CN107494125A - A kind of method that paulownia bury root nursery - Google Patents
A kind of method that paulownia bury root nursery Download PDFInfo
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- CN107494125A CN107494125A CN201710759168.4A CN201710759168A CN107494125A CN 107494125 A CN107494125 A CN 107494125A CN 201710759168 A CN201710759168 A CN 201710759168A CN 107494125 A CN107494125 A CN 107494125A
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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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Abstract
It is an object of the invention to provide a kind of method that paulownia bury root nursery, be integrated with nursery lot selection and site preparation, the selection of kind root, urge root vernalization processing, cold bed vernalization, hotbed vernalization, seedling management, liquid manure to cross, the link such as the prevention and control of plant diseases, pest control has explored more ripe technology, be advantageous to increase substantially paulownia breeding coefficient, shorten growing-seedling period, improve survival rate, seedling cost is reduced, and realizes paulownia nursery.
Description
Technical field
The invention belongs to technical field of forestry, and in particular to a kind of method that paulownia bury root nursery.
Background technology
Paulownia（Latin literary fame：Paulownia.）, alias：Fortune paulownia, big fruit paulownia, Kongtong wood etc..Bark grey, ash
Brown or grey black, smooth when young, lobe when old.False two wooden fork branches.Dan Ye, to life, Ye great is avette, full edge or have it is shallow split, have
Long handle, villous on handle.Light, compared with shade tolerant.Temperature climate is liked, cold resistance is not strong.The seeds of Paulownia are all to originate in China
, introduced a fine variety very early to Vietnam, Japan and Asia various regions.The whole world has been distributed to it at present.Paulownia are fast-growing high quality timbers
Seeds, because it grows soon, become a useful person morning, breeding is easy, and economic value is high and is liked deeply by the masses.In recent years, with Forestry Ecological
Construction dynamics continues to increase, and Paulownia seedling imbalance between supply and demand is becoming increasingly acute, how quickly breeding paulownia breeding strong sprout, meet market
Need the problem of being a urgent need to resolve.
The content of the invention
It is an object of the invention to provide a kind of method that paulownia bury root nursery, is integrated with nursery lot selection and site preparation, kind root
Select, urge the links such as root vernalization processing, cold bed vernalization, hotbed vernalization, seedling management to explore more ripe technology, be advantageous to
Paulownia breeding coefficient is increased substantially, shortens growing-seedling period, improves survival rate, reduces seedling cost, and realize paulownia nursery.
Paulownia method for culturing seedlings of the present invention comprises the following steps.
1）Nursery lot selects and site preparation：Selection physical features is flat, irrigation and drainage are convenient, soil layer is deep, fertile, level of ground water is 1.5
Less than~2.0 meters of sandy loam or loam.
2）Kind root selection：Kind root is preferably selected 1~2 year raw seedling root, does not have to big tree root nursery typically in production.
3）Root vernalization is urged to handle：The purpose for urging root is using the method for improving temperature, promotes kind of root adventitious bud and an adventitious root
Differentiation, reach the unearthed time of the short seedling in place, go out full stand.
4）Cold bed vernalization：Place leeward on the sunny side is selected, digs one wide 1.5 meters, deep 30 centimetres, the cold bed of east-west direction,
Furrow bottom spreads 5 centimetres of wet sand, and kind root major part is upward, single to stand in hole, plants and wet sand is filled between root, upper lid plastic sheeting,
It can germinate within 10~15 days, bud grows 1 cm, you can nursery.
5）Hotbed vernalization：In 3 months, the last ten-days period, on the sunny side it is leeward, physical features is higher, well-drained place, dig one between east and west
To hole, hole is wide 1 meter, and deep 60 centimetres, length is depending on kind of root is how many.High 30 centimetres of parapet is built in bed north, and 10 centimetres of height are built in south
Parapet, thing wall and north and south wall drop-over, in slope shape, a gutter is dug outside Nan Qiang.
6）Bury root in good time：Paulownia bury the root time typically in early and middle ten dayses in March, and cave has been dug by spacing in the rows on ridge, will plant root major part
In upward pot, top is buried in the earth 1 centimetre, both sides soil compression, kind of root is touched with soil, urges the kind root of bud, such as
Bud grows to more than 5 centimetres, and bud should basset when burying root.
