CN109362741A - A method of inhibit plant to generate Allergic pollen - Google Patents
A method of inhibit plant to generate Allergic pollen Download PDFInfo
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- CN109362741A CN109362741A CN201811458733.4A CN201811458733A CN109362741A CN 109362741 A CN109362741 A CN 109362741A CN 201811458733 A CN201811458733 A CN 201811458733A CN 109362741 A CN109362741 A CN 109362741A
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
- A01N43/48—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with two nitrogen atoms as the only ring hetero atoms
- A01N43/58—1,2-Diazines; Hydrogenated 1,2-diazines
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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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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N33/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic nitrogen compounds
- A01N33/16—Biocides, pest repellants or attractants, or plant growth regulators containing organic nitrogen compounds containing nitrogen-to-oxygen bonds
- A01N33/18—Nitro compounds
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N41/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a sulfur atom bound to a hetero atom
- A01N41/02—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a sulfur atom bound to a hetero atom containing a sulfur-to-oxygen double bond
- A01N41/04—Sulfonic acids; Derivatives thereof
- A01N41/08—Sulfonic acid halides; alpha-Hydroxy-sulfonic acids; Amino-sulfonic acids; Thiosulfonic acids; Derivatives thereof
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Abstract
The invention discloses a kind of methods that inhibition plant generates Allergic pollen, comprising the following steps: before the physiological flower bud differentiation phase of plant 1 ~ 50 day will self-control bud differentiation to inhibit medicament by raw medicine concentration be that 0.8g/L ~ 45g/L is sprayed or is 0.8g/dm ~ 45g/dm diameter of a cross-section of a tree trunk 1.3 meters above the ground trunk injection by raw medicine dosage；Wherein, self-control bud differentiation inhibits the raw material of medicament in terms of 1000 parts by weight, and raw material includes: 5 parts ~ 660 parts raw medicines, and clout is auxiliary agent；The raw medicine is that any one in 1,2- dihydro -3,6- Pyridazindione and dinitroaniline herbicide or both is compounded with arbitrary proportion.It is an advantage of the invention that plant bud differentiation can be inhibited, and then it is manipulated into differentiating to leaf bud, achievees the purpose that plant is inhibited to generate Allergic pollen.
Description
Technical field
The present invention relates to afforestation fields, more specifically, it relates to which a kind of inhibit plant to generate Allergic pollen
Method.
Background technique
Plant is the main body of urban afforestation, plant by beautiful posture, colourful greenery, the five colours pattern, charming
The Ecosystem Service of the fragrance of a flower and multiple beneficial moulds the sentiment of people and beautifies our life.But many plant pollens
With different degrees of sensitization, the ornamental value of especially some anemophily flowering plants, flower is smaller, and the pollen of these plants
Body is very small, when being with the naked eye difficult to differentiate, but largely occurring in air, can make one nasal obstruction, sneezing, runny nose, larynx occur
Phenomena such as throat itches, eyelid swelling, or even whole skin surprise occur and itch, play the allergy such as rash block and the scales of skin that peel off, decortication, or even cause
Bronchitis or asthma.Make patient's cisco unity malfunction, causes the pain in economic loss and body, and can be by annual
Contact repeatedly in pollen season gradually aggravate in addition life-threatening (the China gas such as leaf generation Thailand pass and the Beijing pollen [M]: section
Publishing house, 1998).
In the Allergic Rhinitis that the whole world surpasses 500,000,000 populations, 50% the above are pollen hypersensitivities to cause (Bousquet
J,Khaltaev N,Cruz AA,et al.2008.Allergic rhinitis and its impact on asthma
(ARIA)2008update(in collaboration with the World Health Organization,GA(2)LEN
and AllerGen).Allergy,63(Suppl 86):8–160).Incidence of pollinosis show rise year by year, age of onset
Tend to rejuvenation.In addition, environmental pollution can aggravate pollen sensitization, this sensitization can with the increase of atmosphere pollution level and
Improve (D ' Amato G.2011.Effects of climatic changes and urban air pollution on
the rising trends of respiratory allergy and asthma.Multidiscip Respir Med,6
(1):28-37).Thus, pollen allergic problem has become one of research hotspot both domestic and external.
Research about pollen problem both at home and abroad focuses primarily upon pollen type and sensitization rate, pollen transmission diffusion rule
Rule, sensibiligen because and pollinosis treatment technology etc..In terms of pollen type and sensitization rate, due to different geographical plant
Community distribution is different, and there are significant difference, such as European Arctic Circle region masters between different geographical for main Allergic pollen type
Want Allergic pollen be birch pollen, Central Europe be coniferous tree, birch and hemp pollen, Eastern Europe be hemp, wormwood and ragweed pollen,
Mediterranean Region is wall pellitory, olive, hemp and cypress pollen (D ' Amato G, Cecchi L, Bonini S, et
al.2007.Allergenic pollen and pollen allergy in Europe.Allergy,62:976-990)；North
U.S. ten big pollens are artemisiifolia, mountainous region deodar, rye grass, maple, elm, mulberry tree, pecan, Oak Tree, Chenopodiaceae and Ya Li
Sang Nabai (White JF, Bernstein DI.2003.Key pollen allergens in north
America.Annals of allergy asthma&immunology,91(5):425-435)；Beijing Allergic pollen is main
From Pinaceae, Cupressaceae, Ulmaceae, Fraxinus, Ailanthus, artemisia, Humulus, Populus, Salix, plane, structure category, Amaranthaceae,
The plants such as Cyperaceae and grass family (pollen-allergenic plant and its influence factor Acta Ecologica Sinica in the city the .2007. such as pungent Jia Nan,
9:3820-3827), all over China main Allergic pollen plant be shown in Table 1 (research of the .2015. pollen hypersensitivity such as Yang Qiongliang into
Open up China agronomy notification, 31 (24): 163-167).
