CN104756743A - Gingko container cutting seedling method - Google Patents
Gingko container cutting seedling method Download PDFInfo
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- CN104756743A CN104756743A CN201510201482.1A CN201510201482A CN104756743A CN 104756743 A CN104756743 A CN 104756743A CN 201510201482 A CN201510201482 A CN 201510201482A CN 104756743 A CN104756743 A CN 104756743A
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Abstract
The invention discloses a gingko container cutting seedling method. The method comprises the following steps that firstly, a seedling container is selected; secondly, seedling matrix kinds are selected, disinfection is carried out, and the seedling matrix is the mixture of grass carbon, perlite and vermiculite; thirdly, a seedbed is established; fourthly, cutting seedling is carried out, hard branch cutting or twig cutting is selected, and cutting preparation, cutting slip shearing, cutting slip processing and cutting are included; fifthly, container seedlings are managed, and water management, light management, nutrient management, insect pest and weed prevention and matrix refill are included. By means of the method, the survival rate of the cutting seedling can be improved, the supply number of ginkgo seedlings is increased, the seedling cost is reduced, the gingko seedlings can be selectively cultivated in a directed mode according to the purpose of the seedlings, and a feasible scheme is provided for the application of a large number of the gingko seedlings in production.
Description
Technical field
The invention belongs to botanical seedling culturing method, be specially a kind of method of ginkgo branch container cutting plant culture.
Technical background
Ginkgo (
gingko bilobal.) belong to Ginkgoaceae Ginkgo, be the ancient few survivors seeds of China, be described as botanic " living fossil ".Widely distributed in China of ginkgo, integrate edible, medicinal, material with, keep healthy, afforest, view and admire.Folium Ginkgo contains the bioactivators such as flavonoids, is the preferred material of production for treating cardiovascular and cerebrovascular diseases medicament.Ginkgo dioecism, have pharmaceutical ingredient content significant difference in research display different plants blade, and the medicinal ingredients such as Leaves In Male Plant of Ginkgo Biloba flavonoids are apparently higher than female plant, the staminiferous plant seedling demand for the medicinal garden of ginkgo picking leaves is larger.Ginkgo tree-like grand, autumn, leaf coloured gold was yellow, was good view and street tree.
Usual ginkgo nursery adopts seeding and seedling raising, and distinguish difficulty in seedling stage and treelet phase sex, view ginkgo female plant, will start result in about 20 years planting.Landscape tree result not only can affect tree vigo(u)r growth, and kind after maturation is real naturally fall after also can pollute, corrode road surface, and distribute special stink, affect environment.Normally the planting of ginkgo often has " seemingly-dead " and " false live " phenomenon, and conventional cuttage technique is generally when selecting branch, and cuttings chooses not science, intercepts oversize or too short, has especially chosen matrix aspect, often more chaotic, and is manyly directly inserted on seedbed.Therefore supporting ginkgo container cutting propagation breeding and seedling technology is set up extremely important.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of simple to operate, practical asexual directional propagation seedling-cultivating method of ginkgo branch container cutting propagation.
Realizing technical scheme of the present invention is:
(1) selection of container for plant growth
The container etc. that material mesh bag container, brown paper etc. that conventional container for plant growth has plastic film container, duroplasts cup, biodegradable fiber material to make make, under the prerequisite ensureing Afforestation Effects, small dimension container (as plastic film container 9 cm × 14 cm) should be adopted as far as possible; If at arid season and the poor planting site of land occupation condition or at forest gap, then the container (as 12 cm × 16 cm) that specification is larger should be selected.This technology specially refers to that specification is the duroplasts cup of 12 cm × 14 cm.
(2) seedling medium kind and sterilization
Seedling medium: the mixture of the peat composed of rotten mosses, perlite, vermiculite, three is in the peat composed of rotten mosses: perlite: vermiculite ratio is carry out proportioning mixing at 3: 2: 2.
Sterilization: adopt 40% formalin solution to dilute 800 times and water and spill matrix, water content of substrate is 55% ~ 65%.Fully turn matrix even, with covered rearing with plastic film 4 d ~ 5 d, remove covering, airing to formalin solution evaporation, matrix odorlessness.
(3) seedbed
Seedbed requires: container nursery generally should be carried out in greenhouse or plastic tunnel, because facilitate control temperature and humidity like this, can create preferably growth conditions for nursery, promotes that nursery stock accelerates growth, shortens seedling raise period.
