CN104855390A - Sterilization composition containing cyprokonazol and propamidine - Google Patents
Sterilization composition containing cyprokonazol and propamidine Download PDFInfo
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- CN104855390A CN104855390A CN201510210267.8A CN201510210267A CN104855390A CN 104855390 A CN104855390 A CN 104855390A CN 201510210267 A CN201510210267 A CN 201510210267A CN 104855390 A CN104855390 A CN 104855390A
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- propamidine
- cyproconazole
- cyprokonazol
- sterilization composition
- composition containing
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- UFNOUKDBUJZYDE-UHFFFAOYSA-N CC(C1CC1)C(C[n]1ncnc1)(c(cc1)ccc1Cl)O Chemical compound CC(C1CC1)C(C[n]1ncnc1)(c(cc1)ccc1Cl)O UFNOUKDBUJZYDE-UHFFFAOYSA-N 0.000 description 1
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Abstract
The invention discloses sterilization composition containing cyprokonazol and propamidine. The sterilization composition containing cyprokonazol and propamidine takes cyprokonazol and propamidine as the effective components, the weight ratio of the cyprokonazol and propamidine is 20: 1 to 1: 50; the weight percentage of the effective components of the sterilization composition is 10-80%, the dosage form of the sterilization composition is one of missible oil or wettable powder or suspending agent or microemulsion or emulsion in water or wettable dispensible granule; the sterilization composition containing cyprokonazol and propamidine has characteristics of being wide in bacteriocidal spectrum, high in effect, low in toxicity, low in residue and obvious in synergistic effect; the use cost is reduced, the sterilization composition is especially useful for production of green food, the preventing effect of the composition is obviously better than the preventing effect of each of cyprokonazol and propamidine, and applied dosage of various bioactive substances can be reduced.
Description
Technical field
The invention belongs to technical field of pesticide, relate to pesticide combination technology, particularly a kind of bactericidal composition containing cyproconazole and propamidine.
Background technology
Cyproconazole is a kind of triazole bactericidal agent, chemical name: 2-(4-chlorphenyl)-3-cyclopropyl-1-(1H-1,2,4-triazol-1-yl) fourth-2-alcohol, molecular formula: C
15h
18clN
3o, relative molecular weight: 291.78, structural formula is as follows:
Triadimenol is triazole bactericidal agent, is sterol demethylation inhibitors, has preventive and therapeutic action; All effective to the Erysiphales on cereal crop, coffee, beet, fruit tree and grape, Uredinales, the mould genus of genus spore, Rhynchosporium spp．, Septoria, Venturia bacterium.Mixed with other bactericide, cereal eye spot disease, leaf spot and net blotch can be prevented and treated very well; The control wheat rust lasting period is 4 ~ 6 weeks, and preventing and treating powdery mildew is 3 ~ 4 weeks;
Propamidine is a kind of acid amidine compounds, chemical name: 1,3-bis-(4-amidinophenoxy) propane, molecular formula: C
17h
20n
4o
2, relative molecular weight is 312.37, its structural formula:
Propamidine belongs to acid amidine compounds, and this compounds is pharmaceutically early having application and research.It pharmaceutically has antiprotozoan, antiviral, antimycotic and antibacterium isoreactivity.Because it causes low blood pressure, liver damage one-level to toxic and side effects such as the toxicity of kidney, limit its medical pharmaceutically; NZYM company of the U.S. is once accidentally finding the bacteriostatic activity of pentamidinum to Botrytis cinerea germ in the time, and from 1999, Nuisanceless Pesticide Research Service Center, Xibei Agroforestry Science and T cooperates with NZYM company of the U.S., starts the disinfectant use in agriculture research being devoted to this compounds.