Table 1:
Currently, 10 big backbone arbor species of Beijing city afforestation application, wherein poplar, willow, torch tree, arbor-vitae, Chinese juniper
This 8 kinds of plants of cypress, Chinese wax, Chinese pine and ginkgo are anemophilous flower, can produce Allergic pollen pollution, only Chinese scholar tree and 2 kinds of locust tree plants
Object is rarely formed pollen contamination.Spring plant loose powder peak period, hospital's allergic human population's Number of Outpatients increase sharply, and allergic reaction serious person is not
It can work normally, studying and living, cause the pain and economic loss on body and mind.Existing pollen allergic problem is gradually
The concern for causing various circles of society becomes city management department problem in the urgent need to address.
Summary of the invention
In view of the deficiencies of the prior art, the present invention intends to provide a kind of inhibition plant generation Allergic pollen
Method, have the advantages that inhibit plant generate Allergic pollen.
To achieve the above object, the present invention provides the following technical scheme that a kind of inhibit plant to generate Allergic pollen
Method, comprising the following steps: inhibit medicament to press raw medicine self-control bud differentiation in 1~50 day before the physiological flower bud differentiation phase of plant
Concentration is that 0.8g/L~45g/L is sprayed or is 0.8g/dm~45g/dm diameter of a cross-section of a tree trunk 1.3 meters above the ground trunk injection by raw medicine dosage；
Wherein, self-control bud differentiation inhibits the raw material of medicament in terms of 1000 parts by weight, and raw material includes: 5 parts~660 parts raw medicines,
Clout is auxiliary agent；
The raw medicine is any one in 1,2- dihydro -3,6- Pyridazindione and dinitroaniline herbicide or both with any
Ratio compounding.
By using above-mentioned technical proposal, self-control bud differentiation inhibitor is used for plant by means of the present invention,
It can inhibit plant bud differentiation, and then be manipulated into differentiating to leaf bud, achieve the purpose that plant is inhibited to generate Allergic pollen.
Further, the self-control bud differentiation inhibits the formulation rate of medicament to be 1.6g/L~38.5g/ with raw medicine concentration
L is sprayed or is 1.6g/dm~38.5g/dm diameter of a cross-section of a tree trunk 1.3 meters above the ground trunk injection by raw medicine dosage.
Further, the trunk injection mode is high pressure trunk injection or gravity flow trunk injection, wherein gravity flow tree
Dry injection method in hanging bag or plug bottle any one.
Further, the self-control bud differentiation inhibits the raw material of medicament in terms of 1000 parts by weight, and raw material includes:
Further, the self-control bud differentiation inhibits the raw material of medicament in terms of 1000 parts by weight, and raw material includes:
Further, the determination of plant physiological flower bud differentiation phase is obtained by testing at experimental condition C, experimental condition C
Concrete operations are as follows:
After the raw medicine is diluted 150 times, in the Sheng Ye Qihou of a certain tree species, different plants are successively postponed to spray within one week 1 time；
According to the development trend of bud variable quantity when the tree species florescence in next year, bud variable quantity after application is occurred by few change mostly reverse
The physiological flower bud differentiation phase of 2~3 days determining tree species in front and back of last spray date.Further, in the same of different regions
The operation of experimental condition C is carried out in plant different plants, then, with the latitude of a certain given area and the plant bud physiology point
The change phase is reference data, analyzes influence of the latitude to plant physiological flower bud differentiation phase, obtains other different regions and described specific
The difference of latitude in area and the increase and decrease rule of plant physiological flower bud differentiation phase.
It further, is reference, difference of latitude 1 latitude of every increase and decrease, the bud physiology point of the plant with latitude where Beijing
The change phase correspondingly increases and decreases 2~3.5 days.
Further, the dinitroaniline herbicide is selected from one or more of following raw medicine: N- sec-butyl -4-
Tert-butyl -2,6- dinitroaniline, N- (2 '-chloro- 6 '-luorobenzyl)-N- ethyl -2,6- dinitro -4- 5-trifluoromethylaniline, N-
(1- ethyl propyl) -2,6- dinitro -3,4- dimethylaniline, N- ethyl-N- (2- methyl -2- acrylic) -2,6- dinitro -
4- 5-trifluoromethylaniline, 2,6- dinitro-N, N- dipropyl -4- 5-trifluoromethylaniline, 2,4- dinitro-N3, N3- dipropyl -
6- benzotrifluoride -1,3- diamines, 4- isopropyl -2,6- dinitro-N, N- dipropyl aniline, N- (Cvclopropvlmethvl) -2,6- two
Nitro-N- propyl -4- (trifluoromethyl)-aniline, N- (2- chloroethyl) -2,6- dinitro-N- propyl -4- 5-trifluoromethylaniline,
3- diethylamino -2,4- dinitro -6- 5-trifluoromethylaniline, N, N- dipropyl -4- amino-sulfonyl -2,6- nitroaniline.
