CN104222125B - A kind of containing lufenuron with the composition pesticide of fluazinam - Google Patents
A kind of containing lufenuron with the composition pesticide of fluazinam Download PDFInfo
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- CN104222125B CN104222125B CN201410544536.XA CN201410544536A CN104222125B CN 104222125 B CN104222125 B CN 104222125B CN 201410544536 A CN201410544536 A CN 201410544536A CN 104222125 B CN104222125 B CN 104222125B
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Abstract
The invention discloses a kind of containing lufenuron with the composition pesticide of fluazinam, including active component, described active component is lufenuron and fluazinam, is calculated by weight as: lufenuron 1 30 parts；Fluazinam 1 60 parts.The present invention can overcome and delay that pest resistance to insecticide, preventive effect are better than single dose, resistance of rainwater washing against, quick-acting is good, the lasting period is long, reduces access times, saves time, laborsaving, can prevent and treat various pests and disease simultaneously, reduce drug cost.
Description
Technical field
The invention belongs to pesticide field, be specifically related to a kind of containing lufenuron with the composition pesticide of fluazinam.
Background technology
Due to the single use of pesticide and medication not science, unreasonable, increase the weight of insect rapidly to currently used agriculture
The resistance of medicine so that high cost, long-time some the pesticide new components developed that put into shorten service life, access times simultaneously
Many, also increase the weight of environmental pollution and increased drug cost.Meanwhile, at each growth period of Citrus, there are red spider, blister mite, dive
Occur while the diseases such as the insect pests such as leaf moth, aleyrodid and resin sick (rubber is sick), anthrax, so this type of disease in the urgent need to address
Pest problem.At present for being agriculturally easily generated the Pest control of resistance, main way is that exploitation resists with existing kind no interactions
Property new composition or existing pesticide species between compounding, the former is owing to required development cost is high, the cycle is long, and opens at present
Send out the speed that speed produces far away less than pest resistance to insecticide.
Lufenuron, english common name Lufenuron, chemical name RS)-1-[2,5-bis-chloro-4-(1,1,2,3,3,3-
Hexafluoro propoxyl group) phenyl]-3-(2,6-difluoro benzoyl) urea, it is a kind of molting inhibitors by working after taking in, should
Medicine acts on ovum, low instar larvae and the high instar larvae given birth in rear 24h.Suppression insecticide decortication, parasite killing, ovicidal are effective, insect
Eat and sprayed the crop 2 hours of lufenuron and stop taking food, within 2-3 days, entered dead worm peak.To the Lepidoptera evil in various crop
Worm has specially good effect, be mainly used in prevent and treat beet armyworm, Prodenia litura, lopper worm, diamondback moth, bollworm, bean-pod borer, pathogenicity test,
Oriental tobacco budworm, thrips, rust mite, citrus leaf-miner, plant hopper, phthorimaea operculella etc., can use as the medicament of resistance management.
Fluazinam, the chloro-N-of english common name fluazinam, chemical name 3-(3-chloro-5-trifluoromethyl-2-pyridine
Base)-α, α, α-three fluoro-2,6-dinitro-ρ-toluidines, belong to 2,6-dinitroanilines, is prevention & protection sterilization
Agent, prevention in advance can ensure that fruit, quality of vegetable are good, is mainly used in downy mildew, gray mold, anthrax and the fruit preventing and treating on vegetable
The diseases such as shot hole on tree, anthrax, scab.
Above-mentioned insect pest all creates certain Drug resistance to lufenuron or fluazinam, is used alone not reach and preferably prevents
Control effect.At present, we not yet find Patents lufenuron and fluazinam being applied in combination and document report.
Summary of the invention
The purpose of the present invention solves above-mentioned technical problem, it is provided that a kind of containing lufenuron with the composition pesticide of fluazinam, energy
Overcome and delayed that pest resistance to insecticide, preventive effect are better than single dose, resistance of rainwater washing against, quick-acting is good, the lasting period is long, reduce using time
Number, saves time, laborsaving, can prevent and treat various pests and disease simultaneously, reduce drug cost.
