CN107259631B - A kind of flue-cured tobacco high temperature forces ripe prevention and control agent and its application - Google Patents
A kind of flue-cured tobacco high temperature forces ripe prevention and control agent and its application Download PDFInfo
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- CN107259631B CN107259631B CN201710535196.8A CN201710535196A CN107259631B CN 107259631 B CN107259631 B CN 107259631B CN 201710535196 A CN201710535196 A CN 201710535196A CN 107259631 B CN107259631 B CN 107259631B
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- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24B—MANUFACTURE OR PREPARATION OF TOBACCO FOR SMOKING OR CHEWING; TOBACCO; SNUFF
- A24B3/00—Preparing tobacco in the factory
- A24B3/10—Roasting or cooling tobacco
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Abstract
The invention belongs to tobacco cultivation field, and in particular to a kind of flue-cured tobacco high temperature forces ripe prevention and control agent, including following component：Polyamines, sodium nitroprussiate, calcium chloride and potassium dihydrogen phosphate.The flue-cured tobacco high temperature of the present invention forces the use of ripe prevention and control agent, fully suppress the respiration and transpiration of blade, reduce the accumulation of harmful substance and scattering and disappearing for leaf water, it can maintain the higher photosynthetic rate of tobacco leaf, strengthen later stage cigarette strain physiological metabolism activity and resistance at the same time, improve tobacco leaf chemical composition harmony.Experimental study shows, sprays the tobacco leaf of prevention and control agent, field tobacco leaf early ageing, albefaction, burn, brown spot phenomenon substantially mitigates, physiology and the index of quality significantly improve, and using effect is notable, effectively ripe phenomenon can be forced to occur by prevention and control flue-cured tobacco high temperature, raising quality of tobacco.
Description
Technical field
The present invention relates to tobacco cultivation field, and in particular to a kind of flue-cured tobacco high temperature forces ripe prevention and control agent and its application.
Background technology
Tobacco is a kind of plant very sensitive to changes in environmental conditions, and ecological factor has yield of tobacco, quality larger
Influence, wherein climatic factor is then the main ecological factor for bringing up high-quality characteristic tobacco.Research shows, with external sound tobacco
Production district is compared, and the meteorological condition problem of China's flue-cured tobacco field growth period is mainly shown as：Sunshine relative deficiency；Early period temperature phase
To too low, latter temperature is relatively excessive.This phenomenon is especially prominent in China middle and south cigarette district.
Nanling mountain is the important climatic boundary in China Central China, south China, since its special landform is formed, to south China gas
Time has obvious barrier action.In spring, due to the barrier effect of Nanling mountain, cold air is trapped in the north of Nanling (Hunan south cigarette
Area), cause rainy weather more；Summer, when subtropical high controls the Yangtze river basin and Hunan overhead, southerly prevailing,
Nanling north side, down draft is stronger, more fair weathers, and temperature is high, and humidity is small, causes hot weather obvious.In China middle and south
Easily there is the meteorological disaster unfavorable to tobacco growth such as high temperature, high light radiation in cigarette district, causes " high temperature is forced ripe " phenomenon to occur.Closely
Since the research of cultivation technique lags behind the fast development of leaf tobacco production over year, and ecological factor is uncoordinated, and China is Central-South
The tobacco leaf maturity period frequently occurs in portion's cigarette district (such as South Hunan) production cannot normally fall Huang, leaf chlorosis, burn, brown spot it is serious
Deng " high temperature is forced ripe " phenomenon, the quality and availability of tobacco leaf have impact on.
Since " high temperature is forced ripe " phenomenon has obvious region characteristic, lack enough attention in terms of understanding for a long time,
Extremely it is short of in terms of theoretical research and Control Technology.Thus, in production practices, at present mainly by doing sth. in advance transplanting time, keep away
Exempt from or reduce later stage high temperature damage.So far there is not yet forcing ripe technology to report using prevention and control agent prevention and control flue-cured tobacco high temperature.