Further, the solvent is selected from toluene, dimethylbenzene, cyclohexanone, turpentine-based vegetable oil ND-45 and solvent naphtha S-
One or more of 150；
The emulsifier is selected from agriculture breast series emulsifier, NP series emulsifier, EL series emulsifier, AEO series emulsifier or poly-
One or more of sodium acrylate and phenylethylene-maleic anhydride；
The stabilizer is selected from one or both of aluminium-magnesium silicate, nipagin A sodium salt；
The dispersing agent is selected from one or both of sodium lignin sulfonate and naphthalenesulfonate formaldehyde condensation compound class；
The antifreezing agent is selected from one or more of ethylene glycol, propylene glycol and glycerine；
The defoaming agent is one or more of in n-butanol, polypropylene glycerol aether, dimethyl silicone polymer and organosilicon.
In conclusion the invention has the following advantages:
1, through the invention in method, plant bud differentiation can be inhibited, and then be manipulated into differentiating to leaf bud, to inhibit plant
Allergic pollen is generated, pollen hypersensitivity is solved and gives patient's bring pain；
2, according to the experimental condition C physiological flower bud differentiation phase that can determine plant and latitude for plant physiological flower bud differentiation phase
Influence, and then determine application initial time and the deadline of different places, and then the present invention can be used for different regions
Plant on；
3, the present invention is used for plant, it is good for solid control efficiency, finish in practice without prevention and treatment plant pollen medicine
The history of agent, popularization and application foreground are huge.
Specific embodiment
Invention is further described in detail with reference to embodiments.
Plant includes anemophilous flower arbor such as poplar, willow, Chinese pine, juniper, ginkgo, plane tree, arbor-vitae, white in the following contents
Pi Song, Chinese wax, deodar, larch, dragon spruce, torch tree, tree-of-heaven, paper mulberry, horse-tail, robur, birch and elm etc. further include wind
Matchmaker spends herbaceous plant such as artemisiifolia, nettle, artemisia, humulus grass, Chenopodium, goldenrod, Chinese herbaceous peony, polygonaceae and gramineae plant etc..
Inhibit plant bud differentiation to reach, is manipulated into differentiating to leaf bud, and then plant is inhibited to generate Allergic pollen, this
The inventor of invention it is a large amount of consult both at home and abroad about plant differentiation, growth, callus induction, differentiation and growth document base
On plinth, filter out may on the influential medicament of plant bud differentiation, by the medicament screened and with the medicament structure and function
Other medicaments that can be similar carry out screening test as reagent agent, then select characteristic of ginkgo male plants to plant as test in Beijing area
Object is tested at experimental condition C.
Experimental condition C concrete operations are as follows: will be for after 150 times of medicine reagent dilutions, after characteristic of ginkgo male plants lamina peak period 15 days
(i.e. mid-April) starts to be sprayed on the blade of plant, is administered in the different plants of plant every other week, and mark,
Until by the end of August, such as in April 17, April 24, May 1, May 8, May 15, May 22, May 29, June 5,6
The moon 12 days, June 19, June 26, July 3, July 10, July 17, July 24, July 31, August 7 days, August 14th
In being administered on characteristic of ginkgo male plants；
When next year plant Ginkgo biloba staminiferous plant is in and blooms peak period, the item of different reagent agents and different spraying times is observed and counted
The flower of characteristic of ginkgo male plants different plants under part and the quantity of bud, according to the characteristic of ginkgo male plants after application medicament, whether there is or not colored and buds
The case where largely reducing judges whether medicament used plays the role of inhibiting bud differentiation；
Meanwhile can according to characteristic of ginkgo male plants different plants different time spray it is above-mentioned have bud differentiation inhibiting effect medicament after
The next year colored quantity with bud quantity, determines the physiological flower bud differentiation phase of characteristic of ginkgo male plants, since medicament has certain half-life period,
Medicament effect of the plant because of agent degradation without generating inhibition bud differentiation earlier is sprayed under doses, when such as spraying
Between when being the plant second year investigation on April 17 majority bud be bud, spray date is April 24, May 1, May 8, May
15 days, May 22, on May 29 these times the investigation of plant second year when majority bud be leaf bud, the bud differentiation of plant pressed down
System, bud is bud when the plant second year being administered after June 5 is investigated, then the bud Physiological Differentiation of Beijing area characteristic of ginkgo male plants
Phase 2~3 days before and after June 1, the physiological flower bud differentiation phase of characteristic of ginkgo male plants can be determined by the method, while according to ginkgo
The maximum application dosage that phytotoxicity does not occur, the medicament that can bear divide in the intracorporal degradation rate of plant and medicament in ginkgo bud
The minimum Dosages of change phase, it can be deduced that be administered for 1~50 day before physiological flower bud differentiation phase, have for characteristic of ginkgo male plants and inhibit
The effect of bud differentiation.
By above-mentioned experimental condition C, the present invention, which filters out the reagent agent inhibited to plant bud differentiation, to be had:
1,2- dihydro -3,6- Pyridazindione, N- sec-butyl -4- tert-butyl -2,6- dinitroaniline, N- (2 '-chloro- 6 '-luorobenzyl)-N-
Ethyl -2,6- dinitro -4- 5-trifluoromethylaniline, N- (1- ethyl propyl) -2,6- dinitro -3,4- dimethylaniline, N- second
Base-N- (2- methyl -2- acrylic) -2,6- dinitro -4- 5-trifluoromethylaniline, 2,6- dinitro-N, N- dipropyl -4- trifluoro
Methylaniline, 2,4- dinitro-N3, N3- dipropyl -6- benzotrifluoride -1,3- diamines, 4- isopropyl -2,6- dinitro-N, N-
Dipropyl aniline, N- (Cvclopropvlmethvl) -2,6- dinitro-N- propyl -4- (trifluoromethyl)-aniline, N- (2- chloroethyl) -2,
6- dinitro-N- propyl -4- 5-trifluoromethylaniline, 3- diethylamino -2,4- dinitro -6- 5-trifluoromethylaniline, N, N- bis-
Propyl -4- amino-sulfonyl -2,6- nitroaniline.Wherein, except except 1,2- dihydro -3,6- Pyridazindione, remaining is dinitro
Effect component in base phenyl amines herbicide.1,2- dihydro -3,6- Pyridazindione can be single with dinitroaniline herbicide
The bud differentiation of plant is solely worked and inhibits, the two can also play inhibiting effect unanimous on the whole with arbitrary proportion compounding.