Seedbed is set up: remove ground, garden weeds, stone etc., level land, and selects brick or stone to build and builds seedbed, pavement.High 20 cm ~ 25 cm in seedbed, wide 1.0 cm ~ 1.2 m, length is advisable with 20 cm ~ 25 m.Wide 40 cm of pavement.The drain ditch that surrounding opens the degree of depth, width is respectively 40 cm and 30 cm, ground, garden, accomplish that interior water does not amass, outer water does not flood.
Matrix load: need matrix moistening before filling, with hand pinch agglomerating, spread out namely fall apart for degree, to reality be filled during matrix filing of containers, be advisable to fill flat vessel port.
Container is put: in seedbed, first evenly shakedown enters the thick fine sand of 5 cm, and be then emitted on seedbed with being neatly close to by the container installing matrix, good with earth culture around seedbed, between container, space fine earth tamps.
(4) ginkgo container cutting plant culture can adopt cuttage, also can adopt epicormic branch cuttage.
cuttage
Cutting prepares: in the time of the year when autumn changes into winter, select ginkgo treelet or great Shu middle and lower part 1 year raw branch, clip cuttings (clip is not on bud).
Cuttings is cut and is cut: the branch of collection, and be cut into the cuttings that long 10 cm ~ 15 cm are long, upper clip is 1 cm place above bud, lower clip is single horse ear shape, and from bottom bud 1 cm, clip wants level and smooth, cut that to cut the cutter of cuttings sharp, accomplish otch smoothly, not broken skin, not splitting, do not hinder bud.
Cuttings process: the branch of collection, by the cuttings of taper, middle part and base portion, the tip of a branch cuttings particularly with terminal bud will be tied respectively, and lower end is concordant, often ties 50 ~ 100.Branch lower end 2 cm is dipped 10 s in concentration is ABT-1, PRA, PRB root-inducing powder of 1000 mg/kg or naphthalene acid solution, or in the solution of 100 mg/kg, soak 30 min, then take out, erect in the clean river sand in cellar or in shed cold bed hotbed, use during standby cuttage.
Cutting time: carry out after early spring, soil thawed, soil does not freeze and can carry out at any time regional late fall to early spring.
Cottage method: first punch with sterile wooden stick, places cuttings in hole and by surrounding compacting, inserts dark about 2 cm.
epicormic branch cuttage
Cutting prepares: in the first tenday period of a month in July, and adopt the edible tender branch of raw semi-lignified then to make cuttings, be cut into the cuttings of two buds or three buds one joint, the survival rate of general epicormic branch cuttage is higher than cuttage.
Cuttings is cut and is cut the same cuttage of method
Cuttings process: with adopting with process with cuttage, the same cuttage of processing method.
Cutting time: summer, autumn sooner or later or the cloudy day carry out, cut off cuttings before inserting and to bury the branches and leaves of part.
Cottage method: same to cuttage.
(5) container seedling management
Water management: adopt full exposure automatic intermittent spraying after cuttage, regulates injection flow rate and water spraying time according to weather conditions, and general setting morning 7 to spray 30 s every 10 min ~ 15 min up to afternoon 18 time, and the cloudy day can reduce spray timings, rainy day stop-spraying.General slotting rear about 20 d can be taken root, and now young leaves launches gradually, and growing way is vigorous, illustrates that cuttage seeding is taken root.At this moment suitably can reduce water spray, start hardening, make it to strengthen the adaptive capacity of environment to external world.
The temperature in seedbed is too high, humidity is excessive, and cutting is easy to be sick rotten.Humidity is too low, and cutting can be dried up death.Therefore, when adjustable spraying, first to ensure that blade is moistening, does not wilt, the water content checking matrix will be paid special attention to simultaneously.The simplest method grabs a matrix with hand, and hold with a firm grip, webs do not drip, and hand unclamps rear matrix and do not scatter or slightly crack, shows that water content of substrate is suitable for; When holding with a firm grip, webs drip, and water content is too high, should control spraying; Matrix is scattered, and water content is too low, moisturizing of should spraying.
Illumination management: covered with sunshade net on slotting machine, obscurity about 30%, after taking root, progressively throws off covering, increases illumination, until throw off sunshade net completely.
