CN103518737A - Flourishing controlling and production increasing medicament composition and application thereof - Google Patents
Flourishing controlling and production increasing medicament composition and application thereof Download PDFInfo
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- CN103518737A CN103518737A CN201310415834.4A CN201310415834A CN103518737A CN 103518737 A CN103518737 A CN 103518737A CN 201310415834 A CN201310415834 A CN 201310415834A CN 103518737 A CN103518737 A CN 103518737A
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Abstract
The invention belongs to the technical field of plant growth regulators, and relates to a medicament composition being capable of controlling flourishing of plants and having a production increasing effect and application of the medicament composition. A plant growth regulator composition provided by the invention comprises the active ingredients of prohexadione calcium, paclobutrazol and a plant growth promoter, wherein the plant growth promoter is compound sodium nitrophenolate, diethyl aminoethyl hexanoate or gibberellin. 25% prohexadione calcium and paclobutrazol composite medicament wettable powder is used for controlling the flourishing of crops, and has the best effect when the dosage is 20g/acreage when being particularly used for controlling the flourishing of peanuts, soybeans or rapes. The plant growth regulator composition disclosed by the invention belongs to a ternary complex product, and compared with singly using prohexadione calcium to adjust the growth of the crops, the cost is greatly reduced, the dosage is easy to control, and the production increase of the crops is obvious; the safety is much higher than that of singly using paclobutrazol; compared with other triazole plant growth regulators for retarding plant growth, the plant growth regulator composition has the advantages of low residual toxicity, less dosage and environmental friendliness.
Description
Technical field
The invention belongs to plant growth regulator technical field, be specifically related to a kind of medicament composition and the application thereof that can control the prosperous length of plant and there is effect of increasing production.
Background technology
The growth of plant is divided into nourishes and grows and reproductive growth, and too much being nourished and grown while consuming of nutriment absorbing when plant, just there will be phenomenon gaudy, causes the situation that result is few, yield poorly, the so-called prosperous length of plant that Here it is.Many plants, in the process of cultivation, often there is prosperous long phenomenon in various degree in especially tame land for growing field crops crops, different according to the degree of the period of the prosperous length of crop and prosperous length, often do not cause crop failure 10% ~ 40% not etc.The prosperous length of crop can make nutrient shift loss, not only reduces output, and affects quality of agricultural product.
The prosperous long reason of plant is commonly considered as the variation of growing environment condition and is caused plant corpus internal hormone level generation unusual fluctuations finally to cause phytoma undue growth.For effectively controlling the prosperous length of plant, the gibberellin (GA) generally suppressing in plant corpus by plant growth regulator is synthetic, make cell elongation slowly, internode shortens but do not reduce cell number and internode number, reach shorten interval from, reduce height and reach the prosperous object of control.The biosynthetic plant growth regulator of GA in existing inhibition plant corpus; according to the difference of active position and mode, can be divided three classes: compounds (as chlormequat, first piperazine), nitrogen-containing heterocycle compound (as the paclobutrazol of triazole type, triazolone) and acyl group cyclohexanedione (also claiming cyclohexanetriones).Because the broad spectrum activity of compounds is not strong; mu consumption cost is also high than nitrogen heterocyclic in addition; so what control in the market that prosperous product uses is mainly nitrogen heterocyclic; such as paclobutrazol etc.; but easy generation that this type of medicament is used many is residual, occur poisoning, thus consumption must be controlled, but due to China's peasant mentality shortcoming; often understand excessive use and occur that medicament residue produces the situation of poisoning, so be badly in need of other, control prosperous product replacement nitrogen heterocyclic.
Prohexadione calcium is a kind of a kind of new plant growth regulator by the exploitation of Japanese combinatorial chemistry industrial group; belong to a kind of of acyl group cyclohexanedione; it is by disturbing the biosynthetic final step of GA to work; block GA12 aldehyde synthesizing to GA8; GA activation process is obstructed, and can makes the cell classification element level of ABA, zeatin and isopentenyladenosine type increase, thereby play, suppress to nourish and grow; promote the effect of reproductive growth, reach the object of increasing production and improving quality of agricultural product.Prohexadione calcium is mainly used in the medicament that the front former medicine of Prohexadione calcium of water belongs to new research and development at home at present, and domestic output does not also far reach market demand, and cost compare is high in addition, when peasant uses, can increase input.Single plant growth regulator in addition, action effect is also often comparatively single, be difficult to meet a plurality of production objects such as casing coupling, volume increase, raising crop quality, therefore also need to develop a kind of new plant growth regulating agent composition that can simultaneously meet a plurality of production objects.