7）Seedling management：Come up long to final singling at 10~20 centimetres, retain a healthy and strong young shoot on each root fringe,
Remaining is removed.This period late May to late August, to bury the vigorous period of offspring.
8), rich water quality management：The first tenday period of a month in May to mid or late June, it is nursery stock slow growth period, nursery stock is poured water in good time, and in seedling
Wooden base portion ridging, promotes nursery stock base portion to take root, to be created conditions into Fast-growing stage, by the end of June to this section of late August, to bury root
The vigorous period of seedling, poured water to the timely top dressing of nursery stock, and with reference to fertilising, dressing time and quantity are：Every mu of late June
15 kilograms of urea is imposed, imposes 20 kilograms of nitrogen-phosphorus-potassium compound fertilizer every mu of mid-July, every mu of August early and middle ten dayses impose phosphorus potash fertilizer 15,000
Gram；In nursery stock root while top dressing, 0.3-0.5% potassium dihydrogen phosphates or urea liquid 3-4 are sprayed with reference to the growth of cereal crop seedlings in seedling stage
Secondary, every 10 days once.
After late August, nursery stock aerial growth gradually terminates, and each portion's tissue constantly enriches, no longer watering, fertilizing, with
Exempt to cause the excessive growth of nursery stock later stage.
9), the prevention and control of plant diseases, pest control.
The prevention and control of plant diseases, pest control includes：Paulownia witches broom is prevented and treated.
1. now diseased plant, pulls out and burns in time.
2. 5-6 months kill chrysanthemum 2000-4000 times of liquid of emulsifiable concentrate with 90% metrifonate, 800 times of liquid, 20%, it is anti-to carry out spraying
Control.
Paulownia anthrachose of grape is prevented and treated.
1. strengthening management, nurturing staff, strengthen its premunition.
2. in 5-6 month periods of disease, 800 times of liquid 2 of sprinkling 1: 2: 200 times of Bordeaux mixture or 50% Tuzet wettable powder~
3 times, protection sprouting, tender leaf.
Paulownia anthracnose is prevented and treated.
2. avoiding to garden continuous cropping, winter to garden is ploughed deeply, and soil disinfection is carried out before nursery, reduces primary infection source.
3. strong nursery stock water and fertilizer management, promoting nursery stock vigorous growth, premunition is improved.
4. 5-6 months spray 1: 2: 500 times of liquid of (150-200) times Bordeaux mixture or 65% Mancozeb or 50% Tuzet
800 times of liquid 2-3 times, protection sprouting, tender leaf.
Cutworm prevents and treats.
1. killing larva, early morning is around affected seedling, or the killed cauline leaf along residual hole, pushes soil aside 3-5cm deeply i.e.
It can find larva, or larva is catched and killed during dusk 16-22 in larva full incidence period.
2. chemical control, add a small amount of water with 75% phoxim emulsifiable concentrate 0.5kg, fine earth 120-170kg, every mu of administration are mixed in spray
20kg。
3. spraying decoction, 3000-5000 times of 2.5% decis decoction, protection sprouting, tender leaf are sprayed.
Further, in step 4) buries root in good time, every mu of ground digs cave 600-650, and distance between rows and hills uses 1.0-1.2 × 0.8-
1.0 rice.
Beneficial effects of the present invention：Paulownia of the present invention buries root seedling-raising technique, by nursery lot and each growth of nursery stock
Stage carry out reasonable management, make seedling growth faster, pest and disease damage is less, seedling quality is more preferable, nursery stock yield is higher, can preferably
Meet the market demand.
Embodiment
In conjunction with specific embodiments, method is described in detail below the present invention.
1), selection of land and site preparation.
Nursery lot selection physical features is flat, and irrigation and drainage are convenient, and soil layer is deep, fertile soil, and level of ground water is leeward in 1.5-2.0 rice
Place on the sunny side；After nursery lot is chosen, turn of autumn and winter is deep ploughed, and promotes soil weathering, and freeze to death the insect that survives the winter, Second Year spring
After defrosting, ploughed shallowly, thin rake, leveled land；Plough shallowly before thin rake, every mu is applied decomposed farm manure 4500kg, and N P and K is compound
Fertile 45kg, 3% phoxim granule 3kg, ferrous sulfate 15kg.
2), selection kind root.