For realizing above-mentioned purpose, the technical scheme is that
A kind of containing lufenuron with the composition pesticide of fluazinam, including active component, described active component be lufenuron and
Fluazinam, is calculated by weight as:
Lufenuron 1-30 part；
Fluazinam 1-60 part.
Above-described composition pesticide also includes that auxiliary agent, described auxiliary agent include dispersant, emulsifying agent, antifreezing agent, thickening
One or more in agent, defoamer, solvent, wetting agent, disintegrating agent and filler.
The parts by weight that the above auxiliary agent adds are:
The above emulsifying agent be calcium dodecyl benzene sulfonate, dodecylbenzene sodium sulfonate, alkylpolyoxyethylene,
Fatty alcohol-ether sodium sulfate phosphate ester, nonylphenol polyoxyethylene ether sulfate, nonylphenol polyoxyethylene ether sulfate succinate sulphur
Acid sodium, alkylphenol-polyethenoxy base phosphate ester, polyoxyethylene aliphatic alcohol ether, succinic acid dialkyl sulfoacid calcium and fatty alcohol ether sulphuric acid
One or more in sodium,
The above solvent is dimethylbenzene, diesel oil, heavy aromatics, Hexalin, isopropanol, soybean oil, Oleum Terebinthinae, oleic acid first
One or more in ester, Oleum Ricini methyl ester, Ketohexamethylene, ethanol, N-ketopyrrolidine, ethyl acetate and aqueous solvent；
The above wetting agent is sodium lauryl sulphate, calcium dodecyl benzene sulfonate, aliphatic alcohol polyethenoxy base ether sulfur
One or more in acid sodium, Negel, alkylphenol-polyethenoxy base ether phosphoric acid sodium and spaonin powder；
The above dispersant is sodium lignin sulfonate, ammonium lignosulphonate, alkylphenol-polyethenoxy base ether sulfonic acid sodium, alkane
Base benzenesulfonic acid calcium salt, sodium alkyl benzene sulfonate, sodium polyacrylate, fatty alcohol ethylene oxide adduct sodium phosphate and glycerin polyoxyethylene
One or more in ether fatty acid ester, polycarboxylic acids sodium；
The above antifreezing agent is one or more in ethylene glycol, propylene glycol, glycerol and carbamide；
The above thickening agent is the one in xanthan gum, Magnesiumaluminumsilicate, hydroxymethyl cellulose and sodium polyacrylate or many
Kind；
The above defoamer is one or more in silicone oil, organic silicone and polypropylene glycerol aether；
The above disintegrating agent is one or more in bentonite, ammonium sulfate, sodium bicarbonate, aluminum chloride and succinic acid；
The above filler is one or more in white carbon, Kaolin, kieselguhr, precipitated calcium carbonate and starch.
The dosage form of composition pesticide of the present invention is suspending agent, aqueous emulsion, water dispersible granules, microemulsion or wettable powder.
The preparation method of the composition pesticide containing lufenuron and fluazinam as above, it is by active component and auxiliary agent
Mix by weight, the most available by the conventional machining mode of its dosage form.
As above containing lufenuron with the purposes of the composition pesticide of fluazinam, it be preventing and treating mandarin tree red spider,
Application on blister mite, aphid, resin disease, anthrax.
The component of the present invention is commercially available prod.
Compared with prior art, the device have the advantages that into:
1. the lufenuron of the present invention has efficiently, wide spectrum, consumption are few, toxicity is low, drug effect lasting period length, to crop without medicine
The advantages such as evil, use safety and conventional pesticide no interactions resistance, have interior suction and the osmosis of brilliance, are that replacement is high malicious organic
The another kind of phosphorus pesticide.Its novel structure, special, performance is the most excellent compared with tradition nicotinic insecticide.Fluazinam is imitated
Fruit is better than conventional protecting antibacterial.Non-resistant, the lasting period is long, reduces times for spraying, saves time, laborsaving, with other medicaments without handing over
Resistance mutually, resistance of rainwater washing against, to people, animal, natural enemy and Environmental security.Fluazinam itself is defined as antibacterial, to fruit and vegetables
Upper a lot of diseases all have preferable prevention effect.But we are through overtesting, finding citrus red mite, blister mite also has preferably
Preventive effect.
