CN109526971A - Plant growth composite regulator and its application method in the shade tolerant plantation of rice - Google Patents
Plant growth composite regulator and its application method in the shade tolerant plantation of rice Download PDFInfo
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- CN109526971A CN109526971A CN201910017617.7A CN201910017617A CN109526971A CN 109526971 A CN109526971 A CN 109526971A CN 201910017617 A CN201910017617 A CN 201910017617A CN 109526971 A CN109526971 A CN 109526971A
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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
- A01N43/64—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with three nitrogen atoms as the only ring hetero atoms
- A01N43/647—Triazoles; Hydrogenated triazoles
- A01N43/653—1,2,4-Triazoles; Hydrogenated 1,2,4-triazoles
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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
- A01G22/00—Cultivation of specific crops or plants not otherwise provided for
- A01G22/20—Cereals
- A01G22/22—Rice
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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
- A01N43/02—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one or more oxygen or sulfur atoms as the only ring hetero atoms
- A01N43/04—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one or more oxygen or sulfur atoms as the only ring hetero atoms with one hetero atom
- A01N43/06—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one or more oxygen or sulfur atoms as the only ring hetero atoms with one hetero atom five-membered rings
- A01N43/12—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one or more oxygen or sulfur atoms as the only ring hetero atoms with one hetero atom five-membered rings condensed with a carbocyclic ring
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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
- A01N45/00—Biocides, pest repellants or attractants, or plant growth regulators, containing compounds having three or more carbocyclic rings condensed among themselves, at least one ring not being a six-membered ring
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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
- A01N59/00—Biocides, pest repellants or attractants, or plant growth regulators containing elements or inorganic compounds
- A01N59/26—Phosphorus; Compounds thereof
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Abstract
Plant growth composite regulator and its application method in the shade tolerant plantation of rice, the invention belongs to plant growth regulating technical field, raw material includes: 0.25-0.30 parts of triazole type plant growth regulator, 0.0090-0.01 parts of gibberellin, acid 0.5-3 parts of phosphorus potash fertilizer according to parts by weight.Application method of the plant growth composite regulator in the shade tolerant plantation of rice includes: to mix plant growth composite regulator with 800-1200 parts of water.Gibberellin, triazole type plant growth regulator and acid phosphorus potash fertilizer are used cooperatively by the present invention, and the Light Stress of rice plant has been effectively relieved, has promoted rice normal growth.
Description
Technical field
The invention belongs to plant growth regulating technical field, in particular to a plant growth composite regulator and
Its application method in the shade tolerant plantation of rice.
Background technique
Rice is light crop, and the few and continuous rainy weather of regional illumination can all cause rice illumination to reduce, and reduces water
Rice yield, it is therefore desirable to paddy growth be promoted using certain technological means when rice is by Light Stress, it is inverse to alleviate dim light
Influence of the border to rice growth.The prior art mainly solves the problems, such as Light Stress from Cultural practices, such as adjusts rice transplanting
Time avoids overcast and rainy dim light weather, in conjunction with the plant type characteristic of rice varieties, determines reasonable Planting Densities, fits to group
When water-fertilizer conditioning, to reduce adverse effect of the dim light to paddy growth.
Existing adjustment Different Transplanting Periods and Cultural practices can solve zonal Light Stress problem, but in climate change
Under overall background, extreme climate occurs frequently, and Light Stress happens occasionally in different time, different location, routine techniques measure
This problem is not can effectively solve.
Summary of the invention
The purpose of the present invention is to provide a plant growth composite regulators, by multiple to various plants growth regulator
Screening is closed, a kind of growing mixed regulator that can alleviate rice Light Stress in time is obtained, to reduce dim light to paddy growth
Adverse effect has certain positive effect to rice stable yields, increasing peasant income.
The present invention is implemented as follows:
The present invention proposes that a plant growth composite regulator, raw material include: that triazole type plant is raw according to parts by weight
Long regulator 0.25-0.30 parts, 0.0090-0.01 parts of gibberellin, acid 0.5-3 parts of phosphorus potash fertilizer.