In conclusion prevent flue-cured tobacco high temperature from forcing ripe significant effect it is urgent to provide a kind of, the prevention and control agent of quality of tobacco can be improved.
The content of the invention
Prevent flue-cured tobacco high temperature from forcing ripe significant effect the purpose of the present invention is exploitation is a kind of, the prevention and control agent of quality of tobacco can be improved
And its application.
Above-mentioned purpose is to be achieved through the following technical solutions：A kind of flue-cured tobacco high temperature forces ripe prevention and control agent, including following component：It is more
Amine, sodium nitroprussiate, calcium chloride and potassium dihydrogen phosphate.
It has been investigated that the tobacco under high temperature, under the action of cell is protected, stomata is a degree of to be closed to subtract
The damage of light high temperature and intense light irradiation, to adapt to hot environment, but under continuous or prolonged high temperature action, tobacco leaf is not only
Chloroplast protein is denatured, and respiration is not normal, the accumulation of a large amount of harmful substances such as active oxygen, destroys photosynthesizer, together
When a large amount of dehydrations of transpiration, Leaf Physiology metabolism it is not normal, accelerate aging cause leaf texture's not yet maturation to occur as soon as numerous macula luteas,
And brown stain quickly, seriously affect quality of tobacco.The flue-cured tobacco high temperature of the present invention forces the use of ripe prevention and control agent, especially polyamines and nitre
The use of general sodium, it has been investigated that, sodium nitroprussiate decomposes the work(that there is the exogenous NO gas of generation induction stomata to close after being absorbed by blade
Can, while sodium nitroprussiate catabolite can increase intensity of photosynthesis, its product of demarcating can be with the activated protein in blade, such as half Guang
Nitrosation reaction occurs for propylhomoserin, changes its activity；And polyamines can suppress stomatal opening by suppressing ion channel, can induce at the same time
The Rapid Accumulation of blade NO, ensures the ability that there is NO induction stomata to close, and can strengthen its oxidation resistance, in this way, filling
Divide and suppress the function that stomatal opening and exogenous NO gas induction stomata are closed, the abundant respiration for suppressing blade and steaming using polyamines
The effect of rising, reduces the accumulation of harmful substance and the forfeiture of leaf water, but a degree of close of stomata is reducing breathing
While effect and transpiration, it can also suppress photosynthesis, the use of calcium chloride can reduce the accumulation of active oxygen in blade, especially
It is that at high temperature, the processing of calcium chloride is by maintaining or improving in tobacco leaf activities of antioxidant enzymes and anti-oxidant in prevention and control agent
The content of material (such as ascorbic acid) mitigates injury of the active oxygen to Photosynthetic to strengthen the Scavenging activity of active oxygen, meanwhile,
Ca2+Transmembrane transport, reduce the Electrolyte Leakage Rate of tobacco leaf, maintain Ca in kytoplasm2+Homeostasis, and study table
Bright, calcium chloride can also improve the activity of Rubisico activating enzymes in blade, therefore also same even if the closing induction of Stoma of Leaves
Sample can maintain the higher photosynthetic rate of tobacco leaf；Potassium dihydrogen phosphate effectively supplements P elements and potassium element, strengthens later stage cigarette
Strain physiological metabolism activity and resistance, promote blade normally to fall yellow poor, while can play the role of drop alkali and increase potassium, suppress nicotine and close
Into promoting the absorption and accumulation of potassium, promote top hacking, improve tobacco leaf chemical composition harmony.
Experimental study shows, sprays the tobacco leaf of prevention and control agent, field tobacco leaf early ageing, albefaction, burn, brown spot phenomenon substantially subtracts
Gently, physiology and the index of quality significantly improve (detailed in Example), and using effect is notable, can effectively prevention and control flue-cured tobacco high temperature force ripe phenomenon
Occur, improve quality of tobacco.
Preferably, further technical solution is：The flue-cured tobacco high temperature forces ripe prevention and control agent to include what is calculated by weight
Following component：100~300 parts of 1~10 part of polyamines, 1~10 part of sodium nitroprussiate, 50~150 parts of calcium chloride and potassium dihydrogen phosphate.