Summary of the invention
The object of the invention is to provide the medicament composition of a plant growth regulators, realizing prosperous long control on good basis to crops, use cost can reduce, the scope of application is more wide in range, using dosage is safer, simultaneously this medicament composition is by adding plant growth promoter, thereby reaches the object that crop yield, quality are improved.
The present invention is achieved through the following technical solutions the object of the invention.
One plant growth adjustment medicament composition, active ingredient comprises: Prohexadione calcium, paclobutrazol and plant growth promoter;
Described plant growth promoter is compound sodium nitrophenolate, diethyl aminoethyl hexanoate or gibberellin.
Described plant growth adjustment medicament composition, the mass fraction of each active ingredient is: Prohexadione calcium, 5 ~ 30 parts; Paclobutrazol, 5 ~ 30 parts; Plant growth promoter, 0.5 ~ 2 part.
Described plant growth adjustment medicament composition can be made into the multiple formulations such as wetting powder, water dispersible granules or suspending agent by adding usual auxiliaries and filler, and described auxiliary agent and filler are the conventional material of those skilled in the art.
Described plant growth regulator medicament composition, while preparing 25% Prohexadione calcium paclobutrazol composite drug wetting powder, each material by weight percentage: Prohexadione calcium, 10%; Paclobutrazol, 15%; Diethyl aminoethyl hexanoate, 1%;
Auxiliary agent comprises: dispersant NNO, 5%; Wetting agent K12,4%; Stabilizing agent white carbon, 2%; Filler is bentonite, 63%.
Described plant growth regulator medicament composition, while preparing 25% Prohexadione calcium paclobutrazol composite drug water dispersible granules, each material by weight percentage: Prohexadione calcium, 10%; Paclobutrazol, 15%; Diethyl aminoethyl hexanoate, 1%;
Auxiliary agent comprises: dispersant NNO, 5%; Wetting agent K12,4%; Interleaving agent white carbon, 2%; Adhesive dextrin, 2%; Disintegrant urea, 3%; Filler is bentonite, 58%.
Described plant growth regulator medicament composition, while preparing 25% Prohexadione calcium paclobutrazol composite drug suspending agent, each material by weight percentage: Prohexadione calcium, 10%; Paclobutrazol, 15%; Diethyl aminoethyl hexanoate, 1%;
Auxiliary agent comprises: emulsifying dispersant DSC2002,5%; Wetting agent W-2001,2%; Suspending agent aluminium-magnesium silicate, 1%; Thickener xanthans, 0.1%; Antifreeze glycol, 3%; Defoamer organosilicon, 0.3%; Filler is water, 62.6%.
Above-mentioned 25% application of Prohexadione calcium paclobutrazol composite drug wetting powder aspect regulating plant growth, for controlling the prosperous length of crops.
Above-mentioned 25% application of Prohexadione calcium paclobutrazol composite drug wetting powder aspect regulating plant growth, for controlling the prosperous length of peanut, soybean or rape.
Above-mentioned 25% application of Prohexadione calcium paclobutrazol composite drug wetting powder aspect regulating plant growth, when controlling peanut, soybean or rape prosperous long, consumption is 10 ~ 30g/ mu.
Above-mentioned 25% application of Prohexadione calcium paclobutrazol composite drug wetting powder aspect regulating plant growth, when controlling peanut, soybean or rape prosperous long, in every mu of 20g, be watered the ratio of 15kg, in peanut, contain and spend spray latter stage, or in soybean initial bloom stage to the incrustation phase, spray, or spray in rape elongation to full-bloom stage.