Composition pesticide the most of the present invention be the combination of parasite killing and antibacterial, lufenuron and fluazinam with mass ratio 1:60～
30:1 compound, higher potentiation can be produced, overcome and delayed pest resistance to insecticide, preventive effect be better than single dose, resistance of rainwater washing against,
Quick-acting is good, the lasting period is long, reduces access times, saves time, laborsaving, can prevent and treat various pests and disease simultaneously, reduce use
Medicine cost.The present invention to insect agriculturally, especially go up to mandarin tree red spider, blister mite, aphid, resin sick (rubber is sick),
Anthrax has obvious potentiation, to other insect on the crop such as Oryza sativa L., vegetable, as leafhopper, thrips, plant hopper, downy mildew,
The diseases such as gray mold also have preferable prevention effect.
Detailed description of the invention
Below in conjunction with embodiment, the present invention is described in further detail, but embodiments of the present invention are not limited to
The scope that embodiment represents.
Embodiment 1:50% fluazinam lufenuron suspension agent
Embodiment 2:2% fluazinam lufenuron suspension agent
Embodiment 3:60% fluazinam lufenuron suspension agent
Embodiment 4:40% fluazinam lufenuron suspension agent
Embodiment 5:30% fluazinam lufenuron suspension agent
The preparation method of embodiment 1-5 is: after weighing raw material according to the proportioning of each embodiment, raw material, solvent mixing is stirred
Mix dissolving, add the auxiliary agents such as emulsifying and carry out high speed shear emulsifying, make corresponding lufenuron fluazinam suspending agent.
Embodiment 6:40% fluazinam lufenuron aqueous emulsion
Embodiment 7:2% fluazinam lufenuron aqueous emulsion
Embodiment 8:60% fluazinam lufenuron aqueous emulsion
Embodiment 9:40% fluazinam lufenuron aqueous emulsion
Embodiment 10:30% fluazinam lufenuron aqueous emulsion
The preparation method of embodiment 6-10 is: after weighing raw material according to the proportioning of each embodiment, raw material, solvent mixing is stirred
Mix dissolving, add emulsifying agent and carry out high speed shear emulsifying, make corresponding fluazinam lufenuron aqueous emulsion.
Embodiment 11:25% fluazinam lufenuron water dispersible granules
Embodiment 12:2% fluazinam lufenuron water dispersible granules
Embodiment 13:55% fluazinam lufenuron water dispersible granules
Embodiment 14:65% fluazinam lufenuron water dispersible granules
Embodiment 15:40% fluazinam lufenuron water dispersible granules
The manufacture method of embodiment 11-15 is: after weighing raw material according to the proportioning of each embodiment, by raw material co-grinding,
Through pelletize, it is dried and makes corresponding fluazinam lufenuron water dispersible granules.
Embodiment 16:30% fluazinam lufenuron wettable powder
Embodiment 17:2% fluazinam lufenuron wettable powder
Embodiment 18:60% fluazinam lufenuron wettable powder
Embodiment 19:65% fluazinam lufenuron wettable powder
Embodiment 20:40% fluazinam lufenuron wettable powder
The manufacture method of embodiment 16-20 is: after weighing raw material according to the proportioning of each embodiment, by raw material mixing superfine powder
Broken, make corresponding fluazinam lufenuron wettable powder.
Embodiment 21:40% fluazinam lufenuron microemulsion
Embodiment 22:10% fluazinam lufenuron microemulsion
Embodiment 23:60% fluazinam lufenuron microemulsion
Embodiment 24:40% fluazinam lufenuron microemulsion
Embodiment 25:30% fluazinam lufenuron microemulsion
The preparation method of embodiment 20-25 is: after weighing raw material according to the proportioning of each embodiment, by raw material, solvent mixing
Stirring and dissolving, addition emulsifying agent, water carry out high speed shear, make corresponding fluazinam lufenuron microemulsion.