In this way, by suitably allocating, determine that flue-cured tobacco high temperature of the present invention forces the ratio of each component of ripe prevention and control agent, fully hair
The synergistic effect of each component is waved, while suppressing the respiration and transpiration of cigarette strain blade in high temperature environments as far as possible
Maintain tobacco leaf photosynthetic rate, reduce blade in harmful substance and accumulated active oxygen, improve blade in active oxygen it is clear
Removing solid capacity, enhancing cigarette strain physiological metabolism activity and resistance, improve the physiology and the index of quality of tobacco leaf.
Further technical solution is：The polyamines is putrescine, spermidine, spermine, putrescine hydrochloride, spermidine hydrochloric acid
One or more in salt, spermine hydrochloride.
Further technical solution is：The flue-cured tobacco high temperature forces ripe prevention and control agent including calculating by weight such as the following group
Point：200 parts of 5 parts of putrescine hydrochloride, 5 parts of sodium nitroprussiate, 100 parts of calcium chloride and potassium dihydrogen phosphate.Experimental study shows, sprays above-mentioned
After the flue-cured tobacco high temperature of ratio component forces ripe prevention and control agent, the high temperature of cigarette strain forces ripe effect substantially to weaken, tobacco leaf early ageing, albefaction, burn,
Phenomena such as brown spot, is obviously improved.
Further technical solution is：The flue-cured tobacco high temperature forces ripe prevention and control agent including calculating by weight such as the following group
Point：300 parts of 5 parts of putrescine, 5 parts of sodium nitroprussiate, 150 parts of calcium chloride and potassium dihydrogen phosphate.Show through experimental study, spray aforementioned proportion
After the flue-cured tobacco high temperature of component forces ripe prevention and control agent, the high temperature of cigarette strain forces ripe effect substantially to weaken.
Further technical solution is：The flue-cured tobacco high temperature forces ripe prevention and control agent to further include the cobalt chloride calculated by weight
0.5~3 part and 2~5 parts of mannitol.Experimental study shows, after spraying cobalt chloride solution, not only can effective ethene suppressing production
It is raw, while the content of polyamines in blade can be increased, the increase to reactive oxygen species plays effective inhibitory action, to suppressing leaf
Green element, which is degraded, also functions to certain effect, and the addition of mannitol, can be effectively increased the activity of nitrate reductase, be conducive to be catalyzed
(Asia) nitrate forms NO.
Further technical solution is：The flue-cured tobacco high temperature forces ripe prevention and control agent to further include the sulfurous acid calculated by weight
2~5 parts of sodium.Experimental study shows that sodium sulfite solution sprays, and the high temperature of cigarette strain forces ripe effect substantially to weaken.Specific effect
Principle is probably：Sodium sulfite has certain reproducibility, can react in blade with active oxygen, reduce containing for active oxygen
Amount, on the other hand, inferior sulfate radical is under the action of plant inner salt reductase by original into H2S, H2S can be with active oxygen and peroxidating
Thing reacts, and mitigates the damage of intracellular oxidative damage, especially chlorophyll；And H2S can be in blade activated protein occur
Reaction, to its sulfhydrylation, activates activities of antioxidant enzymes, enzyme in strong anti-oxidation system and Ascorbic acid peroxidase system
Property, by the mutually coordinated effect of nitrosylation with activated protein, ensure photosynthetic intensity.
Further technical solution is：The flue-cured tobacco high temperature forces ripe prevention and control agent to further include the EDTA 3 calculated by weight
~8 parts.Show through experimental study：Blade can activate nitrate reductase to a certain extent after absorbing EDTA molecules, alleviate high temperature with
And intense light irradiation is to the inhibitory action of nitrate reductase.
