20cm；By straight snips at top 1cm~1.5cm of the branch upper end away from Section 1,
It will tiltedly be cut at lower section 0.5cm~1cm of the branch lower end away from section；
The processing method of the cuttings is：Cuttings base portion 3cm~4cm after trimming is soaked in the root-growing agent after improvement
In, processing time 1h~2h；Again cuttings base portion 7cm~8cm, processing are impregnated with the alcoholic solution that volume by volume concentration is 4%~6%
Time 1.5h~2h；Again with mass volume ratio concentration be 0.2%~0.5% potassium permanganate solution disposed of in its entirety cuttings 1h~
1.5h；Wherein, the root-growing agent after the improvement is using mass ratio as 10:1 indolebutyric acid (IBA):α-naphthylacetic acid (NAA) is prepared,
Its concentration is 50mgL-1~100mgL-1；
The method of the cuttage is：Cuttings is inserted into slotting machines with 45 °~60 ° overturning angles, and cuttage depth is can see cuttings most
1~2 bud of upper end is limited, and the seeding row spacing of cuttage is 10cm × 20cm, is poured water after inserting, while builds plastic canopy, and height 1.3~
1.5m keeps soil, with the humid air, removes shed after 2 months；Wherein, the slotting machine selects deep fertile sandy loam, ploughs deeply
Soil, it is thin it is whole rake after, build up the slotting machine of wide 1.0~1.2m, fill permeable within 1~2 day before cuttage；
The ingredient of the nursery loam using volume basis as：Sandy loam:Perlite:Turfy soil=5:2:3.
In the above-mentioned method using red beech perennial branch cutting propagation, preferred embodiment is：The cuttings selects are red
Prepared by beech big tree 2 years raw branches that the age of tree is life in 10 years, rugosity is 1.2cm, pruning method is：Tiny branch is cut off, and is made
Its average length is 14cm~16cm；By straight snips at top 1.5cm of the branch upper end away from Section 1, by branch lower end away under section
It is tiltedly cut at square 0.5cm.
In the above-mentioned method using red beech perennial branch cutting propagation, preferred embodiment is：The processing of the cuttings
Method is：Cuttings base portion 3cm after trimming is soaked in the root-growing agent after improvement, processing time 1h；Volume by volume concentration is used again
Cuttings base portion 8cm, processing time 1.5h are impregnated for 4% alcoholic solution；Again with the permanganic acid that mass volume ratio concentration is 0.2%
Aqueous solutions of potassium disposed of in its entirety cuttings 1h；Wherein, the root-growing agent after the improvement is using mass ratio as 10:1 indolebutyric acid (IBA):
α-naphthylacetic acid (NAA) is prepared, concentration 50mgL-1；
In the above-mentioned method using red beech perennial branch cutting propagation, preferred embodiment is：The method of the cuttage
It is：Cuttings tilts insertion slotting machine with 45° angle, and can see cuttings, topmost 2 buds are limited cuttage depth, and the seeding row spacing of cuttage is
10cm × 20cm pours water after inserting, while builds plastic canopy, height 1.5m.
In the above-mentioned method using red beech perennial branch cutting propagation, preferred embodiment is：After the completion of cuttage, sprinkling
Carbendazim solution concentration is 500mgL-1, it sprays 1 time again weekly later, it is continuous to spray 3 times；Soil moisture content is defined to 60%；It treats
New slightly length 20cm, 1000mgL is sprayed every 15d-1Urea and 1000mgL-1Potassium dihydrogen phosphate mixed liquor, continuously sprays 2
A month, cutting plantation was up to 91.6%, height of seedling 150cm then.
In the above-mentioned method using red beech perennial branch cutting propagation, preferred embodiment is：To take root plant band
Soil ball is transplanted in the plastic tub equipped with nursery loam, is positioned in 70% shading screen greenhouse of obscurity, and periodically watering keeps modeling
Feed basin medium loam moistens, and the shoot survival percent more than 90% of taking root of transplanting after being cultivated for 20d, is transplanted to crop field；Or second
The mid-March in year, directly transplanting to crop field.
The present invention is to utilize the big tree of 10~20 years red beech of life, 1.1~1.5cm of cutting rugosity, the 2~3 of 14~20cm of length
Year, raw branch was connect as cuttings using 2 plant growth regulators different quality concentration proportioning mixed liquors and 2 kinds of thimerosals processing
Fringe induces red beech cuttage rooting and improves the mating system of rooting percent, convenient and efficient, and fringe bar source is sufficient, can fill
Divide using elite stand resource, rooting rate meets the technology requirement of crop field scale cuttage and seedling culture, for crop field scale from now on up to 91.6%
Change cuttage and seedling culture and provide technical support.