Application Example:
In order to detect the insecticidal effect of the compositions of the present invention, now enumerate following experimental data:
Table 1 below to table 8 medicament dilute after fountain height all by the just back of the body of the conventional spray requirement of this area, i.e. leaf
Face, fruit surface are sprayed to form drop-wise and flow down.
Application Example 5
The 30% fluazinam lufenuron suspension agent that the embodiment of the present invention 5 is obtained and 500 grams per liter fluazinam suspending agents,
10% lufenuron suspension agent carries out field control effectiveness test, and test site is mono-group of Citrus sinensis Osbeck fruit of land reclamation and cultivation Guilin, Guangxi, Guilin City Liang Feng
Garden, nebulization, use double dilution method during preparating liquid, uniformly spray in Citrus branch and leaf and fruit, at resin disease their early stage
Carrying out dispenser for the first time, execute altogether 4 times, within after last medicine 20 days, investigate, with community calculation, (every community is 2～3 strain Citrus chachiensiss Hort. to investigation area
Tangerine), 2 strain trees are investigated in every community, every strain by east, south, west, north, in the sampling of five points, two branches of every some investigation, Mei Gezhi
Bar investigation top down 4 leaves and all fruit, total leaf (really) leaf several, sick (really) number of record investigation and sick level, calculate the state of an illness
Index and preventive effect.
Application Example 5 result of the test:
Table 1 30% fluazinam lufenuron suspension agent preventing and treating Citrus resin sick (rubber is sick) test of pesticide effectiveness result
Table 1 result of the test shows, starts to execute medicine for the first time at Citrus resin sick (rubber is sick) early period of origination, is thanking to colored back seat
Really middle and late stage, young fruit period, fruit growth period are respectively executed once, and 30% fluazinam lufenuron suspension agent preventing and treating Citrus resin is sick
(rubber is sick) has preferable preventive effect.
Application Example 7
The 2% fluazinam lufenuron aqueous emulsion that the embodiment of the present invention 7 is obtained and 500 grams per liter fluazinam suspending agents,
10% lufenuron suspension agent carries out field control effectiveness test, and test site is mono-group of Citrus sinensis Osbeck fruit of land reclamation and cultivation Guilin, Guangxi, Guilin City Liang Feng
Garden, foliar spray method, it is watered dilution by process dosage and is made into medicinal liquid, uniformly spray in Citrus leaves tow sides, at Citrus
Aphid is contained and sends out phase dispenser 1 time, investigates insect population radix shortly before dispenser, after dispenser 1 day, 3 days, each investigation in 7 days once survives borer population, altogether
3 times.Investigation area with community calculate (every community is 2～3 strain mandarin trees), every community investigation 2 mandarin trees, every strain by east, south,
West, north, in 5 killed tips of 5 orientation investigation, the aphid number of every tip investigation top 5 leaves of the tip, calculate relative control effect.
Application Example 7 result of the test:
Table 2 2% fluazinam lufenuron aqueous emulsion preventing and treating orange caterpillar test of pesticide effectiveness result
Table 2 result of the test shows, contains mandarin tree aphid and sends out phase dispenser, 2% fluazinam lufenuron aqueous emulsion preventing and treating Citrus chachiensis Hort.
Fructus Citri tangerinae aphid has preferable preventive effect.
The 40% fluazinam lufenuron water dispersible granules embodiment of the present invention 15 obtained and 500 grams per liter fluazinams hang
Floating agent, 10% lufenuron suspension agent carry out field control effectiveness test, and test site is land reclamation and cultivation Guilin, Guangxi, Guilin City mono-group of umbilicus of Liang Feng
Fructus Citri junoris garden, foliar spray method, it is watered dilution is made into medicinal liquid by processing dosage, uniformly spray in Citrus leaves tow sides,
Orange caterpillar is contained and is sent out phase dispenser 1 time, investigates insect population radix shortly before dispenser, after dispenser 1 day, 3 days, each investigation in 7 days once survives worm
Number, totally 3 times.Investigation area with community calculate (every community is 2～3 strain mandarin trees), every community investigation 2 mandarin trees, every strain by east,
South, west, north, in 5 killed tips of 5 orientation investigation, the aphid number of every tip investigation top 5 leaves of the tip, calculate relative control effect.