In above-mentioned technical proposal, the activity of rice indoleacetic acid oxidase is can be improved in triazole type plant growth regulator, drop
The level of low rice seedling Endogenous IAA.It is obvious to weaken rice seedling apical growth advantage, promote lateral bud (tiller) to breed.Rice shoot appearance
Short to strengthen more tillers, leaf color is dark green.Well developed root system.It is relieved the rice underproduction caused by dim light.Gibberellin accelerates the elongation of cell (red
The content of auxin in plant can be improved in mycin, and auxin directly adjusts the elongation of cell), also have to the division of cell
Facilitation, it can promote expansion (but the acidification for not causing cell wall) the lateral bud suspend mode of gibberellin inhibition simultaneously of cell, mention
High photosynthesis reduces the influence that dim light grows heliophile.Potassium element in acid phosphorus potash fertilizer can promote the photosynthetic of crop
Effect accelerates absorption and the trans-utilization of Plant To Nutrient substance, shortens fertilizer efficiency.Reduce the loss that disphotic zone carrys out plant growth.
Acid phosphorus potash fertilizer can also promote crop to fully absorb nitrogen and P elements, and the crop for lacking phosphorus, nitrogen stress can play fastly
The effect of speed supplement.It is more many fastly than previous common phosphorus potash fertilizer.
In some specific embodiments, triazole type plant growth regulator includes one of paclobutrazol and uniconazole P
Or two kinds.
Optionally, triazole type plant growth regulator is paclobutrazol.
In above-mentioned technical proposal, paclobutrazol can make the cell of rice seedling root, leaf sheath, leaf become smaller, and the cell number of plies of each organ increases
Add.Tracer analysis shows that rice paddy seed, leaf, root can absorb paclobutrazol.The paclobutrazol that blade absorbs largely is trapped in suction
Receiving portions, seldom transport outward.The photosynthetic efficiency of paclobutrazol low concentration enhancement rice seedling blade；High concentration inhibits photosynthetic efficiency, mentions
High root respiration intensity reduces aerial part respiratory intensity, improves Stoma of Leaves resistance, reduces leaf transpiration effect.Paclobutrazol
Agriculture application value be its control effect to plant growth.With plant growth is delayed, inhibits stem elongation, shorten section
Between, promote plant tillering, promote bud differentiation, increase plant stress-resistance performance, improve yield and other effects.
In some specific embodiments, acid phosphorus potash fertilizer is potassium dihydrogen phosphate.Promote Nutrient Absorption: potassium dihydrogen phosphate
Reasonable employment can promote crop to fully absorb nitrogen and P elements, and the crop for lacking phosphorus, nitrogen stress can play quick benefit
The effect filled.It is more many fastly than previous common phosphorus potash fertilizer.Promote photosynthesis: the potassium element in potassium dihydrogen phosphate can promote to make
The photosynthesis of object accelerates absorption and the trans-utilization of Plant To Nutrient substance, shortens fertilizer efficiency.Anti-adversity ability is improved, is rationally made
With resistance, the drought resisting, cold tolerance that can enhance crop, while hot wind weather, flood and the crop occurred to summer
Epidermis injury healing has significant effect.Fruit retention strengthens fruit: potassium dihydrogen phosphate is fruit crop middle and later periods most commonly used fertilizer,
Some has in water-soluble fertilizer, has plenty of pure phosphoric acid potassium dihydrogen foliage-spray etc., can significantly expand crop and fruit, increases mouthfeel
Deng, while maturation can also be accelerated.Adjust growth: crop can also play the role of regulator using potassium dihydrogen phosphate and promote crop
Bud differentiation, increase are bloomed, and number, petal are big and strong, strengthen flower and fruit, improve and bear fruit, moreover it is possible to effectively facilitate the growth and development of root system.
In some specific embodiments, triazole type plant growth regulator is provided by the first medicament, the first medicament
Including one of wettable powder, aqua or water dispersible granules, gibberellin is configured to second medicament, and second medicament includes wettable
One of property pulvis, aqua or water dispersible granules.
