CN103951517B - A kind of sports turf antifreezing agent and preparation method thereof - Google Patents
A kind of sports turf antifreezing agent and preparation method thereof Download PDFInfo
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- CN103951517B CN103951517B CN201410196335.5A CN201410196335A CN103951517B CN 103951517 B CN103951517 B CN 103951517B CN 201410196335 A CN201410196335 A CN 201410196335A CN 103951517 B CN103951517 B CN 103951517B
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Abstract
A kind of sports turf antifreezing agent and preparation method thereof, is mainly used in solving the rye grass lawn of the northern area of China and survives the winter the problems such as difficulty, winter be withered and yellow, can postpone the withered and yellow dormancy in lawn and promote its growth of turning green in advance, can prolonging green period of lawn effectively.Its component includes high fat film Emulsion 10～15%, nutrient 12～18%, rare earth element 0.8～1.6%, water retaining and antifreezing agent 3～5%, growth regulator 1～1.5%, penetrating agent 0.5～1%, calcium chloride or calcium nitrate 0.2%～0.5%, distilled water 60～70%.This patent uses complex technique formula, and high fat film Emulsion therein can form one layer of breathable films on blade face, lawn, improves water holding capacity, it is to avoid heat losses, effectively reduces the low temperature injury to lawn；It is simultaneously introduced nutrient, rare earth element, water retaining and antifreezing agent, then allocates penetrating agent into.Can maintain lawn membrane passage and stability after spraying, and improve rapidly the content of the soluble sugar of cell, free amino acid, increase cell heating power storage capacity.This product had both had physics cryoprotective effects, had again the effect that physiology is freeze proof.
Description
Technical field
The present invention relates to plant freezing proof technique field, be specifically related to a kind of sports turf antifreezing agent and
Preparation method.
Background technology
The rise of Lawn Industry is the mark of human civilization and social progress, and China's Lawn Industry is stepped into the most
New period of extensive development.Turfgrass is of a great variety, and characteristic is different.By weather conditions and lawn
Territory, meadow distributive sorting, can be divided into warm season turf and cold-season turfgrass by turfgrass.Season type
Turfgrass principally falls into grass family, and optimum growth temperature is 25～30 DEG C.Cold-season turfgrass, originates in
Northern Europe and Asia, growth thermophilic is 15～25 DEG C, is mainly distributed on the North, Northeast China area of China.
Rye grass originates in Germany, is that Cool-season Turf Grass commonly used by the northern area of China band, and it highlights
Characteristics of Drought and thermostability leading in cold-season type lawn.In recent years, rye grass was as motion
The Lawn Development of field is more rapid, and the particularly northern area in China is widely used in sports turf
With protection lawn.
Winter, rye grass entered withered and yellow rest period, have impact on its sports value, thus greatly limit it
Extensive application.In a lot of European countries such as Germany, due to winter severe cold, court must be equipped with underground
Heating system, to protect turf, it is ensured that being smoothed out of match in winter, on China does not the most possess
State condition.
Green period of lawn refers to turn green to continuous days withered and yellow in the autumn from spring in lawn in a year.
In general, in lawn community, the plant of 80% turns green and is i.e. considered as green returning of lawn, equally, and lawn community
In 80% plant withered and yellow be i.e. considered as lawn enter the withered and yellow phase.In North China of China, rye grass lawn
General in turning green at the beginning of 4 months, withered and yellow after December first frost, green period only has about 240～260 days；East
Backlands district is shorter, only about 200 days.Low temperature causes the sports turf of the northern area of China too early
Withered and yellow or delay to turn green, greatly reduce its sports value.
Owing to the northern area of China is mainly temperate continental climate, winter, very long cold, had accumulated snow more
Covering, the coldest monthly mean temperature is between 4 DEG C～10 DEG C, and day and night temperature is bigger.Temperature is as plant
One of Main Factors of growth, affects transpiration, the flow of water, absorption and the new old generation of sports turf grass
Thank, and almost all of enzymatic reaction, dormancy and growth promoter, at low ambient temperatures cannot in lawn
Normal growth, even dead.