Another aspect of the present invention additionally provides the application that any of the above-described flue-cured tobacco high temperature forces ripe prevention and control agent：Will be described roasting
Cigarette high temperature forces each component of ripe prevention and control agent to be dissolved in the water to obtain prevention and control dilution agent liquid, the prevention and control dilution agent after mixing in proportion
It is 1 that flue-cured tobacco high temperature described in liquid, which forces the mass ratio of ripe prevention and control agent and water,:200~1000；By the prevention and control dilution agent liquid in cigarette strain
It is prosperous for a long time to maturity period foliage-spray 1~3 time, each dosage is 30~100kg prevention and control dilution agent liquid/mu.
Further technical solution is：Flue-cured tobacco high temperature forces the matter of ripe prevention and control agent and water described in the prevention and control dilution agent liquid
Amount is than being 1:500, the prevention and control dilution agent liquid is in cigarette strain prosperous long middle and later periods and prematuration period each foliage-spray 1 time, and successively two
Secondary sprays interval 8~15 days.
Further technical solution is：The mixed solution of the prosperous long foliage-spray early period cobalt chloride of cigarette strain and mannitol, often
For 30~100kg per acre, interval sprays the prevention and control dilution agent liquid to secondary dosage after 5~10 days, the cobalt chloride and mannitol
The mass ratio of the gross mass and water of cobalt chloride and mannitol is 1 in mixed solution:300~600.Include sodium nitroprussiate spraying and prevent
The mixed solution of cobalt chloride and mannitol is sprayed before in control dilution agent liquid, the first increase to reactive oxygen species plays effectively
Inhibitory action, certain effect is also functioned to suppressing chlorophyll degradation, while increases the activity of nitrate reductase, and it is general to be conducive to nitre
Sodium is catalyzed to form NO.
Further technical solution is：Cobalt chloride, mannitol, polyamines, sodium nitroprussiate, calcium chloride and potassium dihydrogen phosphate are pressed
It is dissolved in the water to obtain prevention and control dilution agent liquid after ratio mixing, flue-cured tobacco high temperature forces ripe prevention and control agent described in the prevention and control dilution agent liquid
Mass ratio with water is 1:200~1000；The prevention and control dilution agent liquid is prosperous for a long time to maturity period foliage-spray 1~3 in cigarette strain
Secondary, each dosage is 30~100kg prevention and control dilution agent liquid/mu.
Further technical solution is：The prosperous long foliage-spray early period EDTA solution of cigarette strain, each dosage is 30~50kg
Per acre, the prevention and control dilution is sprayed after being spaced 2~5 days, the mass ratio of EDTA and water is 1 in the EDTA solution:100~
300.EDTA solution is first sprayed, after blade fully absorbs, effectively activates nitrate reductase, then is sprayed and is included sodium nitroprussiate and prevent
After controlling in dilution agent liquid, the sodium nitroprussiate release NO of absorption can be fully decomposed, improves its action effect.
Further technical solution is：Spray EDTA solution or spray the 3 of the mixed solution of cobalt chloride and mannitol
After~5 days, sodium sulfite solution is sprayed, interval sprays the mixing of polyamines, sodium nitroprussiate, calcium chloride and potassium dihydrogen phosphate after 1~3 day
Solution, the mass ratio of the sodium sulfite solution sulfite sodium and water is 1:500~1000, each dosage is 50~100kg
Prevention and control dilution agent liquid/mu.Sodium sulfite solution sprays, and reduces the content activation activities of antioxidant enzymes of active oxygen, strengthens antioxygen
Enzymatic activity in change system and Ascorbic acid peroxidase system, ensures later stage polyamines, sodium nitroprussiate, calcium chloride and di(2-ethylhexyl)phosphate
Fully absorbing and decomposing for the mixed solution each component of hydrogen potassium, improves its action effect.
Experimental study shows, after above-mentioned prevention and control dilution agent liquid is sprayed in a manner mentioned above, effective prevention and control flue-cured tobacco is high
Temperature forces ripe phenomenon to occur, field tobacco leaf early ageing, albefaction, burn, brown spot phenomenon substantially mitigates, physiology and the index of quality significantly change
Kind, using effect is notable, can effectively improve quality of tobacco.