Through scientific research for many years, demonstrate the feasibility of propamidine as efficient, wide spectrum, environmental protection, non-harmful bactericide.Propamidine sterilization mechanism is unique, can change cell structure and the hypha form of original germ mycelia, suppresses the breeding of germ, makes cell respectively organize disintegration, causes germ to be disintegrated dead; Propamidine uses on the economic crops such as melon and fruit, vegetables, tea, tobacco, Chinese herbal medicine, flowers, afforestation all has good control efficiency to gray mold, downy mildew, powdery mildew, anthracnose, fusarium wilt, bacterial wilt, mosaic disease, pathologic chrysanthemum, little leaf, root rot, rot etc.; To tomato, cucumber, strawberry, the gray mold of grape, leaf mold has unique killing effect, simultaneously to virus disease, leaf spot, powdery mildew, root rot, anthracnose etc. have good result for the treatment of; Simultaneously can be mixed with medicine, excellent after mixed, has interior absorption, and all plants can as absorbing light absorption moisture, sterilization in plant corpus, instant effect, three days can sterilization; In addition, propamidine has obvious facilitation to root of the crop, stem, leaf, noresidue, pollution-free.
Have the composite form being used alone cyproconazole or propamidine and other antimicrobial combination in prior art, but yet there are no cyproconazole and the composite relevant report of propamidine, the effect after also not having corresponding technology to enlighten to determine both composite how.
Summary of the invention
The object of the present invention is to provide a kind of bactericidal composition containing cyproconazole and propamidine, said composition has the features such as fungicidal spectrum is wide, efficient, low toxicity, low-residual, synergistic effect is remarkable, use cost is low, is particularly advantageous in the production of pollution-free food.
The bactericidal composition containing cyproconazole and propamidine of the present invention, form for effective ingredient is composite with cyproconazole and propamidine, the weight ratio of cyproconazole and propamidine is 20:1 ~ 1:50.
The present invention is the characteristic research based on cyproconazole, and carry out composite using cyproconazole and propamidine as effective ingredient, inventor gives optimum proportioning: the weight ratio of described cyproconazole and propamidine is 5:1 ~ 1:10.In this ratio range, its co-toxicity coefficient is higher, have significant synergistic effect can reduce significantly simultaneously composite after composition cost, be suitable for promoting.
The bactericidal composition containing cyproconazole and propamidine of the present invention, form for effective ingredient is composite with cyproconazole and propamidine, wherein the percetage by weight of active ingredient is 10 ~ 80%, lower than this content, then bactericidal effect is not obvious, substantially there is no practical function, then can cause the waste of active ingredient higher than this content range.
Cyproconazole is different from the propamidine mechanism of action, cyproconazole is as sterol demethylation inhibitors, somatic cells film function can be made to be damaged, this is just equivalent to the protective layer destroying thalline, and now propamidine can enter bacterium by the above-mentioned effect of cyproconazole, works in thalline, change pathogen hyphal cell structure and hypha form, suppress the breeding of germ, make cell respectively organize disintegration, cause germ to be disintegrated dead; Visible both can play significant complementation, can be described as inside and outside minor, and the main cell membrane of cyproconazole has an impact anti-bacteria, and propamidine is from internal sabotage cell structure.Thus play obvious synergistic effect.And why control above-mentioned consumption, and exactly in order to balance synergy between the two, if unilaterally improve or reduce the consumption of a certain component, then greatly can reduce both synergies, all good many than any one effect be used alone in both.
The formulation of bactericidal composition of the present invention is the one in missible oil or wetting powder or suspending agent or microemulsion or aqueous emulsion or water-dispersible granules.
Auxiliary element in bactericidal composition of the present invention comprises acceptable organic solvent, emulsifier, surfactant, inert filler etc.; Wherein acceptable organic solvent comprises, solvent naphtha, fat hydrocarbon organic solvent, arene organic solvent, plant oil solvent, alcohol organic solvent, lipid organic solvent or organic solvent of ketone etc.; Adoptable surfactant has anionic surfactant and nonionic surface active agent.Other auxiliary element also comprises xanthans, the thickeners such as sodium carboxymethyl starch, the antifreezing agents such as ethylene glycol, glycerine, urea; The fillers such as kaolin, bentonite, attapulgite, precipitated calcium carbonate, sulphur, and the acceptable stabilizing agent of other pesticidal preparations, safener, colouring agent etc., above-mentioned various auxiliary element all can directly adopt routine of the prior art to select, and does not repeat them here.