Table 3 40% fluazinam lufenuron water dispersible granules preventing and treating orange caterpillar test of pesticide effectiveness result
Table 3 result of the test shows, contains mandarin tree aphid and sends out phase dispenser, and 40% fluazinam lufenuron water dispersible granules is prevented
Control orange caterpillar and have preferable preventive effect.
Application Example 16
The 30% fluazinam lufenuron wettable powder embodiment of the present invention 16 obtained and 500 grams per liter fluazinams hang
Floating agent, 10% lufenuron suspension agent carry out field control effectiveness test, and test site is land reclamation and cultivation Guilin, Guangxi, Guilin City mono-group of umbilicus of Liang Feng
Fructus Citri junoris garden, foliar spray method, it is watered dilution by process dosage and is made into medicinal liquid, uniformly spray in mandarin tree blade, branch top to the wettest
Profit, Citrus blister mite peak of occurrence early stage dispenser 1 time, shortly before dispenser investigation live demodicid mite quantity, after dispenser 1 day, 7 days, 14 days, 21
My god, the remaining of 28 days each investigation once fixed point leaves live demodicid mite number, totally 5 times.With community calculation, (every community is 2～3 strain Citrus to investigation area
Tree), investigation method be every community investigate 2 mandarin trees, every strain by east, south, west, north, in 5 azimuth mark side shoots, investigate 20
Open the demodicid mite quantity alive of new leaf back, directly observe the demodicid mite number in each visual field with 10 times of folding hand held megaloscopes.With blank
District compares, and calculates relative control effect.
Application Example 16 result of the test:
Table 4 30% fluazinam lufenuron wettable powder preventing and treating Citrus blister mite test of pesticide effectiveness result
Table 4 result of the test shows, in mandarin tree blister mite peak of occurrence early stage dispenser, 30% fluazinam lufenuron is wettable
Property powder preventing and treating Citrus blister mite have preferable preventive effect.
The 30% fluazinam lufenuron wettable powder embodiment of the present invention 16 obtained and 500 grams per liter fluazinams hang
Floating agent, 10% lufenuron suspension agent carry out field control effectiveness test, and test site is land reclamation and cultivation Guilin, Guangxi, Guilin City mono-group of umbilicus of Liang Feng
Fructus Citri junoris garden, foliar spray method, be watered dilution be made into medicinal liquid by processing dosage, uniformly spray in mandarin tree blade tow sides,
Branch, to moistening, contained citrus red mite and is sent out initial stage dispenser 1 time, and shortly before dispenser, investigation is lived demodicid mite quantity, after dispenser 15 days, 20 days,
Each investigation in 30 days once pinpoints the remaining red spider quantity of leaf, totally 3 times.With community calculation, (every community is 2～3 strain Citrus chachiensiss Hort. to investigation area
Tangerine), investigation method be every community investigate 2 mandarin trees, tree crown by east, south, west, north, in one tree of 5 each labellings in orientation
Tip branch, investigates 5 blades that every tip pushes up most, altogether remaining red spider quantity on 25 blades of investigation, with 10 times of folding hand held
The demodicid mite number in each visual field directly observed by megaloscope.Compare with blank district, calculate relative control effect.
Table 5 30% fluazinam lufenuron wettable powder preventing and treating citrus red mite test of pesticide effectiveness result
Table 5 result of the test shows, contains citrus red mite and sends out initial stage dispenser, 30% fluazinam lufenuron wettable powder
Preventing and treating citrus red mite has preferable preventive effect.