Embodiment
Below in conjunction with specific embodiment, the invention will be further described, to help the present invention, but this hair is more fully understood
Bright protection domain is not limited in these embodiments.
Embodiment 1
By 100 parts of 5 parts of 5 parts of putrescine hydrochloride, sodium nitroprussiate, calcium chloride calculating by weight and 200 parts of potassium dihydrogen phosphate
Uniformly it is dissolved in the water to obtain prevention and control dilution agent liquid after mixing, wherein the flue-cured tobacco high temperature forces the mass ratio of ripe prevention and control agent and water to be
1:500, the prevention and control dilution agent liquid is in cigarette strain prosperous long middle and later periods and prematuration period each foliage-spray 1 time, successively spray twice
Apply interval 10 days, each dosage is 80kg prevention and control dilution agent liquid/mu.
Embodiment 2
150 parts of 5 parts of 5 parts of putrescine, sodium nitroprussiate, calcium chloride calculating by weight and 300 parts of potassium dihydrogen phosphate is uniformly mixed
It is dissolved in the water to obtain prevention and control dilution agent liquid after conjunction, wherein it is 1 that the flue-cured tobacco high temperature, which forces the mass ratio of ripe prevention and control agent and water,:800,
For the prevention and control dilution agent liquid in the prosperous long mid-term of cigarette strain and prematuration period each foliage-spray 1 time, each dosage is 100kg prevention and control agent
Dilution/mu.
Embodiment 3
50 parts of 10 parts of 1 part of spermine, sodium nitroprussiate, calcium chloride calculating by weight and 100 parts of potassium dihydrogen phosphate is uniformly mixed
It is dissolved in the water to obtain prevention and control dilution agent liquid after conjunction, wherein it is 1 that the flue-cured tobacco high temperature, which forces the mass ratio of ripe prevention and control agent and water,:200,
The prevention and control dilution agent liquid in cigarette strain prosperous long later stage and prematuration period each foliage-spray 1 time, successively twice spray interval 8
My god, each dosage is 30kg prevention and control dilution agent liquid/mu.
Embodiment 4
By 150 parts of 1 part of 10 parts of spermidine, sodium nitroprussiate, calcium chloride calculating by weight and 300 parts of potassium dihydrogen phosphate uniformly
It is dissolved in the water to obtain prevention and control dilution agent liquid after mixing, wherein it is 1 that the flue-cured tobacco high temperature, which forces the mass ratio of ripe prevention and control agent and water,:
1000, the prevention and control dilution agent liquid is in cigarette strain prosperous long later stage and prematuration period each foliage-spray 1 time, successively between spraying twice
Every 8 days, each dosage was 50kg prevention and control dilution agent liquid/mu.
Embodiment 5
By totally 5 parts of 5 parts of 0.5 part of cobalt chloride, mannitol, spermine and putrescine calculating by weight, 5 parts of sodium nitroprussiate, chlorination
200 parts of 100 parts of calcium and potassium dihydrogen phosphate are dissolved in the water to obtain prevention and control dilution agent liquid after mixing in proportion, wherein the flue-cured tobacco is high
It is 1 that temperature, which forces the mass ratio of ripe prevention and control agent and water,:800, the prevention and control dilution agent liquid is in cigarette strain prosperous long middle and later periods and prematuration period
Each foliage-spray 1 time, successively twice spray interval 10 days, each dosage is 60kg prevention and control dilution agent liquid/mu.
Embodiment 6
Totally 5 parts of 3 parts of 2 parts of cobalt chloride, mannitol, spermine and putrescine, 5 parts of sodium nitroprussiate, the calcium chloride that will be calculated by weight
100 parts and 200 parts of potassium dihydrogen phosphate are dissolved in the water to obtain prevention and control dilution agent liquid after mixing in proportion, wherein the flue-cured tobacco high temperature
It is 1 to force the mass ratio of ripe prevention and control agent and water:600, the prevention and control dilution agent liquid is each in cigarette strain prosperous long middle and later periods and prematuration period
Foliage-spray 1 time, successively twice spray interval 10 days, each dosage is 50kg prevention and control dilution agent liquid/mu.
