CN109105114A - A kind of inhibition growing method of poplar stub - Google Patents
A kind of inhibition growing method of poplar stub Download PDFInfo
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- CN109105114A CN109105114A CN201810795117.1A CN201810795117A CN109105114A CN 109105114 A CN109105114 A CN 109105114A CN 201810795117 A CN201810795117 A CN 201810795117A CN 109105114 A CN109105114 A CN 109105114A
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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
- A01G7/00—Botany in general
- A01G7/06—Treatment of growing trees or plants, e.g. for preventing decay of wood, for tingeing flowers or wood, for prolonging the life of plants
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Abstract
The invention discloses a kind of inhibition growing methods of poplar stub, it is to apply inhibitor for after poplar stump.Compared with prior art, The present invention reduces the investments of a large amount of human and material resources;Inhibit the sprouting regeneration of poplar stub or delay the growth of poplar, reduces the cost of Maintenance of Electric Transmission Line, reduce the social contradications generated because sawing tree, changing " tree line contradiction " is " tree line is harmonious ", to ensure the safe and reliable operation of transmission line of electricity.
Description
Technical field
The invention belongs to field of forestry, and in particular to a kind of inhibition growing method of poplar stub.
Background technique
With the development and improvement of the ecological environment of social economy and the needs of greening, poplar is largely planted across the entire province at present
The superelevation quick growing species of trees such as tree.When these trees are planted in electric transmission line channel, the safe operation of route can be seriously affected.Example
If treetop usually touches high-voltage line in the weather of tempest, cause the accidents such as high-voltage line ground connection, lonely light short circuit, broken string power failure.
If blindly planting trees in violation of rules and regulations in protection of electric power facility area, so that trees touch power circuit after growing up, route phase is caused
Between short circuit, cause broken string trip, or even cause the person electric shock injures and deaths and broken string have a power failure accident, not only cause power supply enterprise by
Very huge economic loss also influences whether user to the normal use of electricity.Both just poplar in channel was cut down, and still could
Again it sprouts, route operation is generated seriously threaten again.It is public that National Power System 35KV and the above transmission line of electricity break through 300,000
In, caused by external force is destroyed in addition to accident, trees stand in the breach to accident caused by wire electrical discharge, need to consume a large amount of people every year
Power, material resources and financial resources.And the indirect economic loss as caused by power-off and social adverse effect are then more huge.
The route run unit of current each power supply company puts into a large amount of human and material resources and carries out channel maintenance, but effect
It is unsatisfactory.Reason is mainly that growth of poplar is fast, and 3 to five years Seedling heights are just up to 28~32 meters, more than under transmission line of electricity
Limit for height.Although cutting down to poplar in electric transmission line channel, it is with very strong rudiment and growth ability, and secondary annual meeting is again
Route operation is generated and is seriously threatened;In addition, damaging and preventing erosion to preserve the ecological environment, reducing forest, country is adopted
Economic lever measure is taken to limit trees felling, i.e. raising trees cut down damages.The implementation of these measures undoubtedly aggravates
The financial burden of power supply enterprise.Moreover, the villager for living in surrounding is also the interests for pursuing oneself, around transmission line of electricity
A large amount of plantation poplars of blindness, for the sudden huge profits for seeking to cut down trees.So when annual spring growth of poplar season arrives, Utilities Electric Co.
To put into a large amount of manpower, financial resources on one side to contain the growing way of poplar under transmission line of electricity, also to be negotiated on one side with villager to avoid
Unnecessary contradiction.The problem of this year year must face has seriously affected the safety and power supply system of power supply line
Normal operation, it would be highly desirable to solve.
Traditionally, the route run unit of each power supply company is mainly by the way of felling, not only to the maintenance of route
A large amount of human and material resources are expended, and effect is undesirable, cannot tackled the problem at its root.For example, 2006 to Nanjing Pukou
Poplar in area Millennium forest farm is removed obstacles, and more than 7,000,000 yuan of cost.Even if but cut down poplar, still it can sprout again
Hair, highest growing height will again generate route operation up to more than 20 rice and seriously threaten, " tree line contradiction " has become influence
An important factor for line security is run.Electric transmission line channel after how cutting down to the superelevation quick growing species of trees such as poplar is tieed up
Shield ensures, is a difficult problem to lie across in face of online road transport administrative staff.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of inhibition growing methods of poplar stub, to solve the prior art
The problems such as existing ineffective.