Plant growth regulator medicament composition provided by the present invention belongs to a kind of ternary built product, compares single use Prohexadione calcium regulating crop growth, ternary built product provided by the present invention, and dose is easy to control, and crop yield is obvious; Than alone Prohexadione calcium cost, to reduce many, more high than alone paclobutrazol safety; With respect to other, delay the triazole type plant growth regulator of plant growth, ternary built product provided by the invention, low-residual toxicity, consumption are few, environmental friendliness.
In ternary built product provided by the present invention, diethyl aminoethyl hexanoate is as a kind of growth promoter that regulates the long-acting fruit of Prohexadione calcium regulating plant control, there is the active effect that improves plant peroxidases and nitrate reductase, thereby improve chlorophyllous content, accelerate photosynthetic speed, promote division and the elongation of plant cell, the balance of nutrient in control agent, finally reaches the object that strengthens crop anti-adversity ability, improves crop quality.
In ternary built product provided by the present invention, paclobutrazol is a kind of triazole type plant growth retardent of the prosperous length of control plant of broad spectrum activity, is the synthetic inhibitor of endogenous gibberellins.Also can improve the activity of indoleacetic acid oxidase, reduce the level of plant endogenous IAA.Obviously weaken apical growth advantage, outward appearance shows as short strong many tillers, and leaf look dark green, well developed root system.
To sum up, ternary built product provided by the present invention, compared to prior art, has dose and is easy to the features such as control, good drug efficacy, avirulence, noresidue, obvious effect of increasing production, cost is low, has outstanding substance progress.
It should be noted that, product provided by the present invention is mainly used in agricultural production, crop growth is regulated and controled, therefore the crop of mentioning in literary composition is equal to crops, agricultural technology field indication, tame each Plants such as paddy rice, corn, peanut, soybean, rape, cotton.
Embodiment
Below in conjunction with embodiment the present invention will be further explained explanation.
embodiment 1
The preparation 100Kg 25% Prohexadione calcium paclobutrazol composite drug wetting powder of take is example
,mainly comprise the following steps:
(1) take respectively Prohexadione calcium 10kg, paclobutrazol 15kg, diethyl aminoethyl hexanoate (DA-6) 1kg, dispersant NNO 5kg, wetting agent K12 4kg, white carbon 2kg, bentonite 63kg mixes 30 min in cone-type mixer;
(2) step (1) mixed material is crossed to airslide disintegrating mill, be crushed to 95% and cross 325 mesh sieves, reach the particle diameter fineness of GB defined;
(3) step (2) crushing rear material is mixed to 60 min in mixer again, guarantee to mix;
(4) material step (3) being mixed after testing qualified rear packing gets product.
Owing to preparing the method for different dosage form or different content medicament composition, be those skilled in the art's common method, for example dispersant is selected from conventional sodium lignin sulfonate, dispersant NNO, Dispersant MF, dispersing agent C NF; Disintegrant is selected from conventional urea, ammonium sulfate, sodium sulphate or sucrose; Wetting agent is selected from conventional wetting agent S250, wetting agent 790A, wetting agent K12 or W2001; Stabilizing agent is selected from conventional diatomite, white carbon or aluminium-magnesium silicate; Filler determines according to processed formulation, for example wetting powder and water dispersible granules filler bentonite, suspending agent filler water etc.; Therefore the dosing scope that those skilled in the art only need ask for protection according to the present invention is carried out suitable Selection and Constitute and can be implemented, and therefore no longer provides too much repeated embodiment to be described.