Wettable powder (WP) is with pesticide original medicine, inert filler (being largely bentonite, kaolin etc.) and a certain amount of
Auxiliary agent, after being adequately mixed crushing in proportion, reach the dosage form of certain particle size.From in shape, and pulvis indistinction,
But due to joined the auxiliary agents such as wetting agent, dispersing agent, it can be readily wetted by water, disperse after being added in water, forming suspension, it is sprayable
Application.Compared with missible oil, wettable powder production cost is low, can use paper bag or plastic bag packaging, storage and transportation is convenient, safe, packaging
Material is easier to handle；Importantly, wettable powder does not use solvent and emulsifier, and it is safer to plant, it is not easy to produce
Crude drug evil, it is environmentally safe, it is used before fruit bagging, can avoid stimulation of the organic solvent to fruit face.
Water dispersible granules are also known as dry flowable, water hangs property granule.It is automatic to be disintegrated after entering water, it is dispersed into suspension.It is
The novel form to grow up on the basis of wettable powder and suspending agent, it has good dispersion, suspensibility height, stability
The features such as good, easy to use, avoids wettable powder and generates dust, and suspending agent packed and transported is inconvenient, storage be also easy to produce precipitating,
The disadvantages of agglomeration, poor fluidity, viscous wall.
In some specific embodiments, the first medicament is wettable powder, and second medicament is wettable powder.
In some specific embodiments, 95% paclobutrazol raw medicine, 10% is can be selected in triazole type plant growth regulator
One or more of paclobutrazol wettable powder and 15% paclobutrazol wettable powder, gibberellin is dense in second medicament
Degree is 2.8-3.5%.
In some specific embodiments, 15% paclobutrazol wettable powder is can be selected in triazole type plant growth regulator
Agent, the concentration of gibberellin is 3.1% in second medicament.
The application method of a kind of plant growth composite regulator of any of the above-described in the shade tolerant plantation of rice, comprising: will
Plant growth composite regulator is mixed with 800-1200 parts of water.The present invention by gibberellin, triazole type plant growth regulator and
Acid phosphorus potash fertilizer is used cooperatively, and the effect that rice plant alleviates Light Stress is effectively increased.
It is plant growth composite regulator based on 900-1100 parts by water parts by weight in some specific embodiments
Raw material according to parts by weight include: 0.26-0.28 parts of triazole type plant growth regulator, gibberellin 0.0092-0.00095
Part, acid 1.5-2.5 parts of phosphorus potash fertilizer.
It is the original of plant growth composite regulator based on 1000 parts by water parts by weight in some specific embodiments
Material includes: that the quality of triazole type plant growth regulator is 0.27 part according to parts by weight, and the quality of gibberellin is 0.0093 part,
The quality of acid phosphorus potash fertilizer is 2.0 parts.
Specific embodiment
It in order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below will be in the embodiment of the present invention
Technical solution be clearly and completely described.5 actual conditions persons are not specified in embodiment, according to normal conditions or manufacturer
It is recommended that condition carry out.Reagents or instruments used without specified manufacturer is the routine that can be obtained by commercially available purchase
Product.
Some embodiments of the invention provide the present invention and propose that the present invention proposes a plant growth composite regulator, former
Material includes: 0.25-0.30 parts of triazole type plant growth regulator, 0.0090-0.01 parts of gibberellin, acid phosphorus according to parts by weight
0.5-3 parts of potash fertilizer.