Biomembrane system in rye grass body cell and its frost resistance have substantial connection.When cell runs into
During low temperature, biomembrane will undergo phase transition, and i.e. from liquid crystal phase transition gel state, and makes the structure of film
Destroy, " cave " of the non-lipid that result formation property on plasmalemma is bigger, become many electricity
Solve the passage that freely comes in and goes out of matter, intracytoplasmic colloidal sol thus discharge in a large number, finally cause rye grass dead
Die.Therefore, first, when temperature reduces, it has to be possible to maintain the normal liquid of biomembrane in body
Crystalline phase；Second, possess the stability in membrane structure, this stability just becomes with the winter resistance of rye grass
Relevant；3rd, it is to avoid intracellular ice, prevent the ice crystal destruction to film；4th, intracellular water
Flow to extracellular icing and will also result in certain injury, because frost dehydration can cause cell arid, make
Protein denaturation, simultaneously also can make cell shrink and subside, and makes cytoplasma membrane suffer to destroy caused.
Lawn antifreezing agent is to pass the winter safely, prevent the best product of cold spell in later spring in protection lawn.Antifreezing agent energy
Significantly improve the disease-resistant low-temperature resistance of turfgrass, the freezing tolerance of cold spell in later spring, be effectively prevented low temperature sooner or later
Attack, it is to avoid or alleviate by freeze injury.Mostly existing Plant antifreezer is, for crops and vegetable etc., do not have
There is unified standard, and functional the most single.
Present invention is generally directed to the northern area of China sports turf survive the winter difficulty, cause sports value low
Etc. problem, thus a kind of sports turf antifreezing agent of exploitation.On the one hand it is to utilize high fat film Emulsion to exist
Blade face, lawn forms one layer of breathable films, improves water holding capacity, it is to avoid heat losses, plays physics and prevents
The effect frozen；On the other hand, utilize trophoplasm, growth regulator etc. to regulate the growth rhythm on lawn,
The integrity of protection cell membrane, it is ensured that the normal osmosis function of cell membrane and the mass exchange in the cell external world
Process, reaches physiology cryoprotective effects.To promote turfgrass to turn green in advance in spring, postpone in the fall
Turfgrass dormancy is withered and yellow, to reach the purpose of prolonging green period of lawn.
Summary of the invention
It is an object of the invention to provide a kind of sports turf antifreezing agent and preparation method thereof, be mainly used in
The rye grass lawn solving the northern area of China survives the winter difficult, the most withered and the most yellow or delay to turn green,
The problems such as sports value is low.This technology have employed complex technique formula, and high fat film Emulsion therein can have
The peroxidation of the cell membrane lipid that effect reduces or suppression causes because of low temperature, improves plant cell membranous system
Stability, effectively reduce the cold injury to lawn；It is simultaneously introduced nutrient and rare earth element, has
The complex that machine acid is formed with trace element complexation, then allocate penetrating agent into, make Plant antifreezer, spray
Shi Houneng improves rapidly soluble sugar, the content of free amino acid in plant, strengthens cell viability,
Improve cellularity, increase cell heating power storage capacity, make the water conservation on lawn and freezing tolerance increase, reach
To the effect that physiology is freeze proof.Thus postpone the withered and yellow dormancy in lawn and promote its growth of turning green in advance, permissible
Prolonging green period of lawn effectively.
The implementation method of the present invention is as follows:
For realizing above-mentioned purpose, a kind of sports turf antifreezing agent of the present invention, its component and
Its mass ratio is:
1) high fat film Emulsion 10～15%,
2) nutrient 12～18%,
3) rare earth element 0.8～1.6%,
4) water retaining and antifreezing agent 3～5%,
5) growth regulator 1～1.5%,
6) penetrating agent 0.5～1%,
7) calcium chloride or calcium nitrate 0.2%～0.5%,
8) distilled water 60～70%.