Kind root for nursery selects 2 years raw seedling roots, 20 centimetres of kind root long degree, 1.5-2.5 centimetres of major part rugosity.
3) root collection, is planted.
Kind of a root is gathered in late Febuary to mid-March, after kind root is dug out, is cut into root cuttings, cuttings according to predetermined length in time
Upper end straight snips, lower end are tiltedly cut, and prevent from burying.
Root kind root is adopted in the fall, and kind root is first stored after digging out, and selection is leeward on the sunny side, well-drained place, is dug wide
1 meter, deep 0.8 meter storage hole, length is depending on kind of root is how many；The fine sand of 10 centimetres of heelpiece is cheated, kind root major part is upright upwards
Inwardly, one layer occupy after, fill out last layer wet sand and put the second layer again, untill 20 centimetres away from ground, then buried with wet sand it is full, every
1 meter of perpendicular grass bundle ventilation, upper earthing is cheated when freezing into mound, with frost damage prevention, and running check, in order to avoid go rotten；The kind of storage is treated
2 year spring buried again.
4) root, is buried in good time.
Paulownia bury the root time in late January to 3 the middle ten days in ten days, and kind of a root is classified by rugosity before burying root, different to rugosity
Kind root burst plantation.
Site preparation makees high ridge bed, and 2 meters of row spacing, ridge is high 25 centimetres, wide 50 centimetres on ridge, lower wide 70 centimetres, the ditch among two ridges
30 centimetres of bottom width degree, the row on ridge is to towards north-south；This high ridge seedbed, fertilizer efficiency can be concentrated, thicken soil layer, be easy to exclude to accumulate
Water, spring ground temperature is higher, and paulownia seedling can be promoted to be unearthed in advance.
High ridge bed first digs cave after carrying out by seeding row spacing, and kind of a root major part is stood in cave upwards, and kind root upper end is put down with ground,
Kind of root is touched with soil, then one bowl of big mound is sealed on kind of root, with antifreeze soil moisture conservation.
5), seedling management.
This period of time from emergence to 10 centimetres of height of seedling, germination of the temperature to root cuttings, take root with conclusive effect,
Take mound before germination off, the cm thick fine earth of root overlying 5, to improve ground temperature, shine native vernalization；In 20 centimetres of height of seedling, to a root
On several sprout tillers for sending go in time it is weak stay strong, carry out final singling.
6), rich water quality management.
The first tenday period of a month in May to mid or late June, it is nursery stock slow growth period, nursery stock is poured water in good time, and is earthed up in nursery stock base portion,
Nursery stock base portion is promoted to take root, to be created conditions into Fast-growing stage.
By the end of June to this section of late August, to bury the vigorous period of offspring, to the timely top dressing of nursery stock, and combine apply fertilizer into
Row is poured water, and dressing time and quantity are：Every mu of late June imposes 15 kilograms of urea, and every mu of mid-July imposes nitrogen-phosphorus-potassium compound fertilizer
20 kilograms, every mu of August early and middle ten dayses impose 15 kilograms of phosphorus potash fertilizer；In nursery stock root while top dressing, to combine the growth of cereal crop seedlings in seedling stage and spray
0.5% potassium dihydrogen phosphate or urea liquid 4 times are applied, every 10 days once.
After late August, nursery stock aerial growth gradually terminates, and each portion's tissue constantly enriches, no longer watering, fertilizing, with
Exempt to cause the excessive growth of nursery stock later stage.
7), the prevention and control of plant diseases, pest control.
In the present embodiment, the step 7) prevention and control of plant diseases, pest control includes.
Paulownia witches broom is prevented and treated.
1. now diseased plant, pulls out and burns in time.
2. 5-6 months kill chrysanthemum 4000 times of liquid of emulsifiable concentrate with 90% metrifonate, 800 times of liquid, 20%, spraying preventing and treating is carried out.
Paulownia anthrachose of grape is prevented and treated.
1. strengthening management, nurturing staff, strengthen its premunition.
2. in 5-6 month periods of disease, 800 times of liquid 3 of 1: 2: 200 times of Bordeaux mixture or 50% Tuzet wettable powder are sprayed
It is secondary, protection sprouting, tender leaf.
Paulownia anthracnose is prevented and treated.
2. avoiding to garden continuous cropping, winter to garden is ploughed deeply, and soil disinfection is carried out before nursery, reduces primary infection source.