embodiment 2
For the impact on crop production of the plant growth retardent of checking ternary built preparation provided by the present invention and single Prohexadione calcium or other types, applicant respectively to peanut, soybean and rape to having carried out the field experiment of different chemicals treatment, processing scheme is as follows:
the different chemicals treatment of crop field trial
Prosperous long regulation and control contrast experiment for peanut carries out in Zhengyang County, Henan Province, while using, is watered the ratio of 15kg in every mu of design dosage, in peanut contain spend latter stage even spraying once, after experiment finishes, record every experimental data as follows:
the different chemicals treatment peanut of table 1 length of internode analytic statistics table
Process | 3 save (cm) | 2 save (cm) | 1 save (cm) |
25% Prohexadione calcium 10g/ mu | 4.65±0.85 | 3.88±0.28 | 3.11±0.06 |
25% Prohexadione calcium 20g/ mu | 4.22±0.25 | 3.22±0.21 | 2.21±0.13 |
25% Prohexadione calcium 30g/ mu | 3.98±0.39 | 3.02±0.17 | 2.02±0.11 |
Ternary built preparation 10g/ mu | 4.95±0.66 | 3.52±0.21 | 3.22±0.93 |
Ternary built preparation 20g/ mu | 4.02±0.35 | 3.26±0.18 | 2.02±0.15 |
Ternary built preparation 30g/ mu | 3.95±0.47 | 3.15±0.15 | 2.08±0.36 |
15% paclobutrazol 40g/ mu | 4.68±0.40 | 3.39±0.32 | 2.51±0.12 |
CK | 5.20±0.23 | 4.06±0.33 | 3.41±0.21 |
table 2 different disposal peanut plant height, volume analysis statistical form
Process | Mu pier number | Mu strain number | Strain fruit number | 100-grain weight (g) | Plant height (cm) | Output (kg/ mu) |
25% Prohexadione calcium 10g/ mu | 8671±205 | 17960±317 | 10±0.5 | 81±2.2 | 31.4 | 327±3.4 |
25% Prohexadione calcium 20g/ mu | 8592±193 | 16830±285 | 11±0.3 | 83±2.4 | 28.9 | 321±2.8 |
25% Prohexadione calcium 30g/ mu | 8481±224 | 16810±278 | 11±0.5 | 79±1.8 | 25.9 | 289±1.7 |
Ternary built preparation 10g/ mu | 8692±241 | 18200±232 | 12±0.1 | 82±3.1 | 29.4 | 331±1.3 |
Ternary built preparation 20g/ mu | 8753±232 | 19620±340 | 12±0.4 | 84±1.4 | 27.7 | 353±2.1 |
Ternary built preparation 30g/ mu | 8715±237 | 19150±382 | 12±0.2 | 82±2.7 | 25.2 | 325±1.9 |
15% paclobutrazol 40g/ mu | 8622±215 | 18420±290 | 12±0.2 | 82±1.2 | 30.3 | 312±2.3 |
CK | 8513±208 | 17850±211 | 11±0.2 | 80±1.5 | 40.8 | 291±1.4 |
table 3 different disposal peanut plant height, rate of growth are analyzed contrast table
Process | Reduced rate | Rate of growth |
25% Prohexadione calcium 10g/ mu | 23.04% | 7.22% |
25% Prohexadione calcium 20g/ mu | 29.16% | 5.50% |
25% Prohexadione calcium 30g/ mu | 36.52% | 0.69% |
Ternary built preparation 10g/ mu | 27.94% | 10.31% |
Ternary built preparation 20g/ mu | 32.11% | 11.00% |
Ternary built preparation 30g/ mu | 38.24% | 4.81% |
15% paclobutrazol 40 g/ mus | 25.74% | 6.87% |
CK | __ | __ |
Prosperous long regulation and control contrast experiment for soybean carries out in Xunxian, Henan Province, while using, is watered the ratio of 15kg in every mu of design dosage, in soybean initial bloom stage to the phase even spraying of incrustation once, after experiment finishes, record every experimental data as follows:
table 4 different disposal soybean plant height, volume analysis statistical form
Process | Mu strain number | Single-strain grain number | 100-grain weight (g) | Plant height (cm) | Output (kg/ mu) |
25% Prohexadione calcium 10g/ mu | 12560±215 | 100±2.2 | 18+0.1 | 78.2 | 547±3.2 |
25% Prohexadione calcium 20g/ mu | 12170±195 | 99±2.4 | 17+0.5 | 76.7 | 541±1.8 |
25% Prohexadione calcium 30g/ mu | 12010±188 | 103±1.8 | 18+0.4 | 75.6 | 539±2.7 |
Ternary built preparation 10g/ mu | 13200±234 | 109±3.1 | 19+0.5 | 68.4 | 569±2.1 |