In above-mentioned technical proposal, the activity of rice indoleacetic acid oxidase is can be improved in triazole type plant growth regulator, drop
The level of low rice seedling Endogenous IAA.It is obvious to weaken rice seedling apical growth advantage, promote lateral bud (tiller) to breed.Rice shoot appearance
Short to strengthen more tillers, leaf color is dark green.Well developed root system.Being substantially reduced dim light makes the loss of the rice underproduction.The elongation of gibberellin acceleration cell
(content of auxin in plant can be improved in gibberellin, and auxin directly adjusts the elongation of cell), the division to cell
Also there is facilitation, it can promote expansion (but the acidification for the not causing cell wall) lateral bud of gibberellin inhibition simultaneously of cell to stop
It sleeps, improves photosynthesis, reduce the influence that dim light grows heliophile.The light of potassium element energy Mian crop in acid phosphorus potash fertilizer
Respiration is closed, accelerates absorption and the trans-utilization of Plant To Nutrient substance, shortens fertilizer efficiency.It reduces disphotic zone and carrys out plant growth
Loss.Acid phosphorus potash fertilizer can also promote crop to fully absorb nitrogen and P elements, and the crop for lacking phosphorus, nitrogen stress can rise
To the effect quickly supplemented.It is more many fastly than previous common phosphorus potash fertilizer.
Such as in some embodiments of the invention, the raw material of plant growth composite regulator includes three according to parts by weight
0.25 part, 0.26 part, 0.27 part, 0.28 part, 0.29 part, 0.30 part of azole plant growth regulator.Such as of the invention one
In a little embodiments, the raw material of plant growth composite regulator include according to parts by weight 0.0090 part of gibberellin, 0.0091 part,
0.0092 part, 0.0093 part, 0.0094 part, 0.0095 part, 0.0096 part, 0.0097 part, 0.0098 part, 0.0099 part, 0.01
Part.Such as in some embodiments of the invention, the raw material of plant growth composite regulator includes acid phosphorus according to parts by weight
0.5 part, 1.0 parts, 1.5 parts, 2.0 parts, 2.5 parts, 3 parts of potash fertilizer.
In other embodiments of the invention, gibberellin can also use effect phenol sodium again and diethyl aminoethyl hexanoate substitution.
In some specific embodiments, triazole type plant growth regulator includes one of paclobutrazol and uniconazole P
Or two kinds.
Optionally, in some embodiments of the invention, triazole type plant growth regulator is paclobutrazol.
In above-mentioned technical proposal, paclobutrazol can make the cell of rice seedling root, leaf sheath, leaf become smaller, and the cell number of plies of each organ increases
Add.Tracer analysis shows that rice paddy seed, leaf, root can absorb paclobutrazol.The paclobutrazol that blade absorbs largely is trapped in suction
Receiving portions, seldom transport outward.The photosynthetic efficiency of paclobutrazol low concentration enhancement rice seedling blade；High concentration inhibits photosynthetic efficiency, mentions
High root respiration intensity reduces aerial part respiratory intensity, improves Stoma of Leaves resistance, reduces leaf transpiration effect.Paclobutrazol
Agriculture application value be its control effect to plant growth.With plant growth is delayed, inhibits stem elongation, shorten section
Between, promote plant tillering, promote bud differentiation, increase plant stress-resistance performance, improve yield and other effects.
In some specific embodiments, acid phosphorus potash fertilizer is potassium dihydrogen phosphate.Promote Nutrient Absorption: potassium dihydrogen phosphate
Reasonable employment can promote crop to fully absorb nitrogen and P elements, and the crop for lacking phosphorus, nitrogen stress can play quick benefit
The effect filled.It is more many fastly than previous common phosphorus potash fertilizer.Promote photosynthesis: the potassium element Neng Mian crop in potassium dihydrogen phosphate
Photosynthesis respiration effect, accelerate Plant To Nutrient substance absorption and trans-utilization, shorten fertilizer efficiency.Anti-adversity ability is improved, rationally
Using resistance, the drought resisting, cold tolerance that can enhance crop, while to hot wind weather, flood and the work of summer appearance
The healing of object epidermis injury has significant effect.Fruit retention strengthens fruit: potassium dihydrogen phosphate is fruit crop middle and later periods most commonly used fertilizer
Material, some have in water-soluble fertilizer, have plenty of pure phosphoric acid potassium dihydrogen foliage-spray etc., can significantly expand crop and fruit, increase mouth
Sense etc., while maturation can also be accelerated.Adjust growth: crop can also play the role of regulator using potassium dihydrogen phosphate and promote crop
Bud differentiation, increase are bloomed, and number, petal are big and strong, strengthen flower and fruit, improve and bear fruit, moreover it is possible to effectively facilitate the growth and development of root system.