Described high fat film Emulsion is made after catalytic reaction with higher fatty acids.New in the present invention
High fat film Emulsion is made up of the high fatty alcohol such as lauric acid, Palmitic acid, prepared high fat film
Emulsion is milky glutinous silk fabric shape liquid, after being watered dilution (200～300 times), i.e. can use aerosol apparatus
Being sprayed at the surface on lawn, can form one layer of invisible thin film, this is one layer of monomolecular film,
Having a fixed gap between molecule, gas molecule can pass through, and does not affect the ventilative printing opacity of crop water suction.Should
Protecting film can suppress the transpiration on lawn in winter, improves water holding capacity, it is also possible to avoid heat stream
Lose, stop cell interior to freeze, thus avoid low temperature that lawn cell is caused coup injury.
Described nutrient main component includes polysaccharide (4～6%), humic acid 8～10%, di(2-ethylhexyl)phosphate
Hydrogen potassium (2～4%).
Polysaccharide therein be in sucrose or glucose one or both, lawn can be improved rapidly after using thin
The content of intracellular Non-structure carbohydrate, to improve the osmotic concentration of cell, reduces the flow of water, increases
Water holding capacity；Increase cell heat, it is to avoid intracellular ice and cell frost dehydration simultaneously, thus carry
High Genes For Plant Tolerance low temperature, antifreeze ability.In the present invention, the mass ratio of saccharide is about 4～6%.
Humic acid therein is with plant slag body as raw material, produces through biofermentation, is mainly composed of corruption
Phytic acid ammonium, also includes a small amount of humic acids magnesium, zinc humic acid, humic acid urea ferrum.This humic acids can
Form complex with zinc, ferrum, molybdenum, boron rare earth, calcium ion complexation, be entirely dissolved in water, through lawn
After cell absorbs, the transport of cell active absorption and the chemosmotic balance of passive transfer can be maintained, improve
The stability of cell membrane system, plays the raising cold resistant effect in lawn.
Described rare earth elements is lanthanum rich rare earth, and Main Function is to coordinate lawn to mineral nutrient
Absorb, stimulate enzymatic activity, with above-mentioned nutrient with the use of.Additionally, rare earth ion can with carefully
The phospholipid of after birth combines, the metabolism of regulation calcium, and replaces Ca2+Ion, participates in and Ca2+Relevant is permitted
Many physiological process, so, rare earth ion can maintain membrane passage and stability, improves cell
The defencive function of film, strengthens the crop resistivity to poor environment.The matter of rare earth elements of the present invention
Amount ratio is 0.8～1.6%.
Described water retaining and antifreezing agent includes glycerol (4～6%), polyvinyl alcohol (0.5～1%), main
Act on water conservation and the freezing tolerance being to improve lawn, reduce cell heating power and run off.
Described growth regulator includes abscisic acid (ABA) and chlorocholine chloride (CCC).Wherein abscisic acid
The apical growth advantage on lawn can be stoped, have and delay plant growing, promote tiller, increase lawn
Anti-adversity.The physiological function of chlorocholine chloride is to control nourishing and growing of lawn, promotes that the root system on lawn is raw
Long, thus improve the cold tolerance on lawn.In the present invention, the mass ratio of abscisic acid and chlorocholine chloride is respectively
It is 0.5～1%, 0.5～1%.
Described penetrating agent is proline (Pro), and proline is one of component of phytoprotein, and
Can be widely present in plant with free state, be osmotic field in maximally effective plant cytoplasm
One of matter.Additionally, proline can also improve in the cell membrane of lawn the adhesion between protein molecule,
Stabilate macromolecular structure, thus enhance membrane structure stability in deicing processes.The present invention
The mass ratio of middle proline is 0.5～1%.
Free Ca in plant is increased during the Main Function of described calcium chloride or calcium nitrate2+Content.
Ca2+As intracellular second message,second messenger, after accepting low-temperature signal, by regulation peroxidase (POD),
The activity of nucleotidase, ATP enzyme etc., increase Plasma Membrane Redox System cold stability, reduce by
The cold electrolyte inside cell extravasation degree coercing initiation, reaches antifreezing effect.In the present invention calcium chloride or
The mass ratio of calcium nitrate is about 0.3～0.5%.