Nutrient management: after rooting of cuttings, the urea with 0.1% and 0.2% potassium dihydrogen phosphate solution spray blade face, 1 month 1 ~ 2 time.Also can topdress in conjunction with watering, with the Plug seedling special fertilizer prepared, (nitrogen: phosphorus: potassium=2: 1: 1), the aqueous solution being made into 200 mg/kg ~ 400 mg/kg concentration is used.Topdress and should carry out between the lights, after topdressing, seedling blade face should be rinsed with clear water in time.
Disease pest and weed is prevented and treated: the main diseases and insect pests of ginkgo cuttage seeding has soil insect, food leaf class pest and stem rot etc.Every 3 d after cuttage, the bactericide such as the carbendazim of 800 times of liquid or thiophanate methyl are sprayed in rotation, and the insecticides such as spray in every 1 week 1 flolimat, dichlorvos, chlorophos, spray medicine generally should stop carrying out during spraying between the lights.
After cuttage seeding is taken root, suitably should reduce spray medicine number of times, can select to fill with root with the different sulphur phosphorus of 40% methyl 1000 times of liquid afternoon, kill cutworm effect and reach more than 90%, also doublely can control grub, wireworm, the 3000 times of liquid of the decis with 2.5% or 40% omethoate emulsifiable solution, 500 times of liquid control food leaf class pests, spray the copperas solution of a time 5% from June every 20 d, also can spray the bactericide such as carbendazim, bordeaux mixture, prevention stem rot.
The crop smothering of ginkgo cuttage seeding is prevented and kill off, and weeds of should rooting out when container matrix is moist, should water permeable in time after weeding.
Benefit fills out matrix: to find in container matrix sink or due to shower of watering cause matrix to be discontented with 3/4 of cavities time, matrix must be filled up in time, in case root system exposes or rotten of ponding, cause a disease.
Compared with prior art, its remarkable advantage is in the present invention:
1, the present invention is from the container for plant growth kind of ginkgo cuttage and seedling culture and selection, seedling medium, seedbed, branch are selected, container seedling manages etc. that improvement has been done in aspect, effectively improves the survival rate of cuttage and seedling culture, increases the supply of ginkgo seedling, reduce seedling cost;
2, the present invention uses the hard branch of ginkgo or spray as cutting, cuttings lower end 2 cm is dipped in the root-inducing powder or naphthalene acid solution of finite concentration proportioning, cuttage is in the container filling the peat composed of rotten mosses, perlite, vermiculite mixed-matrix, under the control of certain moisture and epidemic disaster, be split into callus by certain hour until take root form independent seedling;
3, the method is that the cottage propagation nursery of ginkgo provides technical support, can according to the purposes of cultivating seedling, directive breeding ginkgo seedling selectively, can widely apply and provide feasible program in ginkgo nursery is produced.
Embodiment
In order to understand the present invention better, illustrate technical scheme of the present invention below by specific embodiment.
Embodiment 1
(1) selection of container for plant growth
The container etc. that material mesh bag container, brown paper etc. that conventional container for plant growth has plastic film container, duroplasts cup, biodegradable fiber material to make make, under the prerequisite ensureing Afforestation Effects, small dimension container (as plastic film container 9 cm × 14 cm) should be adopted as far as possible; If at arid season and the poor planting site of land occupation condition or at forest gap, then the container (as 12 cm × 16 cm) that specification is larger should be selected.This technology specially refers to that specification is the duroplasts cup of 12 cm × 14 cm.
(2) seedling medium kind and sterilization
Seedling medium: the mixture of the peat composed of rotten mosses, perlite, vermiculite, three is in the peat composed of rotten mosses: perlite: vermiculite ratio is carry out proportioning mixing at 3: 2: 2.
Sterilization: adopt 40% formalin solution to dilute 800 times and water and spill matrix, water content of substrate is 55% ~ 65%.Fully turn matrix even, with covered rearing with plastic film 4 d ~ 5 d, remove covering, airing to formalin solution evaporation, matrix odorlessness.
(3) seedbed
Seedbed requires: container nursery generally should be carried out in greenhouse or plastic tunnel, because facilitate control temperature and humidity like this, can create preferably growth conditions for nursery, promotes that nursery stock accelerates growth, shortens seedling raise period.