Method provided by the present invention using red beech perennial branch cutting propagation efficiently solves more using the big tree of red beech
The technical issues of Nian Shengzhi cutting propagation rooting rates are low realizes the purpose that red beech are quickly bred.Using the method for the present invention in short-term
Between interior energy a large amount of high-quality cuttage seedings are provided, can meet the needs of country is to red beech high quality seedling.
Description of the drawings
The red beech cuttings processing pictures of Fig. 1.
The red beech cutting survival seedling pictures of Fig. 2.
The red beech crop field cuttage shed pictures of Fig. 3.
The red beech cuttage seeding potting pictures of Fig. 4.
The red beech cuttage seedling rooting pictures of Fig. 5.
Specific embodiment
With reference to case study on implementation, the invention will be further described：
Embodiment 1
(1) cuttings is chosen：Period, the red big tree age of tree of beech was life in 10 years in annual mid-March；Cuttings rugosity is 1.2cm
2 years raw branches；It is 14cm to trim branch average length；It is described trimming branch method be：By branch upper end away from the upper of Section 1
Straight snips at square 1.5cm will tiltedly be cut at lower section 0.5cm of the branch lower end away from section；Cutting time is late March.
(2) root-growing agent is prepared：Using 2 kinds of hormone α-naphthylacetic acids (NAA) and indolebutyric acid (IBA), being configured to mass ratio is
IBA：NAA=10:1 mixed solution, concentration 50mgL-1。
(3) cuttings is handled：Using step (2) prepared solution, cuttings base portion 3cm, processing time 1h are impregnated, then uses wine
After solution treatment cuttings the base portion 8cm, processing time 1.5h of essence 4%, then the aqueous solution processing cuttings with potassium permanganate 0.2%
1h。
(4) slotting machine preparation and cuttage：Slotting machine selects deep fertile sandy loam, soil deeptillage, it is thin it is whole rake after, build up width
The slotting machine of 1.0m, before cuttage 1 day fill it is permeable, cuttings with 45° angle tilt be inserted into, cuttage depth with can see cuttings topmost 2 buds
It is limited, the seeding row spacing of cuttage is 10cm × 20cm, builds plastic canopy height 1.5m, removes shed after 2 months.
(5) managed after inserting：After the completion of cuttage, sprinkling carbendazim solution concentration is 500mgL-1, it sprays 1 time again weekly later,
It is continuous to spray 3 times；Soil moisture content is defined to 60%；It treats new-tip length 20cm, 1000mgL is sprayed every 15d-1Urea and
1000mg·L-1Potassium dihydrogen phosphate mixed liquor, continuous sprinkling 2 months.Cutting plantation is up to 91.6%, height of seedling 150cm then.
(6) take root transplantation of seedlings：The plant that takes root that step (5) obtains is transplanted to the plastic tub equipped with nursery loam with soil ball
In, it is positioned in 70% shading screen greenhouse of obscurity, periodically watering keeps plastic tub medium loam moistening, and the rooted seedling of transplanting survives
Rate more than 90% after being cultivated for 20d, is transplanted to crop field；Or the mid-March in second year, directly transplanting to crop field.Wherein
The ingredient of the nursery loam using volume basis as：Sandy loam：Perlite:Turfy soil=5:2:3.