The compound method of a kind of sports turf antifreezing agent in patent of the present invention:
1) preparation of high fat film Emulsion: in a kettle., put into animal raw fat (as stearic acid,
Lanoline) or vegetative grease (such as Oleum Cocois, olive oil, Petiolus Trachycarpi oil, Oleum Ricini etc.), with first
Sodium alkoxide (CH3ONa) it is catalyst, reacts generation fatty acid methyl ester with excessive methanol.Reaction temperature 240
DEG C, intermittently or serially react under normal pressure.Then at 200～250 DEG C, 20～30MPa after catalyst is separated
Lower copper oxide/chromium oxide catalyst contact hydrogenation:
RCOOCH3+2H2—→RCH2OH+CH3OH
2) water taking certain mass is placed in reactor, then by nutrient and calcium chloride or calcium nitrate
Mass ratio with 30～40: 1 is soluble in water, warming while stirring.On the one hand, polysaccharide and phosphorus are made
Acid dihydride potassium is substantially soluble in water；On the other hand, humic acid and lanthanum rich rare earth, calcium ion is made to form complexation
Thing.Keep temperature 70～80 DEG C, continue stirring 20～30nin, until complex is completely dissolved.
3) by above-mentioned 1) and 2) in material according to certain mass ratio mixing, continue stirring 20～
30min.Then glycerol, polyvinyl alcohol stirring 60min it are sequentially added into.
4) by 3) in material be cooled to 20～30 DEG C, add abscisic acid, chlorocholine chloride and dried meat ammonia
Acid, insulated and stirred 20～30min, make mixture become the liquid of mix homogeneously, slow cooling is to room
Temperature, obtains sports turf antifreezing agent product.
The using method of a kind of compound plant antifreezing agent in patent of the present invention: this product is diluted 400～600
Spray 2～3 times after times, every minor tick 5～10 days, 1 can be done sth. in advance before frost arrives～make for 2 months
With.
The rye grass Lawn and the early spring that present invention is mainly used for the northern area of China are pre-antifreeze
Evil.After catalytic reaction, prepare high fat film Emulsion first with higher fatty acids, be sprayed at plant
Surface, can form one layer of monomolecular film, and this protecting film can improve the water holding capacity of rye grass, it is possible to
To avoid heat losses, to stop cell interior to freeze, thus avoid low temperature that lawn cell is caused directly
Damage.Be subsequently adding nutrient, rare earth element, water retaining and antifreezing agent, growth regulator, penetrating agent and
Calcium chloride or calcium nitrate, thus define a novel compound lawn antifreeze formulations.This product should
Big with being worth, economic and social benefit is the most notable.
Detailed description of the invention
Embodiment 1
A kind of sports turf antifreeze formulations 1 is as follows.This antifreezing agent is suitable for pruning more
Lawn, Golf green district frequently.
1) high fat film Emulsion 15%,
2) nutrient 12%,
3) rare earth element 0.8%,
4) water retaining and antifreezing agent 5%,
5) growth regulator 1%,
6) penetrating agent 1%,
7) calcium chloride or calcium nitrate 0.2%,
8) distilled water 65%.
Production method: in a kettle., first with Feldalat NM (CH3ONa) it is catalyst, utilizes height
Level fatty acid prepares high fat film Emulsion through catalytic reaction.The most in the reactor, by nutrient with rich
Lanthanum rare earth, calcium chloride or calcium nitrate complexation, and completely soluble in.Finally by high fat film Emulsion and battalion
Support agent according to certain mass ratio mixing, after stirring, be sequentially added into lanthanum rich rare earth, glycerol,
Polyvinyl alcohol.It is cooled to 20～30 DEG C again, adds abscisic acid, chlorocholine chloride and proline, make mixing
Thing becomes the liquid of mix homogeneously, obtains sports turf antifreezing agent product.
Using method: this product is diluted after 500 times and spray 3 times, every minor tick 5～7 days, can be
Frost is done sth. in advance 1～uses for 2 months before arriving.