Seedbed is set up: remove ground, garden weeds, stone etc., level land, and selects brick or stone to build and builds seedbed, pavement.High 20 cm ~ 25 cm in seedbed, wide 1.0 cm ~ 1.2 m, length is advisable with 20 cm ~ 25 m.Wide 40 cm of pavement.The drain ditch that surrounding opens the degree of depth, width is respectively 40 cm and 30 cm, ground, garden, accomplish that interior water does not amass, outer water does not flood.
Matrix load: need matrix moistening before filling, with hand pinch agglomerating, spread out namely fall apart for degree, to reality be filled during matrix filing of containers, be advisable to fill flat vessel port.
Container is put: in seedbed, first evenly shakedown enters the thick fine sand of 5 cm, and be then emitted on seedbed with being neatly close to by the container installing matrix, good with earth culture around seedbed, between container, space fine earth tamps.
(4 cuttages,
Cutting prepares: in the time of the year when autumn changes into winter, select ginkgo treelet or great Shu middle and lower part 1 year raw branch, clip cuttings (clip is not on bud).
Cuttings is cut and is cut: the branch of collection, and be cut into the cuttings that long 10 cm ~ 15 cm are long, upper clip is 1 cm place above bud, lower clip is single horse ear shape, and from bottom bud 1 cm, clip wants level and smooth, cut that to cut the cutter of cuttings sharp, accomplish otch smoothly, not broken skin, not splitting, do not hinder bud.
Cuttings process: the branch of collection, by the cuttings of taper, middle part and base portion, the tip of a branch cuttings particularly with terminal bud will be tied respectively, and lower end is concordant, often ties 50 ~ 100.Branch lower end 2 cm is dipped 10 s in concentration is ABT-1, PRA, PRB root-inducing powder of 1000 mg/kg or naphthalene acid solution, or in the solution of 100 mg/kg, soak 30 min, then take out, erect in the clean river sand in cellar or in shed cold bed hotbed, use during standby cuttage.
Cutting time: carry out after early spring, soil thawed, soil does not freeze and can carry out at any time regional late fall to early spring.
Cottage method: first punch with sterile wooden stick, places cuttings in hole and by surrounding compacting, inserts dark about 2 cm.
(5) container seedling management
Water management: adopt full exposure automatic intermittent spraying after cuttage, regulates injection flow rate and water spraying time according to weather conditions, and general setting morning 7 to spray 30 s every 10 min ~ 15 min up to afternoon 18 time, and the cloudy day can reduce spray timings, rainy day stop-spraying.General slotting rear about 20 d can be taken root, and now young leaves launches gradually, and growing way is vigorous, illustrates that cuttage seeding is taken root.At this moment suitably can reduce water spray, start hardening, make it to strengthen the adaptive capacity of environment to external world.
The temperature in seedbed is too high, humidity is excessive, and cutting is easy to be sick rotten.Humidity is too low, and cutting can be dried up death.Therefore, when adjustable spraying, first to ensure that blade is moistening, does not wilt, the water content checking matrix will be paid special attention to simultaneously.The simplest method grabs a matrix with hand, and hold with a firm grip, webs do not drip, and hand unclamps rear matrix and do not scatter or slightly crack, shows that water content of substrate is suitable for; When holding with a firm grip, webs drip, and water content is too high, should control spraying; Matrix is scattered, and water content is too low, moisturizing of should spraying.
Illumination management: covered with sunshade net on slotting machine, obscurity about 30%, after taking root, progressively throws off covering, increases illumination, until throw off sunshade net completely.
Nutrient management: after rooting of cuttings, the urea with 0.1% and 0.2% potassium dihydrogen phosphate solution spray blade face, 1 month 1 ~ 2 time.Also can topdress in conjunction with watering, with the Plug seedling special fertilizer prepared, (nitrogen: phosphorus: potassium=2: 1: 1), the aqueous solution being made into 200 mg/kg ~ 400 mg/kg concentration is used.Topdress and should carry out between the lights, after topdressing, seedling blade face should be rinsed with clear water in time.
Disease pest and weed is prevented and treated: the main diseases and insect pests of ginkgo cuttage seeding has soil insect, food leaf class pest and stem rot etc.Every 3 d after cuttage, the bactericide such as the carbendazim of 800 times of liquid or thiophanate methyl are sprayed in rotation, and the insecticides such as spray in every 1 week 1 flolimat, dichlorvos, chlorophos, spray medicine generally should stop carrying out during spraying between the lights.