Embodiment 2
Annual period mid-March early December to next year, the big tree of red beech healthy and strong, the age of tree is 20 years is looked for, selection is thick
The branch for 1.5cm is spent as cuttings；It is built after the processing to cuttings and builds slotting machine and carry out skewer in late March~early April
It inserts；After the completion of cuttage, 800mgL is sprayed-1Carbendazim solution carries out cuttings sterilizing, sprays 1 time again weekly later, continuously sprays 4
It is secondary；Soil moisture content is defined to 60%, and 60d is taken root after inserting；It treats new-tip length 20cm, 1000mg is sprayed every 15d
L-1Urea and 1000mgL-1Potassium dihydrogen phosphate mixed liquor carries out foliage spray, continuous sprinkling 2 months；Then will take root plant
Strain is transplanted to soil ball in the plastic tub equipped with nursery loam, is positioned in 70% shading screen greenhouse of obscurity, and periodically watering is protected
Plastic tub medium loam moistening is held, after cultivating 25d, is transplanted to crop field；Or the mid-March in second year, directly transplanting to crop field；
Wherein：
Prepared by the red beech branch of triennial that the cuttings selects rugosity is 1.5cm, pruning method is：Tiny branch is cut off,
And its average length is made to be 20cm；By straight snips at top 1.5cm of the branch upper end away from Section 1, by lower section of the branch lower end away from section
It is tiltedly cut at 1cm；
The processing method of the cuttings is：Cuttings base portion 4cm after trimming is soaked in the root-growing agent after improvement, processing
Time 2h；Again cuttings base portion 8cm, processing time 2h are impregnated with the alcoholic solution that volume by volume concentration is 4%~6%；Quality is used again
Volume by volume concentration is 0.5% potassium permanganate solution disposed of in its entirety cuttings 1.5h；Wherein, the root-growing agent after the improvement is with matter
Amount is than being 10:1 indolebutyric acid (IBA):α-naphthylacetic acid (NAA) is prepared, concentration 100mgL-1；
The method of the cuttage is：Cuttings is inserted into slotting machines with 60 ° of overturning angles, and cuttage depth is can see cuttings topmost 2
Bud is limited, and the seeding row spacing of cuttage is 10cm × 20cm, is poured water after inserting, while builds plastic canopy, height 1.5m, holding soil,
It is with the humid air, remove shed after 2 months；Wherein, the slotting machine selects deep fertile sandy loam, and soil deeptillage is carefully whole to rake
Afterwards, the slotting machine of wide 1.2m is built up, fills permeable within 2 days before cuttage；
The ingredient of the nursery loam using volume basis as：Sandy loam:Perlite:Turfy soil=5:2:3.
Embodiment 3
Annual period mid-March early December to next year, the big tree of red beech healthy and strong, the age of tree is 15 years is looked for, selection is thick
The branch for 1.3cm is spent as cuttings；It is built after the processing to cuttings and builds slotting machine and carry out skewer in late March~early April
It inserts；After the completion of cuttage, 600mgL is sprayed-1Carbendazim solution carries out cuttings sterilizing, sprays 1 time again weekly later, continuously sprays 3
It is secondary；Soil moisture content is defined to 55%, and 50d is taken root after inserting；It treats new-tip length 18cm, 1000mg is sprayed every 13d
L-1Urea and 1000mgL-1Potassium dihydrogen phosphate mixed liquor carries out foliage spray, continuous sprinkling 2 months；Then will take root plant
Strain is transplanted to soil ball in the plastic tub equipped with nursery loam, is positioned in 65% shading screen greenhouse of obscurity, and periodically watering is protected
Plastic tub medium loam moistening is held, after cultivating 23d, is transplanted to crop field；Or the mid-March in second year, directly transplanting to crop field；
It is characterized in that：
Prepared by the red beech branch of lifes in 2.5 years that the cuttings selects rugosity is 1.3cm, pruning method is：Cut off tiny branch
Item, and its average length is made to be 18cm；By straight snips at top 1.2cm of the branch upper end away from Section 1, by branch lower end away under section
It is tiltedly cut at square 0.8cm；
The processing method of the cuttings is：Cuttings base portion 3.5cm after trimming is soaked in the root-growing agent after improvement, place
Manage time 1.5h；Again cuttings base portion 7.5cm, processing time 1.5h are impregnated with the alcoholic solution that volume by volume concentration is 5%；Matter is used again
Measure the potassium permanganate solution disposed of in its entirety cuttings 1h that volume by volume concentration is 0.3%；Wherein, the root-growing agent after the improvement is with matter
Amount is than being 10:1 indolebutyric acid (IBA):α-naphthylacetic acid (NAA) is prepared, concentration 70mgL-1；
The method of the cuttage is：Cuttings is inserted into slotting machines with 50 ° of overturning angles, and cuttage depth is can see cuttings topmost 2
Bud is limited, and the seeding row spacing of cuttage is 10cm × 20cm, is poured water after inserting, while builds plastic canopy, height 1.4m, holding soil,
It is with the humid air, remove shed after 2 months；Wherein, the slotting machine selects deep fertile sandy loam, and soil deeptillage is carefully whole to rake
Afterwards, the slotting machine of wide 1.0m is built up, fills permeable within 1 day before cuttage；
The ingredient of the nursery loam using volume basis as：Sandy loam:Perlite:Turfy soil=5:2:3.