In some specific embodiments, triazole type plant growth regulator is provided by the first medicament, the first medicament
Including one of wettable powder, aqua or water dispersible granules, gibberellin is configured to second medicament, and second medicament includes wettable
One of property pulvis, aqua or water dispersible granules.
Wettable powder (WP) is with pesticide original medicine, inert filler (being largely bentonite, kaolin etc.) and a certain amount of
Auxiliary agent, after being adequately mixed crushing in proportion, reach the dosage form of certain particle size.From in shape, and pulvis indistinction,
But due to joined the auxiliary agents such as wetting agent, dispersing agent, it can be readily wetted by water, disperse after being added in water, forming suspension, it is sprayable
Application.Compared with missible oil, wettable powder production cost is low, can use paper bag or plastic bag packaging, storage and transportation is convenient, safe, packaging
Material is easier to handle；Importantly, wettable powder does not use solvent and emulsifier, and it is safer to plant, it is not easy to produce
Crude drug evil, it is environmentally safe, it is used before fruit bagging, can avoid stimulation of the organic solvent to fruit face.
Water dispersible granules are also known as dry flowable, water hangs property granule.It is automatic to be disintegrated after entering water, it is dispersed into suspension.It is
The novel form to grow up on the basis of wettable powder and suspending agent, it has good dispersion, suspensibility height, stability
The features such as good, easy to use, avoids wettable powder and generates dust, and suspending agent packed and transported is inconvenient, storage be also easy to produce precipitating,
The disadvantages of agglomeration, poor fluidity, viscous wall.
In some specific embodiments, the first medicament is wettable powder, and second medicament is wettable powder.
In some specific embodiments, 95% paclobutrazol raw medicine, 10% is can be selected in triazole type plant growth regulator
One or more of paclobutrazol wettable powder and 15% paclobutrazol wettable powder, in other embodiments of the invention
In, 25% Paclobutrazol suspension concentrate also can be selected in triazole type plant growth regulator.
The concentration of gibberellin is 2.8-3.5% in second medicament.Such as in some embodiments of the invention, second medicament
The concentration of middle gibberellin is 2.8%, 2.9%, 3.0%, 3.1%, 3.4%, 3.2%, 3.3%, 3.5%.
In some specific embodiments, 15% paclobutrazol wettable powder is can be selected in triazole type plant growth regulator
Agent, the concentration of gibberellin is 3.1% in second medicament.
Second aspect, the embodiment of the present invention provide a kind of above-mentioned plant growth composite regulator in the shade tolerant plantation of rice
Application method, comprising: mix plant growth composite regulator with 800-1200 parts of water.The present invention is by gibberellin, triazole type
Plant growth regulator and acid phosphorus potash fertilizer are used cooperatively, and the Light Stress of rice plant has been effectively relieved, has promoted rice
Normal growth.
Such as in some embodiments of the invention, plant growth composite regulator and 800 parts, 850 parts, 900 parts, 950
Part, 1000 parts, 1050 parts, 1100 parts, 1150 parts, the mixing of 1200 parts of water.
It is plant growth composite regulator based on 900-1100 parts by water parts by weight in some specific embodiments
Raw material according to parts by weight include: 0.26-0.28 parts of triazole type plant growth regulator, gibberellin 0.0092-0.00095
Part, acid 1.5-2.5 parts of phosphorus potash fertilizer.
It is the original of plant growth composite regulator based on 1000 parts by water parts by weight in some specific embodiments
Material includes: that the quality of triazole type plant growth regulator is 0.27 part according to parts by weight, and the quality of gibberellin is 0.0093 part,
The quality of acid phosphorus potash fertilizer is 2.0 parts.
Feature and performance of the invention are described in further detail with reference to embodiments.