In order to solve the above technical problems, The technical solution adopted by the invention is as follows:
A kind of inhibition growing method of poplar stub, it includes the following steps:
After poplar stump, inhibitor is applied.
Wherein, the age of stand of the poplar is 3~5 years.
Wherein, the stump time is the mid or late November for applying inhibitor the previous year.
Wherein, Stump height is 40~80cm, preferably 40~50cm.
Wherein, stump Zhou Changwei is less than 35cm or is greater than 65cm, in conjunction with the growth of poplar age of stand, further preferably less than
35cm is cut down as early as possible.
Wherein, the method for administration of inhibitor is to spray or soil is applied.
Wherein, the administration time of inhibitor is after poplar stump before rudiment and/or after poplar stump after rudiment.
Wherein, the time for applying inhibitor after poplar stump before rudiment is to apply after rudiment after poplar stump 4 months after stump
It is 1 month after rudiment with the time of inhibitor.
Wherein, the inhibitor be glyphosate, paclobutrazol, cycocel, alar-85 and hexazinone in any one or it is several
The combination of kind.
Further,
After poplar stump before rudiment by the way of spraying, glyphosate or paclobutrazol are applied;Wherein, the concentration of glyphosate
For 2000~3000mgL-1, amount of application is 1 liter/;The concentration of paclobutrazol is 2000~4000mgL-1, amount of application 1
Liter/stake;
After poplar stump before rudiment, in such a way that soil is applied, glyphosate or hexazinone are applied;Wherein, glyphosate is dense
Degree is 500~700mgL-1, amount of application is 1 liter/;The concentration of paclobutrazol is 500~700mgL-1, amount of application be 1 liter/
Stake;
After poplar stump after rudiment, paclobutrazol is applied, method of administration is that soil is applied or sprayed, and amount of application is 1 liter/, dense
Degree is 2000~4000mgL-1。
The utility model has the advantages that
Compared with prior art, The present invention reduces the investments of a large amount of human and material resources;Inhibit the sprouting of poplar stub again
Growth that is raw or delaying poplar, reduces the cost of Maintenance of Electric Transmission Line, reduces the social contradications generated because sawing tree, change " tree line
Contradiction " is " tree line is harmonious ", to ensure the safe and reliable operation of transmission line of electricity.
Detailed description of the invention
Fig. 1 is Stump height in embodiment 1 to the influence schematic diagram of poplar stub coppice shoot height;
Fig. 2 is Stump height in embodiment 1 to the influence schematic diagram of poplar stub coppice shoot number;
Fig. 3 is stump perimeter in embodiment 1 to the influence schematic diagram of poplar stub coppice shoot height;
Fig. 4 is stump perimeter in embodiment 1 to the influence schematic diagram of poplar stub coppice shoot quantity;
Fig. 5 is experimental design method schematic diagram in embodiment 3;
Inhibitor application effect schematic diagram after Fig. 6 sprouts for poplar stub in embodiment 4;
Fig. 7 is that inhibitor inhibits the comprehensive comparison of situation to show coppice shoot growing height after the sprouting of poplar stub in embodiment 4
It is intended to.
Specific embodiment
Embodiment 1
Later Germination characteristics are cut down in order to study poplar, project team is to positioned at 220 kilovolts of the town Lishui County Shi Qiu power transmission line
The rudiment characteristic of 36 poplar stumps under road is investigated, with inquire into poplar sprout with Stump height and stump perimeter (or
Diameter) relationship, control time be on April 1st, 2008.
It will be seen from figure 1 that there is no significant linear correlations for the height of stub coppice shoot and stubble height, but have certain
Non-linear relation.When Stump height is lower than 20cm or is higher than 100cm, each stake maximum coppice shoot height is more than 150cm;Work as stump
When height is 60cm or so, coppice shoot height is minimum;When Stump height is in 50cm~70cm, each stake maximum coppice shoot height is below
100cm.Investigation and analysis the result shows that, the height of poplar stump has a certain impact to the Seedling height tool of coppice shoot.