Claims (4)
1. a kind of method using red beech perennial branch cutting propagation, be in period mid-March annual early December to next year,
The big tree of red beech healthy and strong, the age of tree is 10~20 years is looked for, it is the branch of 1.1~1.5cm as cuttings to select rugosity；By to inserting
It is built after the processing of fringe and builds slotting machine and carry out cuttage in late March~early April；After the completion of cuttage, 500mgL is sprayed-1~
800mg·L-1Carbendazim solution carries out cuttings sterilizing, sprays weekly 1 time, is continuously sprayed 3~4 times again later；Soil moisture content limits
For 50~60%, 40~60d is taken root after inserting；It treats 15~20cm of new-tip length, 1000mgL is sprayed every 10~15d-1
Urea and 1000mgL-1Potassium dihydrogen phosphate mixed liquor carries out foliage spray, continuous sprinkling 2 months；Then by the plant that taken root
It is transplanted to soil ball in the plastic tub equipped with nursery loam, is positioned in 60%~70% shading screen greenhouse of obscurity, periodically pours
Water keeps plastic tub medium loam moistening, after cultivating 20~25d, transplants to crop field；Or the mid-March in second year, directly transplant
To crop field；
It is characterized in that：
Prepared by the red beech branch of 2~triennial that the cuttings selects rugosity is 1.1~1.5cm, pruning method is：It cuts off tiny
Branch, and its average length is made to be 14cm~20cm；By straight snips at top 1cm~1.5cm of the branch upper end away from Section 1, by branch
It is tiltedly cut at lower section 0.5cm~1cm of the lower end away from section；
The processing method of the cuttings is：Cuttings base portion 3cm~4cm after trimming is soaked in the root-growing agent after improvement, place
Manage time 1h~2h；Again cuttings base portion 7cm~8cm, processing time are impregnated with the alcoholic solution that volume by volume concentration is 4%~6%
1.5h~2h；Again with mass volume ratio concentration be 0.2%~0.5% potassium permanganate solution disposed of in its entirety cuttings 1h~
1.5h；Wherein, the root-growing agent after the improvement is using mass ratio as 10:1 indolebutyric acid (IBA):α-naphthylacetic acid (NAA) is prepared,
Its concentration is 50mgL-1~100mgL-1；
The method of the cuttage is：Cuttings is inserted into slotting machines with 45 °~60 ° overturning angles, and cuttage depth is can see cuttings topmost 1
~2 buds are limited, and the seeding row spacing of cuttage is 10cm × 20cm, is poured water after inserting, while builds plastic canopy, and 1.3~1.5m of height is protected
Soil, with the humid air is held, removes shed after 2 months；Wherein, the deep fertile sandy loam of the slotting machine selection, soil deeptillage, carefully
It is whole rake after, build up the slotting machine of wide 1.0~1.2m, fill permeable within 1~2 day before cuttage；
The ingredient of the nursery loam using volume basis as：Sandy loam:Perlite:Turfy soil=5:2:3.
2. the method for red beech perennial branch cutting propagation is utilized as described in claim 1, which is characterized in that the cuttings selects are red
Prepared by beech big tree 2 years raw branches that the age of tree is life in 10 years, rugosity is 1.2cm, pruning method is：Tiny branch is cut off, and is made
Its average length is 14cm~16cm；By straight snips at top 1.5cm of the branch upper end away from Section 1, by branch lower end away under section
It is tiltedly cut at square 0.5cm.
3. the method for red beech perennial branch cutting propagation is utilized as described in claim 1, which is characterized in that the processing of the cuttings
Method is：Cuttings base portion 3cm after trimming is soaked in the root-growing agent after improvement, processing time 1h；Volume by volume concentration is used again
Cuttings base portion 8cm, processing time 1.5h are impregnated for 4% alcoholic solution；Again with the permanganic acid that mass volume ratio concentration is 0.2%
Aqueous solutions of potassium disposed of in its entirety cuttings 1h；Wherein, the root-growing agent after the improvement is using mass ratio as 10:1 indolebutyric acid (IBA):
α-naphthylacetic acid (NAA) is prepared, concentration 50mgL-1。
4. the method for red beech perennial branch cutting propagation is utilized as described in claim 1, which is characterized in that the method for the cuttage
It is：Cuttings tilts insertion slotting machine with 45° angle, and can see cuttings, topmost 2 buds are limited cuttage depth, and the seeding row spacing of cuttage is
10cm × 20cm pours water after inserting, while builds plastic canopy, height 1.5m.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110521414A (en) * | 2019-09-24 | 2019-12-03 | 苏州大学 | A kind of zelkova schneideriana electric seed bed heater hardwood cuttage method |
| CN114938741A (en) * | 2022-05-18 | 2022-08-26 | 金埔园林股份有限公司 | Efficient cutting method for 'Chongtian' beech |
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