Using effect: use lawn antifreezing agent prepared by the formula in embodiment 1, multiple in Qingdao City
After golf course uses, the Lawn withered and yellow phase shortens, and annual green period extends to 280～310
My god, compared with originally, extend 40～50 days；Can not wither when plant is below 0 DEG C, rhizome exists
Can safe overwintering in a low temperature of-15 DEG C.
Embodiment 2
A kind of sports turf antifreeze formulations 2 is as follows.This antifreezing agent is suitable for North China
Football Field Turf.
1) high fat film Emulsion 10%,
2) nutrient 18%,
3) rare earth element 1%,
4) water retaining and antifreezing agent 5%,
5) growth regulator 1.5%,
6) penetrating agent 1%,
7) calcium chloride or calcium nitrate 0.5%
8) distilled water 63%.
Production method: same as in Example 1.
Using method: this product is diluted after 600 times and spray 2 times, every minor tick 8～10 days, can be
Frost is done sth. in advance 1～uses for 2 months before arriving.
Using effect: use lawn antifreezing agent prepared by the formula in embodiment 2, multiple in Shandong Province
After football pitch uses, can turn green at the beginning of 3 months in lawn, until Second Year January, annual green period is put down
All up to more than 310 days；Can not wither when plant is below 0 DEG C, rhizome can in a low temperature of-15 DEG C
Safe overwintering.Before the lawn antifreezing agent do not used in the present invention, cold wave comes interim in the winter time,
The part of the tip portion of blade about 3.5cm length just starts withered and yellow, closes between two parties and the most substantially takes off at 4cm
Go glossy dark green mulberry, and present the light green color with withered yellow.After using the present invention, at only leaf tip 1cm
There is withered yellow, and other positions of the blade closed on are substantially in glossy dark green mulberry.
Embodiment 3
A kind of sports turf antifreeze formulations 3 is as follows.This antifreezing agent is suitable for more cold
The Football Field Turf of the Northeast.
1) high fat film Emulsion 15%,
2) nutrient 12%,
3) rare earth element 1.6%,
4) water retaining and antifreezing agent 5%,
5) growth regulator 1.5%,
6) penetrating agent 0.3%,
7) calcium chloride or calcium nitrate 0.2%,
8) distilled water 64.4%.
Production method: same as in Example 1.
Using method: this product is diluted after 400 times and spray 3 times, every minor tick 5～7 days, can be
Frost is done sth. in advance 1～uses for 2 months before arriving.
Using effect: use lawn antifreezing agent prepared by the formula in embodiment 3, multiple in Jilin Province
After football pitch uses, the Lawn withered and yellow phase shortens, and annual green period extends to 260～280 days,
Compared with originally, extending 60～80 days, can turn green at late March in lawn.
This patent uses complex technique formula, can form one on blade face, lawn initially with high fat film Emulsion
Layer breathable films, improves water holding capacity, it is to avoid heat losses, effectively reduces the low temperature injury to lawn；
It is subsequently adding nutrient, rare earth element, water retaining and antifreezing agent, then allocates penetrating agent into.Can maintain after spraying
Lawn membrane passage and stability, and improve rapidly the soluble sugar of cell, free amino acid
Content, increase cell heating power storage capacity.This product had both had physics cryoprotective effects, had again physiology
Freeze proof effect.The patented product substantially increases the sports value on rye grass lawn, it is ensured that winter ratio
Being smoothed out of match.