Fig. 2 reflects influence of the stubble height of poplar felling to stub coppice shoot quantity.Figure it is seen that poplar tree
Stake coppice shoot quantity and felling after stubble height there are significant linear dependences.I.e. with felling stubble height increase,
The branch that each stake is sprouted also gradually increases.
Fig. 3 reflects the relationship between poplar stub perimeter (or diameter) and coppice shoot Seedling height.From figure 3, it can be seen that cutting down
Without apparent correlativity between stake perimeter and the growth of poplar stub coppice shoot height.With the height of the increase coppice shoot of stub perimeter
Degree does not show corresponding variation tendency, that is to say, that Gao Sheng of the stump perimeter (or diameter) for sprouting branch
Length does not influence significantly.
Fig. 4 reflects the correlativity of stump perimeter Yu each stake coppice shoot quantity.As can be seen that stump perimeter and each stake of poplar
Though there are apparent non-linear relations without apparent linearly related between coppice shoot quantity.Stub coppice shoot quantity and stub week
Meet parabolic regression model between length.According to Fig. 4, as stump Zhou Changwei 45cm~55cm, every coppice shoot quantity is most,
About more than 20/;And when stump perimeter is less than 45cm or is greater than 55cm, then every coppice shoot quantity gradually decreases.This shows
Poplar stump perimeter has apparent influence to the coppice shoot quantity of stump.
Inhibitor spraying effect test before 2 poplar stub of embodiment is sprouted
The testing site of this test is selected under the transmission line of electricity of Xuzhou.The age of stand before poplar felling is life in 4 years.Selected inhibition
Agent has 4 kinds, respectively glyphosate, paclobutrazol, cycocel, alar-85.
Show on the florescence big jujube tree of non-band girdle according to existing research data, is used when jujube plays raw 8~9 blades before spending
2000~3000mgL-1Paclobutrazol set sprinkling entirely, fruit-setting rate improves 2 times or more than control;Before spending or flowering stage is set entirely and is sprayed
2500mg·L-1Cycocel (CCC), can be effectively controlled jujube head growth, and fruit-setting rate improves 2 times or more than control[46-47].Paclobutrazol
2000mg·kg-1It can be very good to promote Young peach trees, pear tree in advance at flower, the height that can obviously inhibit treelet dry, rugosity increase
And shoot length, branch length value added reduce 70.28%~66.04% than control, cycocel 2000mgkg-1、
4000mg·kg-12 years raw Kubo peach seedling trees are handled, dry crude growth rate is apparently higher than control[48-49]。
Therefore, the processing level design of each inhibitor is 0 (control), 2000mgL-1、3000mg·L-1、4000mg·L-1, 3 repetitions.The amount of application of inhibitor is 1 liter/.It is tested for the first time on March 20th, 2009, stub is implemented before sprouting, in
Carry out on August 20th, 2009 the investigation of inhibitor treatment effect.
As a result with analysis
2 inhibitor of table sprays the influence (Xuzhou point, unit: cm) to the growth of poplar stub coppice shoot
Note: data are the average value of 3 stub highest coppice shoots in table
Table 2 reflects the inhibitory effect that different inhibitor sprout poplar stump.As can be seen that glyphosate sprouts stub
And coppice shoot growth has apparent inhibitory effect, the coppice shoot height respectively handled is significantly lower than control, and effect is with concentration for the treatment of
Increase more significant.When concentration is 2000mgL-1When, coppice shoot averaged maximum height is 109.7cm, and compares 242.0cm phase
Than reducing about 55%;When concentration for the treatment of is 3000mgL-1When, coppice shoot averaged maximum height is only 45.7cm, than control
Have dropped 81%;And when concentration for the treatment of is 4000mgL-1When, stub is all dead, fails to sprout.
Paclobutrazol sprouts poplar stub and the growth of coppice shoot also has certain inhibiting effect.Variance analysis shows everywhere
The coppice shoot height of reason with compare between difference reach the level of signifiance (p=0.021), but difference is not significant between each processing.With
Control is compared, and paclobutrazol is applied, and the coppice shoot Seedling height of poplar stump can be made to reduce 33%-44%.
The inhibitor effect that cycocel and alar-85 sprout poplar stub is unobvious.The coppice shoot height respectively handled with compare it is several
There is no difference, differs maximum and be no more than 4% yet.This explanation, cycocel and alar-85 be not significant to the inhibiting effect of poplar.