Above-mentioned composition is applicable to powdery mildew, scab, virus disease, brown rot, white rot, leaf spot, root rot, the anthracnose of the economic crops such as cereal, coffee, grape, fruit tree, peanut, vegetables, tea, tobacco, Chinese herbal medicine, flowers, afforestation and has good result for the treatment of by alternaric bacteria, botrytis cinerea, the microbial disease of stalk break etc., there is unique killing effect to the gray mold of tomato, cucumber, strawberry, grape, powdery mildew, leaf mold, also have longer control efficiency to wheat rust in addition.
The bactericidal composition of cyproconazole provided by the invention and propamidine as can be seen here, have that fungicidal spectrum is wide, efficient, low toxicity, low-residual, synergistic effect significantly and reduce the features such as use cost, be particularly advantageous in the production of pollution-free food.Said composition preventive effect is significantly higher than the preventive effect of alone cyproconazole and propamidine, and can reduce the application dosage of each bioactivator.
Embodiment
Be further described inventing the technical scheme related to below in conjunction with embodiment, to contribute to understanding of the present invention, but not as the restriction to technical scheme, except mentioning especially, component ratio is all weight percentage.
By cyproconazole and propamidine composite by a certain percentage, its ratio is 20/1,15/1,10/1,5/1,1/1,1/5,1/10,1/15,1/20,1/25,1/30,1/35,1/40,1/45,1/50 contrasts with 20% cyproconazole aqueous suspension agent and 2% propamidine aqua, carries out the Toxicity Determination of grape powdery mildew, graw mold of tomato, grey mould fruit rot of strawberry, fruit tree leaves pinta.Result shows: each medicament is 175.25 ~ 218.53 to the co-toxicity coefficient of grape powdery mildew.Show that there is significant synergistic effect, wherein the most outstanding with 5/1 to 1/10 effect.
Using dosage: 12 ~ 18 grams of effective ingredient/mus, spray medicine 5 ~ 7 days successfuls, prevent and treat wheat rust, grape tomato powdery mildew, tomato, grey mould fruit rot of strawberry, kaffir lily leaf spot, the preventive effects more than 90% such as fruit tree leaves pinta.
Embodiment one
12% cyproconazole propamidine missible oil
Raw material forms: the former medicine of 10% cyproconazole, the former medicine of 2% propamidine, 10%N-methyl pyrrolidone, 10% absolute ethyl alcohol, 5% calcium dodecyl benzene sulfonate, 6% triphenoethyl benzene phenol polyethenoxy ether, 4% phenethyl phenolformaldehyde resin APEO, all the other are supplied with solvent naphtha 200#.Missible oil mode is prepared routinely.
Field trial 1:
Experimental pharmacy is that 12% cyproconazole propamidine missible oil is prepared by embodiment one, contrast medicament is 20% cyproconazole aqueous suspension agent (laboratory self-control), 2% propamidine aqua (market is bought, Zhenghai, Ningbo City Lv Yuan capital goods in the agricultural sector Co., Ltd); Controlling object is grape powdery mildew:
During medication, mean temperature of air is at 20-25 DEG C, weather based on fine to cloudy, cyproconazole and the composite rear synergistic effect of propamidine obvious.
Embodiment two
51% cyproconazole propamidine wetting powder
Raw material consists of the former medicine of 50% cyproconazole, the former medicine of 1% propamidine, and 12% di-2-ethylhexylphosphine oxide bitter edible plant sodium sulfonate, 5% lauryl sodium sulfate, 8% calcium lignosulfonate, all the other are supplied with ammonium sulfate.Can wet-milling mode prepare routinely.