Embodiment 7
Totally 5 parts of 2 parts of 3 parts of cobalt chloride, mannitol, spermine and putrescine, 5 parts of sodium nitroprussiate, the calcium chloride that will be calculated by weight
100 parts and 200 parts of potassium dihydrogen phosphate are dissolved in the water to obtain prevention and control dilution agent liquid after mixing in proportion, wherein the flue-cured tobacco high temperature
It is 1 to force the mass ratio of ripe prevention and control agent and water:600, the prevention and control dilution agent liquid is each in cigarette strain prosperous long middle and later periods and prematuration period
Foliage-spray 1 time, successively twice spray interval 10 days, each dosage is 50kg prevention and control dilution agent liquid/mu.
Embodiment 8
On the basis of embodiment 1, in the prosperous long foliage-spray early period cobalt chloride of cigarette strain and the mixed solution of mannitol, the two
Mass ratio is 1:2, for 60kg per acre, interval sprays prevention and control dilution described in embodiment 1, institute to each dosage for the first time after 8 days
The mass ratio for stating the gross mass and water of cobalt chloride and mannitol in the mixed solution of cobalt chloride and mannitol is 1:500.
Research shows：Each dosage of the mixed solution of cobalt chloride and mannitol 30~100kg per acre, the cobalt chloride
Mass ratio with the gross mass and water of cobalt chloride and mannitol in the mixed solution of mannitol is 1:It can reach when 300~600
Preferable effect.
Embodiment 9
On the basis of embodiment 1, in the prosperous long foliage-spray early period EDTA solution of cigarette strain, each dosage for 40kg per acre,
Interval sprays prevention and control dilution described in embodiment 1 for the first time after 2 days, the mass ratio of EDTA and water is 1 in the EDTA solution:
200。
Embodiment 10
On the basis of embodiment 6, in the prosperous long foliage-spray early period EDTA solution of cigarette strain, each dosage for 30kg per acre,
Interval sprays prevention and control dilution described in embodiment 6 for the first time after 3 days, the mass ratio of EDTA and water is 1 in the EDTA solution:
300。
Embodiment 11
On the basis of embodiment 1, in the prosperous long middle and later periods foliage-spray sodium sulfite solution of cigarette strain, each dosage is
Per acre, interval sprays prevention and control dilution described in embodiment 1, the sodium sulfite solution sulfite to 100kg for the first time after 2 days
The mass ratio of sodium and water is 1:1000.
Embodiment 12
It is every for 80kg in the prosperous long mid-term foliage-spray sodium sulfite solution of cigarette strain, each dosage on the basis of embodiment 6
Mu, interval spray prevention and control dilution described in embodiment 6, the sodium sulfite solution sulfite sodium and water for the first time after 3 days
Mass ratio be 1:500.
Embodiment 13
On the basis of embodiment 10, after spray EDTA solution 3 days, sodium sulfite solution is sprayed, each dosage is
Per acre, interval sprays prevention and control dilution described in embodiment 6, the sodium sulfite solution sulfite to 50kg for the first time after 1 day
The mass ratio of sodium and water is 1:800.
Embodiment 14
It is molten that sodium sulfite is sprayed on the basis of embodiment 8, behind 3 days of the mixed solution that sprays cobalt chloride and mannitol
Liquid, for 70kg per acre, interval sprays prevention and control dilution described in embodiment 1, the sodium sulfite to each dosage for the first time after 3 days
The mass ratio of solution sulfite sodium and water is 1:800.
Test result indicates that under above-described embodiment, flue-cured tobacco high temperature forces ripe phenomenon to be effectively inhibited, and field tobacco leaf is early
Decline, albefaction, burn, brown spot phenomenon substantially mitigates, physiology and the index of quality significantly improve, and quality of tobacco is improved significantly, effect
Fruit is notable.