Embodiment 1
Present embodiments provide application method of the plant growth composite regulator in the shade tolerant plantation of rice, comprising:
Per hectare 15% paclobutrazol wettable powder 1.8kg, 3.1% gibberellin wettable powder 0.3kg, potassium dihydrogen phosphate 2kg are converted
Water 1000L is uniformly sprayed in rice field in.
Embodiment 2
Present embodiments provide application method of the plant growth composite regulator in the shade tolerant plantation of rice, comprising:
Per hectare 10% paclobutrazol wettable powder 2.5kg, 3.1% gibberellin wettable powder 0.29kg, potassium dihydrogen phosphate
0.5kg is watered 800L and uniformly sprays in rice field in.
Embodiment 3
Present embodiments provide application method of the plant growth composite regulator in the shade tolerant plantation of rice, comprising:
15% paclobutrazol wettable powder 2.0kg, 3.1% gibberellin wettable powder 0.32kg, potassium dihydrogen phosphate 3kg of per hectare,
1200L is watered uniformly to spray in rice field in.
Embodiment 4
Present embodiments provide application method of the plant growth composite regulator in the shade tolerant plantation of rice, comprising:
Per hectare 10% paclobutrazol wettable powder 2.6kg, 3.1% gibberellin wettable powder 0.31kg, potassium dihydrogen phosphate
1.0kg is watered 1000L and uniformly sprays in rice field in.
Embodiment 5
Present embodiments provide application method of the plant growth composite regulator in the shade tolerant plantation of rice, comprising:
15% paclobutrazol wettable powder 1.9kg, 3.1% gibberellin wettable powder 0.3kg, potassium dihydrogen phosphate 2.5kg of per hectare,
1000L is watered uniformly to spray in rice field in.
Embodiment 6
Present embodiments provide application method of the plant growth composite regulator in the shade tolerant plantation of rice, comprising:
Per hectare 15% paclobutrazol wettable powder 1.86kg, 3.1% gibberellin wettable powder 0.3kg, potassium dihydrogen phosphate
1.5kg is watered 1000L and uniformly sprays in rice field in.
Comparative example 1
Per hectare is uniformly sprayed in rice field in water 1000L.The plant for not adding some embodiments of the invention offer is raw
Long composite regulator.
Test example
Manually embodiment 1 to the rice field of embodiment 6 and comparative example 1 is started to carry out after rice transplanting 30 days identical
The processing of shading condition until rice harves, repeat three times, daily 10 points to 13 the shading treatment time 3 hours, shade density
About 60%.Statistics Implementation example 1 to the rice field of embodiment 6 and comparative example 1 rice yield and plant height, wherein same row
Different letters represent the significant difference in 0.05 level, and count and be made into table 1.
1 rice yield of table and plant height
Embodiment 1 to 6 rice yield of embodiment, which is significantly higher than, as can be seen from Table 1 does not spray some embodiments of the invention and mentions
The comparative example 1 of the plant growth composite regulator of confession, the plant height of same embodiment 1 to 6 rice of embodiment are also significantly greater than pair
Ratio 1.
In summary: user of the plant growth composite regulator provided in an embodiment of the present invention in the shade tolerant plantation of rice
The activity of rice indoleacetic acid oxidase can be improved in method, triazole type plant growth regulator, reduces the level of rice seedling Endogenous IAA.
It is obvious to weaken rice seedling apical growth advantage, promote lateral bud (tiller) to breed.Rice shoot appearance is short to strengthen more tillers, and leaf color is dark green.Root
System is flourishing.Being substantially reduced dim light makes the loss of the rice underproduction.(plant can be improved in gibberellin for the elongation of gibberellin acceleration cell
The content of interior auxin, and auxin directly adjusts the elongation of cell), also there is facilitation to the division of cell, it can promote
Into expansion (but the acidification for not causing cell wall) the lateral bud suspend mode of gibberellin inhibition simultaneously of cell, photosynthesis is improved, is reduced weak
The influence that light grows heliophile.Potassium element in acid phosphorus potash fertilizer can promote the photosynthesis of crop, accelerate plant to battalion
Absorption and the trans-utilization for supporting substance, shorten fertilizer efficiency.The Light Stress of rice plant has been effectively relieved, rice is promoted normally to give birth to
It is long.