3. strong nursery stock water and fertilizer management, promoting nursery stock vigorous growth, premunition is improved.
4. spray 800 times of 500 times of liquid of 1: 2: 200 times of Bordeaux mixture or 65% Mancozeb or 50% Tuzet 5-6 months
Liquid 3 times, protection sprouting, tender leaf.
Cutworm prevents and treats.
1. killing larva, early morning is around affected seedling, or the killed cauline leaf along residual hole, pushes soil aside 3-5cm deeply i.e.
It can find larva, or larva is catched and killed during dusk 16-22 in larva full incidence period.
2. chemical control, add a small amount of water with 75% phoxim emulsifiable concentrate 0.5kg, fine earth 170kg is mixed in spray, and every mu is applied 20kg.
3. spraying decoction, 5000 times of 2.5% decis decoction, protection sprouting, tender leaf are sprayed.
It by the prevention and control of plant diseases, pest control, can preferably ensure nursery stock healthy growth, improve nursery stock yield.
With reference to embodiment, the invention will be further described.
Embodiment one.
The present embodiment paulownia buries root seedling-raising technique, comprises the following steps.
1), selection of land and site preparation.
Nursery lot selection physical features is flat, and irrigation and drainage are convenient, and soil layer is deep, fertile soil, and level of ground water is leeward in 1.5-2.0 rice
Place on the sunny side；After nursery lot is chosen, turn of autumn and winter is deep ploughed, and promotes soil weathering, and freeze to death the insect that survives the winter, Second Year spring
After defrosting, ploughed shallowly, thin rake, leveled land；Plough shallowly before thin rake, every mu is applied decomposed farm manure 2500kg, and N P and K is compound
Fertile 25kg, 3% phoxim granule 2kg, ferrous sulfate 10kg.
2), selection kind root.
Kind root for nursery selects 2 years raw seedling roots, 12 centimetres of kind root long degree, 1.5-2.5 centimetres of major part rugosity.
3) root collection, is planted.
4) kind of a root is gathered in late Febuary to mid-March, after kind root is dug out, root cuttings is cut into according to predetermined length in time, inserts
Fringe upper end straight snips, lower end are tiltedly cut, and prevent from burying.
Root kind root is adopted in the fall, and kind root is first stored after digging out, and selection is leeward on the sunny side, well-drained place, digs wide by 1
Rice, deep 0.5 meter storage hole, length is depending on kind of root is how many；Cheat 5 centimetres of heelpiece fine sand, kind root major part upwards uprightly to
It is interior, after one layer occupies, fill out last layer wet sand and put the second layer again, buried untill 20 centimetres away from ground, then with wet sand completely, every 1
Meter Shu Yi grass bundles are ventilated, and upper earthing is cheated when freezing into mound, with frost damage prevention, and running check, in order to avoid go rotten；The kind of storage is waited to wait two
Spring in year buries again.
4) root, is buried in good time.
Paulownia bury the root time in late January to 3 the middle ten days in ten days, and kind of a root is classified by rugosity before burying root, different to rugosity
Kind root burst plantation.
Site preparation makees high ridge bed, and 1 meter of row spacing, ridge is high 25 centimetres, wide 50 centimetres on ridge, lower wide 70 centimetres, the ditch among two ridges
30 centimetres of bottom width degree, the row on ridge this high ridge seedbed, can concentrate fertilizer efficiency, thicken soil layer, be easy to exclude to accumulate to towards north-south
Water, spring ground temperature is higher, and paulownia seedling can be promoted to be unearthed in advance.
High ridge bed first digs cave after carrying out by seeding row spacing, and kind of a root major part is stood in cave upwards, and kind root upper end is put down with ground,
Kind of root is touched with soil, then one bowl of big mound is sealed on kind of root, with antifreeze soil moisture conservation.
5), seedling management.
This period of time from emergence to 10 centimetres of height of seedling, germination of the temperature to root cuttings, take root with conclusive effect,
Take mound before germination off, the cm thick fine earth of root overlying 5, to improve ground temperature, shine native vernalization；In 10 centimetres of height of seedling, to a root
On several sprout tillers for sending go in time it is weak stay strong, carry out final singling.
6), rich water quality management.