Test result shows: before the sprouting of poplar stub, spraying 2000mgL-1Glyphosate and 4000mgL-1's
Paclobutrazol can inhibit the sprouting of poplar stub and the growth of coppice shoot, and inhibiting rate is between 40%-50%, and the suppression of glyphosate
Effect processed is better than paclobutrazol;And cycocel and alar-85 do not have obvious effects on then.
Inhibitor soil applies effect test before 3 poplar stub of embodiment is sprouted
The testing site of this test is selected in Nanjing Lishui County when spring-is when under 500 KV transmission line of favour.Poplar felling
The preceding age of tree is life in 5 years.According to the test result of Xuzhou point, two kinds of reagents of cycocel and alar-85 are eliminated, glyphosate is remained
And paclobutrazol, in addition, increasing a kind of inhibitor again, hexazinone selects 3 kinds of inhibitor to be tested.Xuzhou point experiment knot
Fruit shows, inhibitor (such as 2000mgL of high concentration-1More than) there is apparent suppression to the sprouting of poplar stump and coppice shoot growth
Production is used.In view of inhibitor degradation, residual on the possible influence of ecological environment, if the inhibitor of low concentration also has suppression
Effect processed, then, its influence to ecological environment will be reduced by reducing application concentration.Therefore, in this test, the place of inhibitor
Managing level design is 0,300mgL-1, 500mgL-1, 700mgL-1, 3 repetitions.
The amount of application of inhibitor is 1 liter/.The method of administration of inhibitor is applied using soil, i.e., in 3 sides of each stake, about away from
1 meter, wide 20cm 1 long, the ditch of deep 20cm is respectively dug in 1 meter of base portion of place, then applies 1 liter of prepared inhibitor solution
In ditch, burial of banketing.It is tested on April 5th, 2010, poplar stub is implemented before sprouting, and is pressed down on October 20th, 2010
The investigation of preparation effect.
3 inhibitor soil of table applies the influence (Lishui point, unit: cm) to the growth of poplar stub coppice shoot
Note: data are the average value of 3 stub highest coppice shoots in table.
From table 3 it can be seen that inhibitor glyphosate and hexazinone are sprouted to poplar stub and coppice shoot growth is with more apparent
Inhibiting effect, each coppice shoot height that handles is substantially less than control treatment (p=0.023, p=0.031), and with concentration for the treatment of
Increase, inhibiting effect enhancing.When glyphosate concentration is 300mgL-1When, coppice shoot averaged maximum height is 376.0cm, and right
It is compared according to (403.3cm), reduces about 7%;When concentration for the treatment of is 500mgL-1When, coppice shoot averaged maximum height is only
327.3cm has dropped 19% than control;And when concentration for the treatment of is 700mgL-1When, coppice shoot averaged maximum height is only
250.0, about 39% is had dropped than control.
Hexazinone also has obvious effect to the sprouting of poplar stub and coppice shoot growth.When hexazinone concentration for the treatment of is
700mg·L-1When, stub averaged maximum height compared with the control, has dropped 17%.Obviously, using soil ditch applying method, ring
The inhibitory effect of piperazine ketone will be lower than glyphosate.
Poplar stub is sprouted in the ditch spread of paclobutrazol soil and the effect of coppice shoot growth is less obvious, although, generally, everywhere
The coppice shoot height of reason is also below control (table 3), but difference is not up to the statistical level of signifiance (p=0.211).With to photograph
Than maximum difference is 500mgL-1Processing, only has dropped 11%.
Test result shows: before the sprouting of poplar stub, using soil ditch spread 700mgL-1Glyphosate and hexazinone
It can inhibit the sprouting of poplar stub and the growth of coppice shoot, and the inhibitory effect of glyphosate is better than hexazinone;And paclobutrazol soil is applied
Inhibitory effect it is then unobvious.