After cuttage seeding is taken root, suitably should reduce spray medicine number of times, can select to fill with root with the different sulphur phosphorus of 40% methyl 1000 times of liquid afternoon, kill cutworm effect and reach more than 90%, also doublely can control grub, wireworm, the 3000 times of liquid of the decis with 2.5% or 40% omethoate emulsifiable solution, 500 times of liquid control food leaf class pests, spray the copperas solution of a time 5% from June every 20 d, also can spray the bactericide such as carbendazim, bordeaux mixture, prevention stem rot.
The crop smothering of ginkgo cuttage seeding is prevented and kill off, and weeds of should rooting out when container matrix is moist, should water permeable in time after weeding.
Benefit fills out matrix: to find in container matrix sink or due to shower of watering cause matrix to be discontented with 3/4 of cavities time, matrix must be filled up in time, in case root system exposes or rotten of ponding, cause a disease.
Embodiment 2
Adopt epicormic branch cuttage as different from Example 1, the preparation of branch, in the first tenday period of a month in July, adopts the edible tender branch of raw semi-lignified then to make cuttings, is cut into the cuttings of two buds or three buds one joint, cutting time summer, autumn sooner or later or the cloudy day carry out, cut off cuttings before inserting and to bury the branches and leaves of part.The survival rate of general epicormic branch cuttage is higher than cuttage.
Effect illustrates:
The present invention uses the hard branch of ginkgo or spray as cutting, cuttings lower end 2 cm is dipped in concentration is the root-inducing powder of 1000 mg/kg or naphthalene acid solution, cuttage is in the container filling the peat composed of rotten mosses, perlite, vermiculite mixed-matrix, under the moisture of above-mentioned condition and the control of epidemic disaster, callus can be formed by about 10 days, within about 20 days, start to take root gradually, within general about 3 months, independent seedling can be formed, this kind of method is utilized to cultivate ginkgo seedling, the survival rate of epicormic branch cuttage can reach more than 95%, and the survival rate of cuttage can reach 92%.
Although content of the present invention has done detailed introduction by above preferred embodiment, will be appreciated that above-mentioned description should not be considered to restriction of the present invention.After those skilled in the art have read foregoing, for multiple amendment of the present invention and substitute will be all apparent.Therefore, protection scope of the present invention should be limited to the appended claims.
Claims (10)
1. a method for ginkgo branch container cutting plant culture, is characterized in that comprising the following steps:
Step one, the selection of container for plant growth;
Step 2, seedling medium kind and sterilization; Seedling medium is the mixture of the peat composed of rotten mosses, perlite, vermiculite;
Step 3, seedbed is set up;
Step 4, cuttage and seedling culture, selects cuttage or epicormic branch cuttage, comprise cutting preparation, cuttings cut cut, cuttings process, cuttage;
Step 5, container seedling manages, and comprises water management, illumination management, nutrient management, disease pest and weed control, mends and fill out matrix;
Detailed process is set up in described seedbed:
1) remove ground, garden weeds, stone, level land, select brick or stone to build and build seedbed, pavement;
2) set up seedbed, ground, garden surrounding offers drain ditch;
3) load matrix, need matrix moistening before filling,
4) in seedbed, first even shakedown enters fine sand, and be then emitted on seedbed with being neatly close to by the container installing matrix, good with earth culture around seedbed, between container, space fine earth tamps.
2. the method for ginkgo branch container cutting plant culture according to claim 1, is characterized in that, the specification of selection of container described in step one is the duroplasts cup of 12 cm × 14 cm.
3. the method for ginkgo branch container cutting plant culture according to claim 1, is characterized in that, the peat composed of rotten mosses described in step 2: perlite: the mass ratio of vermiculite is 3: 2: 2; Disinfecting process is that employing 40% formalin solution dilutes 800 times and waters and spill matrix, and water content of substrate is 55% ~ 65%; Fully turn matrix even, with covered rearing with plastic film 4 d ~ 5 d, remove covering, airing to formalin solution evaporation, matrix odorlessness.
4. the method for ginkgo branch container cutting plant culture according to claim 1, is characterized in that, high 20 cm ~ 25 cm in described seedbed, wide 1.0 cm ~ 1.2 m, long 20 cm ~ 25 m; Wide 40 cm of pavement, the drain ditch that surrounding opens the degree of depth, width is respectively 40 cm and 30 cm, ground, garden.