Field trial 1:
Experimental pharmacy is that 36% cyproconazole propamidine can be prepared by embodiment two by wet-milling, contrast medicament is 20% cyproconazole aqueous suspension agent (laboratory self-control), 2% propamidine aqua (market is bought, Zhenghai, Ningbo City Lv Yuan capital goods in the agricultural sector Co., Ltd); Controlling object, graw mold of tomato;
During medication, mean temperature of air is at 20-25 DEG C, and weather is based on fine to cloudy, and cyproconazole and the composite rear consumption of propamidine reduce, successful.
Embodiment three
51% cyproconazole propamidine wetting powder
Raw material consists of the former medicine of 1% cyproconazole, the former medicine of 50% propamidine, and 13% di-2-ethylhexylphosphine oxide bitter edible plant sodium sulfonate, 3% lauryl sodium sulfate, all the other are supplied with kaolin.Can wet-milling mode prepare routinely.
Field trial 1:
Experimental pharmacy is that 80% cyproconazole propamidine can be prepared by embodiment three by wet-milling, contrast medicament is 20% cyproconazole aqueous suspension agent (laboratory self-control), 2% propamidine aqua (market is bought, Zhenghai, Ningbo City Lv Yuan capital goods in the agricultural sector Co., Ltd); Controlling object graw mold of tomato;
During medication, mean temperature of air is at 20-25 DEG C, and weather is based on fine to cloudy, and cyproconazole and the composite rear consumption of propamidine reduce, successful.
Embodiment four
21% cyproconazole propamidine suspending agent;
Raw material consists of the former medicine of 20% cyproconazole, the former medicine of 1% propamidine, 1.2% pulls open powder, 1% di-2-ethylhexylphosphine oxide bitter edible plant sodium sulfonate, 1.3% calcium dodecyl benzene sulfonate, 3% triphenoethyl benzene phenol polyethenoxy ether, 1.5% white carbon, 0.20% xanthans, 5% ethylene glycol, all the other are supplied with water, suspending agent mode of production preparation routinely.
Field trial 1:
Experimental pharmacy is that 21% cyproconazole propamidine suspending agent is prepared by embodiment four, contrast medicament is 20% cyproconazole aqueous suspension agent (laboratory self-control), 2% propamidine aqua (market is bought, Zhenghai, Ningbo City Lv Yuan capital goods in the agricultural sector Co., Ltd); Controlling object is grey mould fruit rot of strawberry;
During medication, mean temperature of air is at 20-25 DEG C, weather based on fine to cloudy, cyproconazole and the composite rear synergistic effect of propamidine obvious.
Embodiment five
30% cyproconazole propamidine suspending agent;
Raw material consists of the former medicine of 25% cyproconazole, the former medicine of 5% propamidine, 1.5% polyoxyethylene alkyl ether, and 1% dispersant pulls open powder, 3% calcium dodecyl benzene sulfonate, 2% white carbon, 0.15% xanthans, 5% ethylene glycol, all the other are supplied with water, suspending agent mode of production preparation routinely.
Field trial 1:
Experimental pharmacy is that 30% cyproconazole propamidine suspending agent is prepared by embodiment five, contrast medicament is 20% cyproconazole aqueous suspension agent (laboratory self-control), 2% propamidine aqua (market is bought, Zhenghai, Ningbo City Lv Yuan capital goods in the agricultural sector Co., Ltd); Controlling object is fruit tree leaves pinta;
During medication, mean temperature of air is at 20-25 DEG C, and weather is based on fine to cloudy, and cyproconazole and the composite rear consumption of propamidine reduce, successful.
Embodiment six
8% cyproconazole propamidine microemulsion
Raw material consists of the former medicine of 4% cyproconazole, the former medicine of 4% propamidine, 5% dimethylbenzene, 6% cyclohexanone, 15% toluene, 5% phenethyl phenolformaldehyde resin APEO, 3% calcium dodecyl benzene sulfonate, 7% alkylphenol polyoxyethylene, 5% ethylene glycol, all the other are supplied with water, and micro emulsion mode is prepared routinely.