The first tenday period of a month in May to mid or late June, it is nursery stock slow growth period, nursery stock is poured water in good time, and is earthed up in nursery stock base portion,
Nursery stock base portion is promoted to take root, to be created conditions into Fast-growing stage.
By the end of June to this section of late August, to bury the vigorous period of offspring, to the timely top dressing of nursery stock, and combine apply fertilizer into
Row is poured water, and dressing time and quantity are：Every mu of late June imposes 15 kilograms of urea, and every mu of mid-July imposes nitrogen-phosphorus-potassium compound fertilizer
20 kilograms, every mu of August early and middle ten dayses impose 15 kilograms of phosphorus potash fertilizer；In nursery stock root while top dressing, to combine the growth of cereal crop seedlings in seedling stage and spray
0.3% potassium dihydrogen phosphate or urea liquid 3 times are applied, every 10 days once.
After late August, nursery stock aerial growth gradually terminates, and each portion's tissue constantly enriches, no longer watering, fertilizing, with
Exempt to cause the excessive growth of nursery stock later stage.
7), the prevention and control of plant diseases, pest control.
In the present embodiment, the step 7) prevention and control of plant diseases, pest control includes.
Paulownia witches broom is prevented and treated.
1. now diseased plant, pulls out and burns in time.
2. 5-6 months kill chrysanthemum 2000 times of liquid of emulsifiable concentrate with 90% metrifonate, 800 times of liquid, 20%, spraying preventing and treating is carried out.
Paulownia anthrachose of grape is prevented and treated.
1. strengthening management, nurturing staff, strengthen its premunition.
2. in 5-6 month periods of disease, 800 times of liquid 2 of 1: 2: 200 times of Bordeaux mixture or 50% Tuzet wettable powder are sprayed
It is secondary, protection sprouting, tender leaf.
Paulownia anthracnose is prevented and treated.
2. avoiding to garden continuous cropping, winter to garden is ploughed deeply, and soil disinfection is carried out before nursery, reduces primary infection source.
3. strong nursery stock water and fertilizer management, promoting nursery stock vigorous growth, premunition is improved.
4. spray 800 times of 500 times of liquid of 1: 2: 150 times of Bordeaux mixture or 65% Mancozeb or 50% Tuzet 5-6 months
Liquid 2 times, protection sprouting, tender leaf.
Cutworm prevents and treats.
1. killing larva, early morning is around affected seedling, or the killed cauline leaf along residual hole, pushes soil aside 3-5cm deeply i.e.
It can find larva, or larva is catched and killed during dusk 16-22 in larva full incidence period.
2. chemical control, add a small amount of water with 75% phoxim emulsifiable concentrate 0.5kg, fine earth 120kg is mixed in spray, and every mu is applied 20kg.
3. spraying decoction, 3000 times of 2.5% decis decoction, protection sprouting, tender leaf are sprayed.
It by the prevention and control of plant diseases, pest control, can preferably ensure nursery stock healthy growth, improve nursery stock yield.
Claims (1)
1. a kind of method that paulownia bury root nursery comprises the following steps：
1）Nursery lot selects and site preparation：Select physical features is flat, irrigation and drainage are convenient, soil layer is deep, fertile, level of ground water 1.5~
Less than 2.0 meters of sandy loam or loam；
2）Kind root selection：Kind root is preferably selected 1~2 year raw seedling root, does not have to big tree root nursery typically in production；
3）Root vernalization is urged to handle：The purpose for urging root is to promote point of kind of root adventitious bud and adventitious root using the method for improving temperature
Change, reach the unearthed time of the short seedling in place, go out full stand；
4）Cold bed vernalization：Place leeward on the sunny side is selected, digs one wide 1.5 meters, deep 30 centimetres, the cold bed of east-west direction, furrow bottom
5 centimetres of wet sand of paving, kind root major part is upward, it is single to stand in hole, plant and wet sand is filled between root, upper lid plastic sheeting, 10~
It can germinate within 15 days, bud grows 1 cm, you can nursery；
5）Hotbed vernalization：In 3 months, the last ten-days period, on the sunny side it is leeward, physical features is higher, well-drained place, dig an east-west direction