5. the method for ginkgo branch container cutting plant culture according to claim 1, it is characterized in that, cuttage described in step 4 carried out in the time of the year when autumn changes into winter, and select ginkgo treelet or great Shu middle and lower part 1 year raw branch, clip cuttings, clip is not on bud.
6. the method for ginkgo branch container cutting plant culture according to claim 1, it is characterized in that, epicormic branch cuttage described in step 4 carried out in the first tenday period of a month in July, adopted the edible tender branch of raw semi-lignified then to make cuttings, was cut into the cuttings of two buds or three buds one joint.
7. the method for ginkgo branch container cutting plant culture according to claim 1, it is characterized in that, cuttings described in step 4 cuts section detailed process: the branch of collection is cut into the long cuttings of long 10 cm ~ 15 cm, upper clip is 1 cm place above bud, lower clip is single horse ear shape, and from bottom bud 1 cm, clip wants level and smooth, cut that to cut the cutter of cuttings sharp, accomplish otch smoothly, not broken skin, not splitting, do not hinder bud.
8. the method for ginkgo branch container cutting plant culture according to claim 1, it is characterized in that, the process of cuttings described in step 4 detailed process is: the branch of collection, by the cuttings of taper, middle part and base portion, tip of a branch cuttings particularly with terminal bud will be tied respectively, and lower end is concordant; Be dip 10 s in ABT-1, PRA, PRB root-inducing powder of 1000 mg/kg or naphthalene acid solution by branch lower end concentration, or 30 min are soaked in the above-mentioned solution of 100 mg/kg, then take out, erect in the clean river sand in cellar or in shed cold bed hotbed, use during standby cuttage.
9. the method for ginkgo branch container cutting plant culture according to claim 1, is characterized in that, the detailed process of cuttage described in step 4 is: first punch in container for plant growth with sterile wooden stick, and Kong Zhongfang puts slotting Miho and by surrounding compacting, inserts dark about 2cm.
10. the method for ginkgo branch container cutting plant culture according to claim 1, is characterized in that, water management described in step 5 comprises the water content controlling seedbed humidity and matrix.
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| CN105557430A (en) * | 2015-12-30 | 2016-05-11 | 湖南农业大学 | Cutting seedling method for seedling block of rosa chinensis |
| CN105660300A (en) * | 2016-03-31 | 2016-06-15 | 德清绿色阳光农业生态有限公司 | Propagation method for French plum |
| CN106069141A (en) * | 2016-07-07 | 2016-11-09 | 扬州大学 | A kind of method of oriental cherry cutting propagation |
| CN106688769A (en) * | 2016-11-18 | 2017-05-24 | 蚌埠市金牛湾农业科技发展有限公司 | Cutting treatment method for cutting seedling of maidenhair trees |
| CN106797879A (en) * | 2017-01-20 | 2017-06-06 | 康盛京构（北京）科技有限公司 | One kind simulation tissue culture method and application |
| CN107047170A (en) * | 2016-03-29 | 2017-08-18 | 山东省林业科学研究院 | A kind of Chinese tamarisk cuttage rapid propagating method |
| CN107046963A (en) * | 2016-03-29 | 2017-08-18 | 山东省林业科学研究院 | Cuttings processing method in a kind of Chinese tamarisk cuttage |
| CN108094175A (en) * | 2018-01-18 | 2018-06-01 | 贵州省核桃研究所 | A kind of fibert epicormic branch cutting method |
| CN108811823A (en) * | 2018-08-29 | 2018-11-16 | 南京林业大学 | A method of improving characteristic of ginkgo male plants hardwood cutting rooting rate |
| CN108849394A (en) * | 2018-08-01 | 2018-11-23 | 南京林业大学 | The cuttage and seedling culture method of cuttage and seedling culture matrix and ginkgo |
| CN109005974A (en) * | 2018-08-31 | 2018-12-18 | 梓潼县天鼓银杏种植专业合作社 | A kind of nursery implantation methods of ginkgo |
| CN109220452A (en) * | 2018-09-06 | 2019-01-18 | 安徽省林业科学研究院 | A kind of method of ulmus elongata shoot cutting container nursery |
| CN110447498A (en) * | 2019-08-16 | 2019-11-15 | 云南英茂花卉产业有限公司 | Carnation kind cuttage root-taking technique |
| CN114027086A (en) * | 2021-12-20 | 2022-02-11 | 曹文玉 | Ginkgo cutting propagation seedling raising method |
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