By the above-mentioned reagent agent inhibited to characteristic of ginkgo male plants bud differentiation filtered out according to ginkgo test bar
Part C is sprayed in the different plants of plants such as Chinese white poplar, Chinese pine, silk ribbon willow, arbor-vitae, juniper, lacebark pine, Chinese wax and plane tree, is tested
Demonstrate,proved it is above-mentioned filter out be also applied for Chinese white poplar, Chinese pine, silk ribbon willow, arbor-vitae, juniper, lacebark pine, Chinese wax and outstanding bell for medicine reagent
The plants such as wood, meanwhile, also obtain the plants such as Chinese white poplar, Chinese pine, silk ribbon willow, arbor-vitae, juniper, lacebark pine, Chinese wax and plane tree
Physiological flower bud differentiation phase, using Beijing area as trial zone, Populus tomentosa in Beijing staminiferous plant physiological flower bud differentiation phase was June 15
Front and back 2~3 days；Silk ribbon willow staminiferous plant front and back on June 25 2~3 days；Characteristic of ginkgo male plants front and back on June 1 2~3 days；Juniper staminiferous plant May 20
Front and back 2~3 days；Chinese wax staminiferous plant front and back on June 5 2~3 days；Chinese pine front and back on July 3 2~3 days；Arbor-vitae staminiferous plant front and back on May 27 2
~3 days；Lacebark pine front and back on July 10 2~3 days；Plane tree front and back on June 15 2~3 days.
Because only that latitude variation or height above sea level sharply change the physiological differentiation stage that can just change plant, therefore by above-mentioned confession
Medicine medicament is sprayed in the different plant different plants of different regions according to experimental condition C, such as Beijing and Shandong Zibo, according to next
Year plant bud quantity, determines influence of the latitude to plant physiological flower bud differentiation phase, proves through a large number of experiments, the every increase and decrease 1 of latitude
Degree, the physiological differentiation stage of plant also can correspondingly increase and decrease 2~4 days.
The functional group of dinitroaniline herbicide sees below formula (I):
Through studying, dinitroaniline herbicide interferes the assembling of spindle microtubule in plant cell by the above functional group
And make cellular retention in mitosis metaphase, thus by interfering the mitosis and cell division of seedling new root and bud to cause
Effect, but it is little to seedling effect, seedling cannot be killed.Dinitroaniline also has spindle microtubule in interference plant cell to seedling
Assembling and interfere the mitosis and cell division of seedling bud, that is, above-mentioned dinitroaniline herbicide is used for seedling,
Phytotoxicity is not generated under doses, but the physiological metabolism generation of seedling is acted on, specific manifestation are as follows: in plant bud differentiation
Physiological differentiation stage before apply, may interfere with bud and be divided into bud, after the physiological differentiation stage to bud, medicament is by plant metabolism point
Solution, drug effect release, and bud continues to be divided into leaf bud.Thus this medicament is to normal growth and development of the plant in addition to bud differentiation without significant
It influences.
By above-mentioned screening test, the present invention is using above-mentioned reagent agent as raw medicine, to prepare self-control bud differentiation suppression
Pharmacy agent.
It makes bud differentiation in following application examples by oneself and inhibits medicament, the raw material of the medicament is made in terms of 1000 parts by weight, it is former
Material includes: that raw material includes: 5 parts~660 parts raw medicines, and clout is auxiliary agent；
Specifically, raw material includes:
Wherein, the effect group of raw medicine be divided into above by experimental condition C obtain for one or more of medicine medicament with
Arbitrary proportion mixes, the effect component in specially 1,2- dihydro -3,6- Pyridazindione and dinitroaniline herbicide, can
To be that 1,2- dihydro -3,6- Pyridazindione is used individually with dinitroaniline herbicide, both it is also possible to any ratio
Example is compounded and is played a role, and is also possible to one or more of dinitroaniline herbicide effect component and is used in compounding；
Wherein, the dosage form of the medicament be missible oil, suspending agent, micro-capsule suspension, micro emulsion suspending agent, aqueous emulsion, water dispersible granules,
Wettable powder or finish；
Solvent is selected from one or more of toluene, dimethylbenzene, cyclohexanone, turpentine-based vegetable oil ND-45 and solvent naphtha S-150；
Emulsifier is selected from agriculture breast series emulsifier (preferably calcium dodecyl benzene sulfonate), (preferably nonyl phenol is poly- for NP series emulsifier
Ethylene oxide ether phosphoric acid esters), EL series emulsifier (preferably castor oil polyoxyethylene ether), AEO series emulsifier (preferred fat alcohol
Polyoxyethylene ether) or one or more of Sodium Polyacrylate and phenylethylene-maleic anhydride；
Stabilizer is selected from one or both of aluminium-magnesium silicate, nipagin A sodium salt；
Dispersing agent is selected from one or both of sodium lignin sulfonate and naphthalenesulfonate formaldehyde condensation compound class；
Antifreezing agent is selected from one or more of ethylene glycol, propylene glycol and glycerine；
Defoaming agent is one or more of in n-butanol, polypropylene glycerol aether, dimethyl silicone polymer and organosilicon.