Inhibitor application effect is tested after 4 poplar stub of embodiment is sprouted
The testing site of this test is selected in positioned at Nanjing Forestry University's cultivating seedlings base of Zhengjiang City, soil experimental field
Earth is the viscous loamy texture yellowish soil of Alluvial deposit soil from Yangtze River development, and the age of tree before poplar felling is annual.In view of selected trees
To be annual, plant is immature, and shoot and leaf growth is sparse, so it is smaller to receive inhibitor area, so in four kinds of inhibitor, it is right
Multiple-effect is frustrated except application is in addition to foliage-spray, and also the native method applied of increase, excess-three kind only carry out foliage-spray.
5 kinds of processing are divided by inhibitor type, respectively paclobutrazol soil is applied, paclobutrazol sprays, cycocel sprays, alar-85
Spray, glyphosate sprays, every kind of processing level design is 0 (control), 2000mgL-1、3000mg·L-1、4000mg·L-1, 3
Secondary repetition, using completely random district's groups test design method, as shown in Figure 5.
Experimental field seedlings of poplar cutting propagation density is 40cm × 40cm.Since density is larger, stub is smaller, this item test
Using field plot trial, the area of every cell is 100cm × 80cm, including about 6~8 stubs, each experimental plot interval two
Row protection row, the cross influence after preventing pharmacy application, can such as the poplar seedlings missing in some cell if there is special circumstances
It is appropriate to change experimental plot and protect the poplar seedlings line number in row cell, it is specifically shown in Fig. 5.Wherein 1,2,3 respectively represent it is low,
Middle and high 3 kinds of concentration, blank area are protection row.The amount of application of inhibitor is 1 liter/cell, is uniformly sprayed on each stake.
Spraying time is on April 23rd, 2009, and stub is implemented after sprouting, and is in growth of poplar season, the application same day is to institute
There is treelet height to measure, records all data;The same year August 6 days, for the second time to all treelets progress elevation carrection, and with
The data measured for the first time compare, to analyze the inhibitory effect of various medicaments.
The inhibiting rate (Zhenjiang point, unit: %) that coppice shoot is grown after 4 inhibitor of table sprouts poplar stub
Growth inhibition situation after different inhibitor sprout poplar stump is reflected by table 4, Fig. 6.As can be seen that through short
Strong element soil applies 1 year growing poplar stub of processing, and height growth amount of the coppice shoot during Growing season is with drug concentration after sprouting
Increase and reduce.In vegetative growth phase, three kinds of concentration processing show inhibitory effect, compared with concurrent control seedling,
The high incrementss of seedling tree for applying medicament reduce 2%, 6.50%, 11.70% respectively, but whole inhibitory effect and unknown
It is aobvious.Illustrate to apply concentration 4000mgL in vegetative growth phase-1Cycocel can inhibit the growth pattern of poplar seedlings, to control
The tree high growth amount of poplar processed, but the inhibitory effect of high concentration is not fairly obvious.
Apply 1 year growing poplar stub of processing through alar-85 soil, after sprouting height growth amount of the coppice shoot during Growing season with
The increase of drug concentration and reduce.In vegetative growth phase, three kinds of concentration show inhibitory effect, with concurrent control seedling
It compares, the high incrementss of seedling tree for applying medicament reduce 4.60%, 7.70%, 7.72% respectively, whole inhibitory effect
It is unobvious.Illustrate to apply alar-85 in vegetative growth phase and have no good effect to the growth for inhibiting poplar seedlings.
1 year growing poplar stub through the spray processing of paclobutrazol blade face, height growth amount of the coppice shoot in growth period after sprouting
It is substantially reduced with the increase of drug concentration.In vegetative growth phase, three kinds of concentration show apparent inhibitory effect, with
Concurrent control seedling is compared, and the high incrementss of seedling tree for applying medicament reduce 62.60%, 72.80%, 75.80% respectively,
Low concentration all has reached the inhibitory effect greater than 50%.Illustrate in vegetative growth phase, applies concentration by foliage-spray
2000mg·L-1Paclobutrazol, the growth pattern of poplar seedlings can be inhibited very well, control the tree high growth amount of poplar.
Apply 1 year growing poplar stub of processing through paclobutrazol soil, after sprouting coppice shoot growth period height growth amount with
The increase of drug concentration and reduce.In vegetative growth phase, three kinds of concentration show apparent inhibitory effect, with the same period pair
It is compared according to seedling, the high incrementss of seedling tree for applying medicament reduce 18.80%, 36.20%, 37.70% respectively.