Ternary built preparation 20g/ mu | 13620±210 | 112±1.4 | 20+0.3 | 67.1 | 561±1.9 |
Ternary built preparation 30g/ mu | 13150±231 | 117±2.7 | 22+0.2 | 65.3 | 570±2.2 |
15% paclobutrazol 40 g/ mus | 12420±200 | 96±1.2 | 17+0.5 | 69.3 | 532±1.8 |
CK | 12050±221 | 91±1.5 | 17+0.1 | 83.8 | 501±2.1 |
table 5 different disposal soybean plant height, rate of growth are analyzed contrast table
Process | Reduced rate | Rate of growth |
25% Prohexadione calcium 10g/ mu | 6.68% | 9.17% |
25% Prohexadione calcium 20g/ mu | 8.47% | 7.98% |
25% Prohexadione calcium 30g/ mu | 9.79% | 7.58% |
Ternary built preparation 10g/ mu | 18.38% | 13.57% |
Ternary built preparation 20g/ mu | 19.93% | 11.98% |
Ternary built preparation 30g/ mu | 22.08% | 13.878% |
15% paclobutrazol 40g/ mu | 17.47% | 6.19% |
CK | __ | __ |
Prosperous long regulation and control contrast experiment for rape carries out in Shayang County, Hubei Province, while using, is watered the ratio of 15kg in every mu of design dosage, in the elongation of rape to full-bloom stage even spraying once, after experiment finishes, record every experimental data as follows:
table 6 different disposal rape plant height, volume analysis statistical form
table 7 different disposal rape plant height, rate of growth are analyzed contrast table
Process | Reduced rate | Rate of growth |
25% Prohexadione calcium 10g/ mu | 3.66% | 4.55% |
25% Prohexadione calcium 20g/ mu | 4.05% | 6.82% |
25% Prohexadione calcium 30g/ mu | 4.93% | 4.56% |
Ternary built preparation 10g/ mu | 9. 86% | 11.36% |
Ternary built preparation 20g/ mu | 6.12% | 13.64% |
Ternary built preparation 30g/ mu | 8.38% | 9.09% |
15% paclobutrazol 40g/ mu | 4.67% | 2.27% |
CK | __ | __ |
Above-mentioned experimental data is analyzed, can find, when single while regulating and controlling plant growth with Prohexadione calcium, increase along with using dosage, mu pier number, the mu strain number of crop reduce, but strain fruit number/single-strain grain number/every seed number per pod, 100-grain weight/thousand kernel weight have increasing to have to be subtracted, and plant height and output all decrease.Therefore, can reach a conclusion, single while regulating and controlling plant growth with Prohexadione calcium, it is prosperous respond well to the control of crop plant height, but along with the increase of consumption, crop yield is shown to the impact of reduction.
Use after ternary built preparation provided by the present invention (being 25% Prohexadione calcium paclobutrazol complex preparation of embodiment 1 preparation) product, by the mensuration to crop yield proterties, discovery is when regulating and controlling plant growth by various dose, show: crop mu pier number, mu strain number, strain fruit number, single-strain grain number, every seed number per pod, 100-grain weight, thousand kernel weight, output have to increase to have and subtracts, but plant height reduces successively.With contrast (CK) and compare, crop mu pier number, mu strain number, strain fruit number, single-strain grain number, every seed number per pod, 100-grain weight/thousand kernel weight, output have to increase to have to subtract and are all increase trend, compare with alone Prohexadione calcium, these aspects integrate, hold advantage slightly, compare with alone paclobutrazol, advantage is more obvious.This ternary built preparation has overcome the shortcoming that alone paclobutrazol easily produces poisoning in addition, has avoided again the problem of the high cost of alone Prohexadione calcium.So comprehensively control the effect of prosperous volume increase, and the factor such as economic benefit, this controls prosperous volume increase consumption is most suitable.