Hole, hole is wide 1 meter, and deep 60 centimetres, length is depending on kind of root is how many；
High 30 centimetres of parapet is built in bed north, and 10 centimetres of high parapets, thing wall and north and south wall drop-over are built in south, in slope shape, Nan Qiang
One gutter of outer digging；
6）Bury root in good time：Paulownia bury the root time typically in early and middle ten dayses in March, and cave has been dug by spacing in the rows on ridge, and kind root major part is upward
In pot, top is buried in the earth 1 centimetre, both sides soil compression, kind of root is touched with soil, urges the kind root of bud, as bud is grown
To more than 5 centimetres, bud should be basseted when burying root；
7）Seedling management：Come up long to final singling at 10~20 centimetres, retain a healthy and strong young shoot on each root fringe, remaining
Remove, this period late May to late August, to bury the vigorous period of offspring；
8), rich water quality management：The first tenday period of a month in May to mid or late June, it is nursery stock slow growth period, nursery stock is poured water in good time, and in nursery stock
Base portion is earthed up, and promotes nursery stock base portion to take root, to be created conditions into Fast-growing stage；By the end of June to this section of late August, to bury offspring
Vigorous period, poured water to the timely top dressing of nursery stock, and with reference to fertilising, dressing time and quantity are：Every mu of late June chases after
15 kilograms of urea is applied, imposes 20 kilograms of nitrogen-phosphorus-potassium compound fertilizer every mu of mid-July, every mu of August early and middle ten dayses impose 15 kilograms of phosphorus potash fertilizer；
In nursery stock root while top dressing, 0.3-0.5% potassium dihydrogen phosphates or urea liquid 3-4 times are sprayed with reference to the growth of cereal crop seedlings in seedling stage,
Every 10 days once；After late August, nursery stock aerial growth gradually terminates, and each portion's tissue constantly enriches, and does not rewater and applies
Fertilizer, in order to avoid cause the excessive growth of nursery stock later stage.
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| CN201710759168.4A CN107494125A (en) | 2017-08-30 | 2017-08-30 | A kind of method that paulownia bury root nursery |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108617295A (en) * | 2018-05-09 | 2018-10-09 | 云南省林业科学院 | A kind of sterculia nobilis buries root method for culturing seedlings |
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| CN102150551A (en) * | 2011-01-29 | 2011-08-17 | 国家林业局泡桐研究开发中心 | Method for grafting, closing and rejuvenating superior plus tree of empress tree |
| CN104303802A (en) * | 2014-10-31 | 2015-01-28 | 山东胜伟园林科技有限公司 | Scutellaria strigillosa Hemsl propagation method by burying rhizomes |
| CN104996261A (en) * | 2015-07-22 | 2015-10-28 | 张科斌 | Paulownia root-imbedding seedling growing technology |
| CN105359797A (en) * | 2015-11-20 | 2016-03-02 | 广西绿桐林业科技有限公司 | Container seedling nursing method of nursing paulownia nursery stock via burying roots in light matrix |
| CN106358959A (en) * | 2016-09-28 | 2017-02-01 | 合肥沁牧生态农业有限公司 | Method for managing paulownia seedlings |
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2017
- 2017-08-30 CN CN201710759168.4A patent/CN107494125A/en not_active Withdrawn
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| CN102150551A (en) * | 2011-01-29 | 2011-08-17 | 国家林业局泡桐研究开发中心 | Method for grafting, closing and rejuvenating superior plus tree of empress tree |
| CN104303802A (en) * | 2014-10-31 | 2015-01-28 | 山东胜伟园林科技有限公司 | Scutellaria strigillosa Hemsl propagation method by burying rhizomes |
| CN104996261A (en) * | 2015-07-22 | 2015-10-28 | 张科斌 | Paulownia root-imbedding seedling growing technology |
| CN105359797A (en) * | 2015-11-20 | 2016-03-02 | 广西绿桐林业科技有限公司 | Container seedling nursing method of nursing paulownia nursery stock via burying roots in light matrix |
| CN106358959A (en) * | 2016-09-28 | 2017-02-01 | 合肥沁牧生态农业有限公司 | Method for managing paulownia seedlings |
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| 李玉鹏: ""泡桐插根育苗技术"", 《现代农业科技》 * |
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| CN108617295A (en) * | 2018-05-09 | 2018-10-09 | 云南省林业科学院 | A kind of sterculia nobilis buries root method for culturing seedlings |
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Application publication date: 20171222 |
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