Claims (1)
1. a sports turf antifreezing agent, it is characterized in that recipe ingredient is high fat film Emulsion 10～15%, nutrient 12～18%, rare earth element 0.8～1.6%, water retaining and antifreezing agent 3～5%, growth regulator 1～1.5%, penetrating agent 0.5～1%, calcium chloride or calcium nitrate 0.2%～0.5%, distilled water 60～70%；
Described high fat film Emulsion comprises RCH2OH and CH3OH, its preparation method: in a kettle., put into animal raw fat or vegetative grease, with Feldalat NM (CH3ONa) it is catalyst, reacts generation fatty acid methyl ester, reaction temperature 240 DEG C with excessive methanol, intermittently or serially react under normal pressure, with copper oxide/chromium oxide catalyst contact hydrogenation: RCOOCH under 200～250 DEG C, 20～30MPa after catalyst is separated3+2H2-→RCH2OH+CH3OH；
Described nutrient includes polysaccharide 4～6%, humic acid 8～10%, potassium dihydrogen phosphate 2～4%, during wherein polysaccharide is sucrose or glucose one or both, humic acid composition is ammonium humate；
Described rare earth element is lanthanum rich rare earth；
Described water retaining and antifreezing agent includes that the mass ratio of glycerol, polyvinyl alcohol, glycerol and polyvinyl alcohol is respectively 4～6%, 0.5～1%；
Described growth regulator includes that the mass ratio of abscisic acid and chlorocholine chloride, abscisic acid and chlorocholine chloride is respectively 0.5～1%, 0.5～1%；
Described penetrating agent is proline.
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105272612A (en) * | 2015-10-27 | 2016-01-27 | 丹阳市香逸林果专业合作社 | Anti-freezing nutrient solution for crape myrtle |
| CN106116829A (en) * | 2016-06-22 | 2016-11-16 | 武汉农尚环境股份有限公司 | A kind of freeze proof reagent of ornamental plant and compound method thereof |
| CN106900754A (en) * | 2017-01-22 | 2017-06-30 | 嵊州市派特普科技开发有限公司 | Lawn-care galenical and preparation method thereof |
| CN106883009A (en) * | 2017-01-22 | 2017-06-23 | 嵊州市派特普科技开发有限公司 | Plant antifreezer and preparation method thereof |
| CN107258513A (en) * | 2017-07-19 | 2017-10-20 | 合肥申沃园艺有限公司 | A kind of cold-resistant lawn carpet formula three-dimensional breeding method |
| CN107488066A (en) * | 2017-08-30 | 2017-12-19 | 重庆市超越农业发展有限责任公司 | A kind of conditioning agent and its adjusting method for improving Bermuda grass frost resistance |
| CN108610211A (en) * | 2018-05-22 | 2018-10-02 | 亳州司尔特生态肥业有限公司 | A kind of composite fertilizer for improving lawn cold tolerance |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102515948A (en) * | 2011-12-09 | 2012-06-27 | 大千生态景观股份有限公司 | Plant antifreezer and its preparation method |
| CN102887786A (en) * | 2012-04-27 | 2013-01-23 | 中国计量学院 | Natural cold-resistant agent for tea trees and preparation method for natural cold-resistant agent |
| CN102910964A (en) * | 2011-08-04 | 2013-02-06 | 王彬 | Multifunctional organic fertilizer |
| CN103483053A (en) * | 2013-07-02 | 2014-01-01 | 江苏希旺农业科技有限公司 | Organic vegetable nutrient solution used for preventing frost damages |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20120092086A (en) * | 2012-07-24 | 2012-08-20 | 애플(주) | Herbicide to control pests of horticultural herbicide and its method of manufacture |
-
2014
- 2014-05-05 CN CN201410196335.5A patent/CN103951517B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102910964A (en) * | 2011-08-04 | 2013-02-06 | 王彬 | Multifunctional organic fertilizer |
| CN102515948A (en) * | 2011-12-09 | 2012-06-27 | 大千生态景观股份有限公司 | Plant antifreezer and its preparation method |
| CN102887786A (en) * | 2012-04-27 | 2013-01-23 | 中国计量学院 | Natural cold-resistant agent for tea trees and preparation method for natural cold-resistant agent |
| CN103250745A (en) * | 2012-04-27 | 2013-08-21 | 中国计量学院 | Natural tea tree cold-resistant agent and preparation method thereof |
| CN103483053A (en) * | 2013-07-02 | 2014-01-01 | 江苏希旺农业科技有限公司 | Organic vegetable nutrient solution used for preventing frost damages |
Non-Patent Citations (1)
| Title |
|---|
| 生物膜与果树抗寒性;王善广，等;《天津农业科学》;20000307;第6卷(第01期);第37-38页 * |
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