Field trial 1:
Experimental pharmacy is that 8% cyproconazole propamidine microemulsion is prepared by embodiment six, contrast medicament is 20% cyproconazole aqueous suspension agent (laboratory self-control), 2% propamidine aqua (market is bought, Zhenghai, Ningbo City Lv Yuan capital goods in the agricultural sector Co., Ltd); Controlling object is grape powdery mildew;
During medication, mean temperature of air is at 20-25 DEG C, and weather is based on fine to cloudy, and cyproconazole and the composite rear consumption of propamidine reduce, successful.
Field control effectiveness test 2:
Experimental pharmacy is that 8% cyproconazole propamidine microemulsion is prepared by embodiment six, contrast medicament is 20% cyproconazole aqueous suspension agent (laboratory self-control), 2% propamidine aqua (market is bought, Zhenghai, Ningbo City Lv Yuan capital goods in the agricultural sector Co., Ltd); Controlling object is leaf spot of tomato:
During medication, mean temperature of air is at 21-25 DEG C, and weather is based on fine, and cyproconazole and the composite rear consumption of propamidine reduce, successful.
Embodiment seven
17% cyproconazole propamidine aqueous emulsion
Raw material forms: the former medicine of 15% cyproconazole, the former medicine of 2% propamidine, 10% acetone, 5%N-methyl pyrrolidone, 15% dimethylbenzene,, 5% calcium dodecyl benzene sulfonate, 3% triphenoethyl benzene phenol polyethenoxy ether, 4% phenethyl phenolformaldehyde resin APEO, 5% polyoxyethylene nonylphenol ether, 5% ethylene glycol, all the other are supplied with water.Water and milk mode is joined routinely.
Field trial 1:
Experimental pharmacy is that 17% cyproconazole propamidine aqueous emulsion is prepared by embodiment seven, contrast medicament is 20% cyproconazole aqueous suspension agent (laboratory self-control), 2% propamidine aqua (market is bought, Zhenghai, Ningbo City Lv Yuan capital goods in the agricultural sector Co., Ltd); Controlling object is graw mold of tomato;
During medication, mean temperature of air is at 20-25 DEG C, weather based on fine to cloudy, cyproconazole and the composite rear synergistic effect of propamidine obvious.
Embodiment eight
77% cyproconazole propamidine water dispersion granule
Raw material forms: the former medicine of 70% cyproconazole, the former medicine of 7% propamidine; 4% sodium methylene bis-naphthalene sulfonate, 5%WG-3,5% fatty alcohol sulphuric acid sodium salt, 2% sodium carboxymethyl starch, all the other are supplied with sodium carboxymethyl starch, and extruder grain mode is prepared routinely.
Field trial 1:
Experimental pharmacy is that 77% cyproconazole propamidine granule is prepared by embodiment eight, contrast medicament is 20% cyproconazole aqueous suspension agent (laboratory self-control), 2% propamidine aqua (market is bought, Zhenghai, Ningbo City Lv Yuan capital goods in the agricultural sector Co., Ltd); Controlling object is grey mould fruit rot of strawberry;
During medication, mean temperature of air is at 20-25 DEG C, weather based on fine to cloudy, cyproconazole and the composite rear synergistic effect of propamidine obvious.
Embodiment nine
77% cyproconazole propamidine water dispersion granule
Raw material forms: the former medicine of 7% cyproconazole, the former medicine of 70% propamidine; 4% sodium methylene bis-naphthalene sulfonate, 4.5%WG-3,5% fatty alcohol sulphuric acid sodium salt, 2.5% sodium carboxymethyl starch, all the other are supplied with sodium carboxymethyl starch, and extruder grain mode is prepared routinely.