In the present invention, play main function to plant flowers bud inhibition is raw medicine component in medicament, therefore above-mentioned medicament
In auxiliary agent be only those skilled in the art's usual auxiliaries during preparing medicament, the agent that those skilled in the art can prepare according to medicament
Type selects different auxiliary agents, can select in above-mentioned auxiliary agent, can also be replaced or be supplemented with other auxiliary agents.
Inhibit medicament that can use the method sprayed self-control bud differentiation obtained after above-mentioned raw medicine and additive compound,
Can be by the way of diameter of a cross-section of a tree trunk 1.3 meters above the ground trunk injection, wherein the mode of diameter of a cross-section of a tree trunk 1.3 meters above the ground trunk injection includes but is not limited to high pressure trunk injection, hangs
The gravity flows trunk injection method such as bag injection and gravity flow plug bottle.
Above-mentioned solvent, emulsifier, stabilizer, dispersing agent, antifreezing agent, defoaming agent be it is commercially available, prepared in following application examples
Inhibit the medicament of plant bud differentiation is raw materials used to be illustrated by taking 1000g as an example.
It is the preparation example that self-control bud differentiation inhibits medicament used in the method for the present invention below.
Preparation example 1
350g raw medicine N- (2- chloroethyl) -2,6- dinitro-N- propyl -4- 5-trifluoromethylaniline is dissolved in 500g xylene solvent
In after completely dissolution, 30 grams of NP-10 and 30 gram of Span-80, two kinds of emulsifiers are added, after being sufficiently stirred, missible oil is made, then plus
Enter 40g glycerine as antifreezing agent, as defoaming agent, 25g naphthalenesulfonate formaldehyde condensation compound is used as to be divided 2g dimethyl silicone polymer
Powder, 1g nipagin A sodium salt are supplied with solvent xylene when less than 1000g, are finally sufficiently stirred as stabilizer
It mixes, missible oil is made up to target agent-self-control bud differentiation and inhibits medicament.
Making bud differentiation in preparation example 2~5 by oneself inhibits medicament to carry out according to method in preparation example 1, the difference is that, respectively
A preparation example is configured according to the amount of each raw material in table 1, is obtained self-control bud differentiation and is inhibited medicament.
Table 1:
Preparation example 6
Making bud differentiation by oneself inhibits medicament to carry out according to the method for preparation example 1, the difference is that, raw medicine selects N- (1- ethyl
Propyl) -2,6- dinitro -3,4- dimethylaniline and N- (2- chloroethyl) -2,6- dinitro-N- propyl -4- trifluoromethylbenzene
Amine is with the mixing of 1:1 ratio.
Preparation example 7
Making bud differentiation by oneself inhibits medicament to carry out according to the method for preparation example 1, the difference is that, raw medicine is selected from 1,2- dihydro-
3,6- Pyridazindione and N- (2- chloroethyl) -2,6- dinitro-N- propyl -4- 5-trifluoromethylaniline are with the mixing of 4:5 ratio.
Preparation example 8
Making bud differentiation by oneself inhibits medicament to carry out according to the method for preparation example 1, the difference is that, raw medicine is selected as 1,2- dihydro-
3,6- Pyridazindione.
Application examples 1
A method of inhibit plant to generate Allergic pollen, comprising the following steps:
For the physiological flower bud differentiation phase of characteristic of ginkgo male plants 2~3 days before and after June 1, Ornamental Plants of Beijing District research institute, northern river are public
Garden and Ornamental Plants of Beijing District research institute east side greenery patches will make bud differentiation depressant by oneself on May 19th, 2017 in preparation example 1
Agent is that 10g/L is sprayed on Leaves In Male Plant of Ginkgo Biloba by raw medicine concentration, and medicament is uniformly sprayed on leave dual sides when spraying, until
Blade is wet, sprays primary.
In April, 2018 when control characteristic of ginkgo male plants is in full-bloom stage, is compareing and is testing the upper, middle and lower of characteristic of ginkgo male plants, the southeast
Northwest four direction takes 12 branches for being about 30cm at random, investigation control and bud number on test every branch of characteristic of ginkgo male plants and
Inflorescence number calculates the bud quantity of every bud, and the control efficiency that pollen is generated to characteristic of ginkgo male plants is measured with pollen control rate,
Middle pollen control rate=(control set average every bud flower bud number-test tree be averaged every bud flower bud number)/control tree averagely every bud bud
Number * 100%, test result is as shown in table 2.
Table 2:
As seen from the data in Table 2, N- (2- chloroethyl) -2,6- dinitro-N- propyl -4- 5-trifluoromethylaniline is to characteristic of ginkgo male plants pollen
Control efficiency it is good.
Application examples 2~9 is carried out according to method in application examples 1, the difference is that self-control bud point obtained in preparation example 1
Change and inhibit medicament spraying medicine concentration different, for 2~9 Chinese medicine spraying medicine concentration of application examples according to being sprayed in table 3, next year applies difference
Characteristic of ginkgo male plants after concentration carries out pollen control rate measurement respectively, and measurement result is as shown in table 3.