Comparative example
In addition to what is sprayed is not add the water of prevention and control agent, other conditions are the same as embodiment 1.
As shown in table 1~3, the tobacco leaf of prevention and control agent is sprayed, it is notable that physiology and the index of quality significantly improve using effect, can have
Effect prevention and control flue-cured tobacco high temperature forces ripe phenomenon to occur, and quality of tobacco is improved significantly.
1 flue-cured tobacco high temperature of table forces influence (maturity period measure) of the ripe prevention and control agent to tobacco leaf pigment content
2 flue-cured tobacco high temperature of table forces the influence (maturity period measure) that ripe prevention and control agent acts on tobacco leaf photosynthetic
3 flue-cured tobacco high temperature of table forces influence of the ripe prevention and control agent to cured tobacco leaf chemical composition
Above-described embodiment is the preferable embodiment of the present invention, but embodiments of the present invention and from above-described embodiment
Limitation, other any Spirit Essences without departing from the present invention with made under principle change, modification, replacement, combine, simplification,
Equivalent substitute mode is should be, is included within protection scope of the present invention.
Claims (7)
1. a kind of flue-cured tobacco high temperature forces ripe prevention and control agent, it is characterised in that including following component：1~10 part of polyamines, sodium nitroprussiate 1~10
Part, 50~150 parts of calcium chloride, 100~300 parts of potassium dihydrogen phosphate, 0.5~3 part of cobalt chloride and 2~5 parts of mannitol.
2. flue-cured tobacco high temperature according to claim 1 forces ripe prevention and control agent, it is characterised in that the polyamines for putrescine, spermidine,
One or more in spermine, putrescine hydrochloride, spermidine hydrochloride, spermine hydrochloride.
3. flue-cured tobacco high temperature according to claim 2 forces ripe prevention and control agent, it is characterised in that as follows including what is calculated by weight
Component：200 parts of 5 parts of putrescine hydrochloride, 5 parts of sodium nitroprussiate, 100 parts of calcium chloride and potassium dihydrogen phosphate.
4. flue-cured tobacco high temperature according to claim 2 forces ripe prevention and control agent, it is characterised in that as follows including what is calculated by weight
Component：300 parts of 5 parts of putrescine, 5 parts of sodium nitroprussiate, 150 parts of calcium chloride and potassium dihydrogen phosphate.
5. the flue-cured tobacco high temperature described in Claims 1 to 4 any one forces the application of ripe prevention and control agent, it is characterised in that will be described roasting
Cigarette high temperature forces each component of ripe prevention and control agent to be dissolved in the water to obtain prevention and control dilution agent liquid, the prevention and control dilution agent after mixing in proportion
It is 1 that flue-cured tobacco high temperature described in liquid, which forces the mass ratio of ripe prevention and control agent and water,:200~1000；By the prevention and control dilution agent liquid in cigarette strain
It is prosperous for a long time to maturity period foliage-spray 1~3 time, each dosage is 30~100kg prevention and control dilution agent liquid/mu.
6. flue-cured tobacco high temperature according to claim 5 forces the application of ripe prevention and control agent, it is characterised in that the prevention and control dilution agent liquid
Described in flue-cured tobacco high temperature force the mass ratio of ripe prevention and control agent and water be 1:500, the prevention and control dilution agent liquid is in the cigarette strain prosperous long middle and later periods
And prematuration period each foliage-spray 1 time, successively twice spray interval 8~15 days.
7. the flue-cured tobacco high temperature according to claim 5 or 6 forces the application of ripe prevention and control agent, it is characterised in that cigarette strain prosperous long early period
The mixed solution of foliage-spray cobalt chloride and mannitol, for 30~100kg per acre, interval sprays institute to each dosage after 5~10 days
State prevention and control dilution agent liquid, the quality of the gross mass and water of cobalt chloride and mannitol in the mixed solution of the cobalt chloride and mannitol
Than for 1:300~600.
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