Field trial 1:
Experimental pharmacy is that 77% cyproconazole propamidine granule is prepared by embodiment eight, contrast medicament is 20% cyproconazole aqueous suspension agent (laboratory self-control), 2% propamidine aqua (market is bought, Zhenghai, Ningbo City Lv Yuan capital goods in the agricultural sector Co., Ltd); Controlling object is fruit tree leaves pinta;
During medication, mean temperature of air is at 20-25 DEG C, weather based on fine to cloudy, cyproconazole and the composite rear synergistic effect of propamidine obvious.
As can be seen from above embodiment and field trial, cyproconazole and propamidine are carried out composite after, the consumption of its every mu active ingredient reduces, and anti-efficiency improves simultaneously, and anti-efficiency is all more than 91%; And cyproconazole and propamidine weight ratio are 5/1 to 1/10 time, its anti-efficiency is more than 95%; Can be drawn by embodiment one and example nine, when cyproconazole and propamidine weight ratio are 5/1 and 1/10, its preventive effect is up to 98%.
Claims (3)
1. the bactericidal composition containing cyproconazole and propamidine, is characterized in that: with cyproconazole and propamidine for active ingredient, the weight ratio of cyproconazole and propamidine is 20:1 ~ 1:50, and in described bactericidal composition, the weight fraction of active ingredient is 10 ~ 80%.
2. the bactericidal composition containing cyproconazole and propamidine according to claim 1, is characterized in that: the weight ratio of cyproconazole and propamidine is 5:1 ~ 1:10.
3. the bactericidal composition containing cyproconazole and propamidine according to claim 1, is characterized in that: the formulation of described bactericidal composition is the one in missible oil or wetting powder or suspending agent or microemulsion or aqueous emulsion or water-dispersible granules.
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|---|---|---|---|
| CN201510210267.8A CN104855390B (en) | 2015-04-29 | 2015-04-29 | A kind of bactericidal composition containing cyproconazole Yu propamidine |
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|---|---|---|---|
| CN201510210267.8A CN104855390B (en) | 2015-04-29 | 2015-04-29 | A kind of bactericidal composition containing cyproconazole Yu propamidine |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105994384A (en) * | 2016-05-21 | 2016-10-12 | 张素香 | Sterilizing composition |
| CN108902160A (en) * | 2018-08-09 | 2018-11-30 | 江西省农业科学院植物保护研究所 | Bactericidal composition and bactericide for preventing and treating stem blight of asparagus |
| CN111903685A (en) * | 2020-07-28 | 2020-11-10 | 西北农林科技大学 | Bactericidal composition, bactericide and application |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1613847A (en) * | 2004-09-13 | 2005-05-11 | 西北农林科技大学无公害农药研究服务中心 | Aromatic diamidine compound with bactericidal activity and application thereof |
| CN101692807A (en) * | 2009-10-20 | 2010-04-14 | 陕西上格之路生物科学有限公司 | Dispersible oil suspension agent containing cyproconazole |
-
2015
- 2015-04-29 CN CN201510210267.8A patent/CN104855390B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1613847A (en) * | 2004-09-13 | 2005-05-11 | 西北农林科技大学无公害农药研究服务中心 | Aromatic diamidine compound with bactericidal activity and application thereof |
| CN101692807A (en) * | 2009-10-20 | 2010-04-14 | 陕西上格之路生物科学有限公司 | Dispersible oil suspension agent containing cyproconazole |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105994384A (en) * | 2016-05-21 | 2016-10-12 | 张素香 | Sterilizing composition |
| CN108902160A (en) * | 2018-08-09 | 2018-11-30 | 江西省农业科学院植物保护研究所 | Bactericidal composition and bactericide for preventing and treating stem blight of asparagus |
| CN111903685A (en) * | 2020-07-28 | 2020-11-10 | 西北农林科技大学 | Bactericidal composition, bactericide and application |
| CN111903685B (en) * | 2020-07-28 | 2022-02-18 | 西北农林科技大学 | Bactericidal composition, bactericide and application |
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| CN104855390B (en) | 2016-09-14 |
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