3000mg·L-1Concentration paclobutrazol has certain inhibitory effect, 2000mgL to poplar seedlings growth-1Paclobutrazol is to poplar children
The inhibitory effect of seedling is somewhat poorer.Meanwhile from application method, the inhibitory effect of paclobutrazol foliage-spray is apparently higher than more
Effect azoles soil applies the inhibitory effect of processing.
The poplar saplings for applying glyphosate are all dead, illustrate that glyphosate drug effect is very strong, the preliminary concentration that glyphosate is arranged
It is excessively high.
As can be seen that the inhibitory effect of cycocel and alar-85 is undesirable in Fig. 7, wherein peak only reaches 11.70%;It is more
The inhibitory effect that the foliage-spray and soil for imitating azoles are applied is relatively obvious, wherein the low concentration 2000mgL of foliage-spray-1With to photograph
Than having reached 62.60% to growth of seedling height inhibitory effect, high concentration 4000mgL-1Inhibitory effect be even up to
75.80%;For the different administration method of paclobutrazol, the inhibitory effect of foliage-spray is got well than the inhibitory effect that soil is applied;Application
The seedling of glyphosate medicament is all dead.
Summarize the test result of poplar stub Germination suppression test, it is believed that: (1) chemical inhibitor glyphosate, paclobutrazol pair
Poplar stub is sprouted and coppice shoot growth has apparent inhibiting effect, and in general, the effect of glyphosate is optimal;And it is short strong
The effect of element and alar-85 is poor, sprouts to poplar stub and coppice shoot growth is almost without inhibiting effect.(2) inhibitor administration time
There is apparent influence to inhibitory effect.The effect that inhibitor is tested after the sprouting of poplar stub (about by the end of April or at the beginning of 5 months) is bright
It is aobvious to be better than application before sprouting.(3) therefore, to the inhibition of the sprouting of poplar stub and coppice shoot growth, it is sweet that certain density grass can be used
Phosphine, hexazinone, paclobutrazol, in 5 annual~June, poplar stump carries out spraying processing after sprouting.The concentration of inhibitor, grass
Sweet phosphine can be configured to 700~1000mgL-1Aqueous solution, it is contemplated that its residual in the soil and the influence to environment, with low
In 1000mgL-1Concentration be advisable;Likewise, hexazinone also should be to be not less than 1000mgL-1It is advisable;And paclobutrazol then needs
Prepare 4000mgL-1Above concentration is advisable.
Claims (9)
1. a kind of inhibition growing method of poplar stub, which is characterized in that it includes the following steps:
After poplar stump, inhibitor is applied.
2. inhibition growing method according to claim 1, which is characterized in that the age of stand of the poplar is 3~5 years.
3. inhibition growing method according to claim 1, which is characterized in that the stump time is application inhibitor the previous year
Mid or late November.
4. inhibition growing method according to claim 1, which is characterized in that Stump height is 40~80cm.
5. inhibition growing method according to claim 1, which is characterized in that stump Zhou Changwei is less than 35cm or is greater than
65cm。
6. inhibition growing method according to claim 1, which is characterized in that the method for administration of inhibitor be spray or soil
It applies.
7. inhibition growing method according to claim 1, which is characterized in that the administration time of inhibitor is after poplar stump
Before rudiment and/or after poplar sprouts of stump.
8. inhibition growing method according to claim 7, which is characterized in that apply inhibitor after poplar stump before rudiment
Time is after stump 4 months, and the time of application inhibitor is 1 month after rudiment after poplar sprouts of stump.
9. inhibition growing method according to claim 1, which is characterized in that the inhibitor be glyphosate, paclobutrazol,
Any one or the combination of several of them in cycocel, alar-85 and hexazinone.
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CN113812278A (en) * | 2021-06-16 | 2021-12-21 | 河南省科学院地理研究所 | Method for treating plant diseases of earthen sites |
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王海华等: "尾叶桉人工林伐桩及其萌芽枝抑制处理研究", 《林业与环境科学》 * |
胡玉梅等: "农田防护林杨树伐根控制萌蘖更新技术", 《科技创新导报》 * |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN113812278A (en) * | 2021-06-16 | 2021-12-21 | 河南省科学院地理研究所 | Method for treating plant diseases of earthen sites |
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