Embodiments described above is a part of the embodiment of the present invention, instead of all the embodiments.Reality of the invention
The detailed description for applying example is not intended to limit the range of claimed invention, but is merely representative of selected implementation of the invention
Example.Based on the embodiments of the present invention, obtained by those of ordinary skill in the art without making creative efforts
Every other embodiment, shall fall within the protection scope of the present invention.
Claims (10)
1. a plant growth composite regulator, which is characterized in that its raw material includes: triazole type plant growth according to parts by weight
0.25-0.30 parts of regulator, 0.0090-0.01 parts of gibberellin, acid 0.5-3 parts of phosphorus potash fertilizer.
2. plant growth composite regulator according to claim 1, which is characterized in that the triazole type plant growth regulating
Agent includes one of paclobutrazol and uniconazole P or two kinds；
Optionally, the triazole type plant growth regulator is paclobutrazol.
3. plant growth composite regulator according to claim 1, which is characterized in that the acidity phosphorus potash fertilizer is di(2-ethylhexyl)phosphate
Hydrogen potassium.
4. plant growth composite regulator according to claim 1, which is characterized in that the triazole type plant growth regulating
Agent is provided by the first medicament, and first medicament includes one of wettable powder, aqua or water dispersible granules；
Optionally, first medicament is wettable powder.
5. plant growth composite regulator according to claim 4, which is characterized in that the triazole type plant growth regulating
Agent can be selected one of 95% paclobutrazol raw medicine, 10% paclobutrazol wettable powder and 15% paclobutrazol wettable powder or
Person is a variety of；
Optionally, 15% paclobutrazol wettable powder can be selected in the triazole type plant growth regulator.
6. plant growth composite regulator according to claim 1, which is characterized in that the gibberellin is configured to the second medicine
Agent, the second medicament include one of wettable powder, aqua or water dispersible granules；
Optionally, the second medicament is wettable powder.
7. plant growth composite regulator according to claim 6, which is characterized in that gibberellin described in the second medicament
Concentration be 2.8-3.5%；
Optionally, the concentration of gibberellin described in the second medicament is 3.1%.
8. a kind of user of described in any item plant growth composite regulators of claim 1-7 in the shade tolerant plantation of rice
Method characterized by comprising mix the plant growth composite regulator with 800-1200 parts of water.
9. application method of the plant growth composite regulator according to claim 8 in the shade tolerant plantation of rice, feature
It is, is based on 900-1100 parts by the water parts by weight, the raw material of the plant growth composite regulator presses effective component weight
Amount number meter include: 0.26-0.28 parts of the triazole type plant growth regulator, it is gibberellin 0.0092-0.00095 parts described,
1.5-2.5 parts of the phosphorus potash fertilizer of acidity.
10. application method of the plant growth composite regulator according to claim 9 in the shade tolerant plantation of rice, feature
It is, is based on 1000 parts by the water parts by weight, the raw material of the plant growth composite regulator presses effective component parts by weight
Number meter includes: that the quality of the triazole type plant growth regulator is 0.27 part, and the quality of the gibberellin is 0.0093 part, institute
The quality for stating acid phosphorus potash fertilizer is 2.0 parts.
Priority Applications (1)
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|---|---|---|---|
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| CN110934066A (en) * | 2019-12-30 | 2020-03-31 | 中国水稻研究所 | Water culture method for regeneration of axillary buds of rice stem nodes, water culture solution and application thereof |
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| CN110934066A (en) * | 2019-12-30 | 2020-03-31 | 中国水稻研究所 | Water culture method for regeneration of axillary buds of rice stem nodes, water culture solution and application thereof |
| CN110934066B (en) * | 2019-12-30 | 2022-03-15 | 中国水稻研究所 | Water culture method for regeneration of axillary buds of rice stem nodes, water culture solution and application thereof |
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