By contrast, can find, on peanut, according to 20g/ mu dosage, use 25% commercially available Prohexadione calcium, can control the prosperous length of crop, reduce the about 12cm of plant height with CK contrast, per mu yield increases approximately 30 kilograms; According to 20g/ mu dosage, use after ternary built preparation provided by the present invention, can reduce the about 13cm of plant height with CK contrast, similar to single use Prohexadione calcium effect, but obviously increase mu strain number and 100-grain weight, it is remarkable that crop yield increases effect, and per mu yield increases approximately 62 kilograms.On soybean and rape, also show similar effect.On soybean, according to 20g/ mu dosage, use 25% commercially available Prohexadione calcium, reduce the about 7cm of plant height with CK contrast, per mu yield increases approximately 30 kilograms; According to 20g/ mu dosage, use after ternary built preparation provided by the present invention, can reduce the about 16cm of plant height with CK contrast, control prosperous successful and be better than single use Prohexadione calcium medicament, and effect of increasing production effect is remarkable, increase approximately 60 kilograms with CK contrast per mu yield.On rape, according to 20g/ mu dosage, use 25% commercially available Prohexadione calcium, reduce the about 5cm of plant height with CK contrast, per mu yield increases approximately 3 kilograms; According to 20g/ mu dosage, use after ternary built preparation provided by the present invention, can reduce the about 7cm of plant height with CK contrast, per mu yield increases approximately 6 kilograms.
In sum, when product provided by the present invention, to be used for regulating and controlling crops prosperous when long, the prosperous length that is used for regulating and controlling peanut, soybean, rape with 25% prepared Prohexadione calcium paclobutrazol composite drug of embodiment 1, the ratio that is watered 15kg according to 20g/ mu dosage is spent latter stage in peanut Sheng, soybean initial bloom stage to pod bearing period, rape elongation to full-bloom stage sprays primary effect the best.
Claims (9)
1. a plant growth adjustment medicament composition, is characterized in that, active ingredient comprises: Prohexadione calcium, paclobutrazol and plant growth promoter; Described plant growth promoter is compound sodium nitrophenolate, diethyl aminoethyl hexanoate or gibberellin.
2. plant growth is adjusted medicament composition as claimed in claim 1, it is characterized in that, the mass fraction of each active ingredient is: Prohexadione calcium, 5 ~ 30 parts; Paclobutrazol, 5 ~ 30 parts; Plant growth promoter, 0.5 ~ 2 part.
3. plant growth regulator medicament composition as claimed in claim 1 or 2, is characterized in that, while preparing 25% Prohexadione calcium paclobutrazol composite drug wetting powder, each material by weight percentage: Prohexadione calcium, 10%; Paclobutrazol, 15%; Diethyl aminoethyl hexanoate, 1%; Dispersant NNO, 5%; Wetting agent K12,4%; Stabilizing agent white carbon, 2%; Filler is bentonite, 63%.
4. plant growth regulator medicament composition as claimed in claim 1 or 2, is characterized in that, while preparing 25% Prohexadione calcium paclobutrazol composite drug water dispersible granules, each material by weight percentage: Prohexadione calcium, 10%; Paclobutrazol, 15%; Diethyl aminoethyl hexanoate, 1%; Dispersant NNO, 5%; Wetting agent K12,4%; Interleaving agent white carbon, 2%; Adhesive dextrin, 2%; Disintegrant urea, 3%; Filler is bentonite, 58%.
5. plant growth regulator medicament composition as claimed in claim 1 or 2, is characterized in that, while preparing 25% Prohexadione calcium paclobutrazol composite drug suspending agent, each material by weight percentage: Prohexadione calcium, 10%; Paclobutrazol, 15%; Diethyl aminoethyl hexanoate, 1%; Emulsifying dispersant DSC2002,5%; Wetting agent W-2001,2%; Suspending agent aluminium-magnesium silicate, 1%; Thickener xanthans, 0.1%; Antifreeze glycol, 3%; Defoamer organosilicon, 0.3%; Filler is water, 62.6%.
6. plant growth regulator medicament composition claimed in claim 3 is in the application of the prosperous long side of regulation and control crops.
7. as claimed in claim 6 in the application of the prosperous length of regulation and control crops, it is characterized in that, for controlling the prosperous length of peanut, soybean or rape.
8. application aspect the prosperous length of regulation and control crops as claimed in claim 7, is characterized in that, consumption is 10 ~ 30g/ mu.
9. application aspect the prosperous length of regulation and control crops as claimed in claim 8, is characterized in that, is watered the ratio of 15kg in every mu of 20g, contains and spends spray latter stage, or spray in soybean initial bloom stage to the incrustation phase, or spray in rape elongation to full-bloom stage in peanut.
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