Table 3:
Application examples 10~13 is operated according to the method in application examples 1, the difference is that by medicament made from application examples 1 according to adding
Pressure trunk injection mode is injected, and instrument is Kang Lin 6HZ-W1020 injection machine for tree trunks, Kang Lin 6HZ-W1020 trunk injection
Penetrating machine is hand injection, and controlling injector pressure in the process is 0.11~0.55Mpa；10 Chinese medicine injection volume of application examples is control
Raw medicine dosage is the 0.8g/dm diameter of a cross-section of a tree trunk 1.3 meters above the ground, i.e. the every increase 1dm of the diameter of a cross-section of a tree trunk 1.3 meters above the ground of medicament injection guarantee trunk, and the amount of raw medicine increases in medicament
0.8g；11 Chinese medicine injection volume of application examples is that control raw medicine dosage is the 45g/dm diameter of a cross-section of a tree trunk 1.3 meters above the ground；12 Chinese medicine injection volume of application examples is control
Raw medicine dosage processed is the 1.6g/dm diameter of a cross-section of a tree trunk 1.3 meters above the ground；13 Chinese medicine injection volume of application examples is that control raw medicine dosage is the 38.5g/dm diameter of a cross-section of a tree trunk 1.3 meters above the ground；To next
The pollen control rate measurement result of year characteristic of ginkgo male plants is shown in Table 4.
Application examples 14
According to the method operation in application examples 10, the difference is that using plug bottle formula trunk injection method, it is male to next year ginkgo
The pollen control rate of strain the results are shown in Table 4.
Application examples 15
According to the method operation in application examples 10, the difference is that using hanging-bag type trunk injection method, it is male to next year ginkgo
The pollen control rate of strain the results are shown in Table 4.
Application examples 16 and application examples 17 are carried out according to method in application examples 1, the difference is that by self-control bud obtained
Differentiation inhibits medicament spraying time different, will make bud differentiation by oneself on April 15th, 2017 in application examples 16 and inhibit medicament by original
Concentration is that 10g/L is sprayed on Leaves In Male Plant of Ginkgo Biloba；Bud differentiation will be made by oneself on June 1st, 2017 in application examples 17 to inhibit
Medicament is that 10g/L is sprayed on Leaves In Male Plant of Ginkgo Biloba by raw medicine concentration.
Application examples 18-24 is carried out according to method in application examples 1, the difference is that respectively will be obtained in preparation example 2-8
Self-control bud differentiation inhibits medicament to be sprayed on ginkgo female plant blade by raw medicine concentration for 10g/L, after different agents application
Characteristic of ginkgo male plants carries out pollen control rate measurement respectively, and measurement result is shown in Table 4.
Table 4:
From table 3 and table 4 as can be seen that when medicament application amount is smaller, plant pollen control rate is smaller, when medicament application amount compared with
When big, pollen control rate is preferable；Generation phytotoxicity is produced without to plant when it can be observed that medicament application amount is smaller simultaneously, still
When medicament application amount is larger, certain phytotoxicity is generated for plant, when medicament application amount is 45g/L, plant pollen prevention and treatment
Rate effect is preferable, while also not generating phytotoxicity.
Application examples 25
It is operated according to 1 method of application examples, the difference is that, it is N- that self-control bud differentiation, which inhibits raw medicine used in medicament stock,
Self-control bud differentiation made from above-mentioned raw materials is inhibited medicament to exist by (1- ethyl propyl) -2,6- dinitro -3,4- dimethylaniline
Ornamental Plants of Beijing District research institute is that 4g/L is sprayed on juniper staminiferous plant scaly leaf by raw medicine concentration on May 5th, 2017, is sprayed
When medicament is uniformly sprayed on to scaly leaf front and back sides, until scaly leaf is wet, spray primary.
In April, 2018 when control juniper is in full-bloom stage, is compareing and is testing the upper, middle and lower of juniper, all directions four
Direction takes 12 branches for being about 30cm at random, and the globe daisy quantity in investigation control and test every branch of juniper calculates every
Globe daisy quantity measures the control efficiency that medicament generates pollen to juniper staminiferous plant with pollen control rate, wherein pollen control rate
=(control set average every branch globe daisy number-test tree be averaged every branch globe daisy number)/control tree averagely branch globe daisy number * 100%,
Test result is as shown in table 5.
Table 5:
As seen from the data in Table 5, N- (1- ethyl propyl) -2,6- dinitro -3,4- dimethylaniline imitates the prevention and treatment of juniper pollen
Fruit is good.
Application examples 26
A method of inhibit plant to generate Allergic pollen, is operated according to 1 method of application examples, the difference is that, Chinese pine
Bud physiological differentiation stage is 2~3 days before and after July 3, in Ornamental Plants of Beijing District research institute and northern river park June 20 in 2017
Day, the Temple of Heaven will make bud differentiation by oneself on June 21st, 2017 and medicament is inhibited to be sprayed on Chinese pine needle by raw medicine concentration for 8g/L
Medicament is uniformly sprayed on needle front and back sides by Ye Shang when spraying, until needle is wet, sprayed primary.
In May, 2018 when control Chinese pine is in full-bloom stage, is compareing and is testing the upper, middle and lower of Chinese pine tree, all directions four
A direction takes 12 band terminal bud branches, bud number and inflorescence number in investigation control and test every branch of Chinese pine tree, meter at random
Small inflorescence number on every branch is calculated, the control efficiency for generating pollen to Chinese pine staminiferous plant is measured with pollen control rate, wherein pollen
Control rate=(control set average every No. of inflorescences-test tree be averaged every No. of inflorescences)/control tree averagely every No. of inflorescences *
100%, test result is as shown in table 6.
Table 6:
As seen from the data in Table 6, N- sec-butyl -4- tert-butyl -2,6- dinitroaniline is good to the control efficiency of Chinese pine pollen.
Comparative example 1
It is operated according to the method for application examples 1, the difference is that it is that control raw medicine is dense that self-control bud differentiation, which inhibits medicament formulation rate,
Degree is 0.5g/L, inhibits medicament to be used for characteristic of ginkgo male plants self-control bud differentiation, the pollen control rate of characteristic of ginkgo male plants is measured as
11.59 ± 3.28%.It is found that when formulation rate is less than 0.8g/L, it is poor for the pollen control rate effect of plant.
Comparative example 2
It is operated according to the method for application examples 1, the difference is that it is that control raw medicine is dense that self-control bud differentiation, which inhibits medicament formulation rate,
Degree is 51.2g/L, inhibits medicament to be used for characteristic of ginkgo male plants self-control bud differentiation, causes Folium Ginkgo withered.It is found that when self-control flower
When bud differentiation inhibits medicament formulation rate big, phytotoxicity can be generated to ginkgo.
Comparative example 3
It is operated according to the method for application examples 1, the difference is that, the physiological flower bud differentiation phase of characteristic of ginkgo male plants is 2 before and after June 1
~3, medicament is inhibited to be used for characteristic of ginkgo male plants on June 10th, 2017 self-control bud differentiation.It is anti-for the pollen of characteristic of ginkgo male plants
Cure rate is measured as 0%.Known to be administered after ginkgo flower bud differentiation period, to the bud of ginkgo without effect.
Comparative example 4
It is operated according to the method for application examples 26, the difference is that it is that control raw medicine is dense that self-control bud differentiation, which inhibits medicament formulation rate,
Degree is 0.5g/L, inhibits medicament to be used for Chinese pine self-control bud differentiation, 12.48 is measured as the pollen control rate of Chinese pine ±
4.32%.It is found that when spraying medicine concentration is less than 0.8g/L, it is poor for the pollen control rate effect of plant.
Comparative example 5
It is operated according to the method for application examples 26, the difference is that it is that control raw medicine is dense that self-control bud differentiation, which inhibits medicament formulation rate,
Degree is 51.2g/L, inhibits medicament to be used for Chinese pine self-control bud differentiation, causes Chinese pine needles withered and yellow.It knows when self-control bud point
When change inhibits medicament formulation rate big, phytotoxicity can be generated to Chinese pine.
Comparative example 6
Operated according to the method for application examples 26, the difference is that, Chinese pine physiological flower bud differentiation phase 2~3 days before and after the July 3,
Medicament is inhibited to be used for Chinese pine on July 10th, 2017 self-control bud differentiation.0% is measured as the pollen control rate of Chinese pine.
Known to be administered after Chinese pine flower bud differentiation period, to the bud of Chinese pine without effect.
From comparative example as can be seen that either for Chinese pine still for characteristic of ginkgo male plants, when self-control bud differentiation depressant
When agent is administered raw medicine concentration less than 0.8g/L, the inhibitory effect generated for plant pollen is poor, when self-control bud differentiation depressant
When agent is administered raw medicine concentration greater than 45g/L, cause needle or blade withered and yellow, bud differentiation inhibits medicament application agent to produce plant
Raw biggish phytotoxicity.
To sum up, by by testing sieve is selected at experimental condition C raw medicine and solvent, stabilizer etc., other are former in the present invention
The medicament of the forms such as oil slick is made in material, is then sprayed on plant with raw medicine concentration 0.8g/L~45g/L, or with raw medicine dosage
0.8g/dm~45g/dm diameter of a cross-section of a tree trunk 1.3 meters above the ground trunk injection can inhibit plant bud differentiation, and then be manipulated into differentiating to leaf in plant trunk
Bud, and then plant is inhibited to generate Allergic pollen；
According to the experimental condition C physiological flower bud differentiation phase that can determine different plants and latitude for plant bud Physiological Differentiation
The influence of phase, and then determine application initial time and the deadline of different places.
This specific embodiment is only explanation of the invention, is not limitation of the present invention, those skilled in the art
Member can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but as long as at this
All by the protection of Patent Law in the scope of the claims of invention.
Claims (10)
1. a kind of method for inhibiting plant to generate Allergic pollen, which comprises the following steps: raw in the bud of plant
Medicament is inhibited to spray or for 0.8g/L ~ 45g/L by raw medicine agent by raw medicine concentration self-control bud differentiation within 1 ~ 50 day before the reason idiophase
Amount is 0.8g/dm ~ 45g/dm diameter of a cross-section of a tree trunk 1.3 meters above the ground trunk injection；
Wherein, self-control bud differentiation inhibits the raw material of medicament in terms of 1000 parts by weight, and raw material includes: 5 parts ~ 660 parts raw medicines, remaining
Material is auxiliary agent；
The raw medicine is any one in 1,2- dihydro -3,6- Pyridazindione and dinitroaniline herbicide or both with any
Ratio compounding.
2. a kind of method for inhibiting plant to generate Allergic pollen according to claim 1, which is characterized in that the self-control
Bud differentiation inhibits the formulation rate of medicament to be to spray with raw medicine concentration for 1.6g/L ~ 38.5g/L or be 1.6g/dm by raw medicine dosage
~ 38.5g/dm diameter of a cross-section of a tree trunk 1.3 meters above the ground trunk injection.
3. a kind of method for inhibiting plant to generate Allergic pollen according to claim 2, which is characterized in that the trunk
Injection system is high pressure trunk injection or gravity flow trunk injection, wherein gravity flow trunk injection method is selected from hanging bag or plug bottle
In any one.
4. a kind of method for inhibiting plant to generate Allergic pollen according to claim 1, which is characterized in that the self-control
Bud differentiation inhibits the raw material of medicament in terms of 1000 parts by weight, and raw material includes:
5 parts ~ 660 parts of raw medicine
1.2 parts ~ 80 parts of emulsifier
0.3 part ~ 2 parts of stabilizer
1 part ~ 50 parts of dispersing agent
3 parts ~ 40 parts of antifreezing agent
0.5 part ~ 5 parts of defoaming agent
Remaining is solvent.
5. a kind of method for inhibiting plant to generate Allergic pollen according to claim 1, which is characterized in that the self-control
Bud differentiation inhibits the raw material of medicament in terms of 1000 parts by weight, and raw material includes:
40 parts ~ 500 parts of raw medicine
1.2 parts ~ 25 parts of emulsifier
0.3 part ~ 1.2 parts of stabilizer
1 part ~ 25 parts of dispersing agent
3 parts ~ 25 parts of antifreezing agent
0.5 part ~ 3 parts of defoaming agent
Remaining is solvent.
6. a kind of method for inhibiting plant to generate Allergic pollen according to claim 1, which is characterized in that plant bud
The determination of physiological differentiation stage show that experimental condition C concrete operations are as follows by testing at experimental condition C:
After the raw medicine is diluted 150 times, after a certain tree species lamina peak period 15 days, different plants are successively postponed to spray within one week
1 time；According to the development trend of bud variable quantity when the tree species florescence in next year, bud variable quantity after application is occurred by how inverse becoming less
The physiological flower bud differentiation phase of 2~3 days determining tree species in front and back of the last spray date turned.
7. a kind of method for inhibiting plant to generate Allergic pollen according to claim 6, it is characterised in that differently
The operation that experimental condition C is carried out in the same plant different plants in area, then, with the latitude of a certain given area and the plant flowers
Bud physiological differentiation stage is reference data, analyzes influence of the latitude to plant physiological flower bud differentiation phase, obtain other different regions and
The difference of latitude of the given area and the increase and decrease rule of plant physiological flower bud differentiation phase.
8. a kind of method for inhibiting plant to generate Allergic pollen according to claim 7, which is characterized in that with Beijing institute
It is reference in latitude, difference of latitude 1 latitude of every increase and decrease, the physiological flower bud differentiation phase of the plant correspondingly increases and decreases 2 ~ 3.5 days.
9. a kind of method for inhibiting plant to generate Allergic pollen according to claim 1, which is characterized in that the dinitro
Base phenyl amines herbicide is selected from one or more of following raw medicine: N- sec-butyl -4- tert-butyl -2,6- dinitroaniline, N-
(2 '-chloro- 6 '-luorobenzyl)-N- ethyl -2,6- dinitro -4- 5-trifluoromethylaniline, N- (1- ethyl propyl) -2,6- dinitro -
3,4- dimethylaniline, N- ethyl-N- (2- methyl -2- acrylic) -2,6- dinitro -4- 5-trifluoromethylaniline, 2,6- dinitro
Base-N, N- dipropyl -4- 5-trifluoromethylaniline, 2,4- dinitro-N3, N3- dipropyl -6- benzotrifluoride -1,3- diamines, 4- are different
Propyl -2,6- dinitro-N, N- dipropyl aniline, N- (Cvclopropvlmethvl) -2,6- dinitro-N- propyl -4- (trifluoromethyl) -
Aniline, N- (2- chloroethyl) -2,6- dinitro-N- propyl -4- 5-trifluoromethylaniline, 3- diethylamino -2,4- dinitro -6-
5-trifluoromethylaniline, N, N- dipropyl -4- amino-sulfonyl -2,6- nitroaniline.
10. a kind of method for inhibiting plant to generate Allergic pollen according to claim 4, which is characterized in that described molten
Agent is selected from one or more of toluene, dimethylbenzene, cyclohexanone, turpentine-based vegetable oil ND-45 and solvent naphtha S-150；
The emulsifier is selected from agriculture breast series emulsifier, NP series emulsifier, EL series emulsifier, AEO series emulsifier or poly-
One or more of sodium acrylate and phenylethylene-maleic anhydride；
The stabilizer is selected from one or both of aluminium-magnesium silicate, nipagin A sodium salt；
The dispersing agent is selected from one or both of sodium lignin sulfonate and naphthalenesulfonate formaldehyde condensation compound class；
The antifreezing agent is selected from one or more of ethylene glycol, propylene glycol and glycerine；
The defoaming agent is one or more of in n-butanol, polypropylene glycerol aether, dimethyl silicone polymer and organosilicon.
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03279305A (en) * | 1990-03-28 | 1991-12-10 | Nippon Hidorajin Kogyo Kk | Inhibitor of formation of pollen of needle-leaf tree such as tree of taxodiaceae or cupressaceae |
| CN104782631A (en) * | 2015-05-08 | 2015-07-22 | 海南大学 | Banana bud remover and application thereof |
-
2018
- 2018-11-30 CN CN201811458733.4A patent/CN109362741A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03279305A (en) * | 1990-03-28 | 1991-12-10 | Nippon Hidorajin Kogyo Kk | Inhibitor of formation of pollen of needle-leaf tree such as tree of taxodiaceae or cupressaceae |
| CN104782631A (en) * | 2015-05-08 | 2015-07-22 | 海南大学 | Banana bud remover and application thereof |
Non-Patent Citations (2)
| Title |
|---|
| 王建红等: ""抑花一号 "对毛白杨花芽分化时间的影响", 《应用研究》 * |
| 郑先福: "《植物生长调节剂应用技术》", 30 September 2009, "抑花一号"对毛白杨花芽分化时间的影响 * |
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