Application Example 6
The 40% fluazinam lufenuron aqueous emulsion that the embodiment of the present invention 6 is obtained and 500 grams per liter fluazinam suspending agents,
10% lufenuron suspension agent carries out field control effectiveness test, and test site is mono-group of Citrus sinensis Osbeck fruit of land reclamation and cultivation Guilin, Guangxi, Guilin City Liang Feng
Garden, uses nebulization, uses double dilution method during preparating liquid, uniformly sprays in Citrus branch and leaf and fruit, falls ill in resin disease
Initial stage carries out dispenser for the first time, executes 4 times altogether.Within after last medicine 20 days, investigate.With community calculation, (every community is 2～3 to investigation area
Strain mandarin tree), 2 strain trees are investigated in every community, every strain by east, south, west, north, in the sampling of five points, two branches of every some investigation, often
Individual branch investigation top down 4 leaves and all fruit, total leaf (really) leaf several, sick (really) number of record investigation and sick level, calculate
Disease index and preventive effect.
Application Example 6 result of the test:
Table 6 40% fluazinam lufenuron aqueous emulsion Citrus resin sick (rubber is sick) test of pesticide effectiveness result
Table 6 result of the test shows, starts to execute medicine for the first time at Citrus resin sick (rubber is sick) early period of origination, is thanking to colored back seat
Really middle and late stage, young fruit period, fruit growth period are respectively executed once, and 40% fluazinam lufenuron aqueous emulsion preventing and treating Citrus resin is sick
(rubber is sick) has preferable preventive effect.
The 40% fluazinam lufenuron aqueous emulsion that the embodiment of the present invention 6 is obtained and 500 grams per liter fluazinam suspending agents,
10% lufenuron suspension agent carries out field control effectiveness test, and test site is mono-group of Citrus sinensis Osbeck fruit of land reclamation and cultivation Guilin, Guangxi, Guilin City Liang Feng
Garden, uses nebulization, uses double dilution method, uniformly spray in Citrus branch and leaf and fruit, at citrus anthracnose during preparating liquid
Their early stage or premorbid carry out dispenser for the first time, execute altogether 3 times, and dispenser is spaced 10 days, within after last medicine 15 days, disposably adjusts
Looking into, investigation area calculates (every community is 2～3 strain mandarin trees) with community.
Blade disease survey method: 2 strain trees are investigated in every community, every strain by east, south, west, north, in five points sample, every point
Whole blades of two tips of investigation, total leaf tree of record investigation, sick leaf tree and sick level, calculate disease index and preventive effect.
Fruit disease investigation method: two strain mandarin trees, 100 fruits of every strain random searching, record investigation are investigated in every community
Total fruit tree and sick fruit number, calculate diseased fruit rate and preventive effect.
Application Example 6 result of the test:
Table 7 40% fluazinam lufenuron aqueous emulsion citrus anthracnose test of pesticide effectiveness result
Table 7 result of the test shows, carries out for the first time dispenser at citrus anthracnose their early stage or premorbid, young fruit period, really
Growing directly from seeds and respectively execute once for a long time, 40% fluazinam lufenuron aqueous emulsion preventing and treating citrus anthracnose has preferable preventive effect.
Application Example 11
The 25% fluazinam lufenuron water dispersible granules embodiment of the present invention 11 obtained and 500 grams per liter fluazinams hang
Floating agent, 10% lufenuron suspension agent carry out field control effectiveness test, and test site is land reclamation and cultivation Guilin, Guangxi, Guilin City mono-group of umbilicus of Liang Feng
Fructus Citri junoris garden, foliar spray method, it is watered dilution by process dosage and is made into medicinal liquid, uniformly spray in mandarin tree blade, branch top to the wettest
Profit, Citrus blister mite peak of occurrence early stage dispenser 1 time, shortly before dispenser investigation live demodicid mite quantity, after dispenser 1 day, 7 days, 14 days, 21
My god, the remaining of 28 days each investigation once fixed point leaves live demodicid mite number, totally 5 times.With community calculation, (every community is 2～3 strain Citrus to investigation area
Tree), investigation method be every community investigate 2 mandarin trees, every strain by east, south, west, north, in 5 azimuth mark side shoots, investigate 20
Open the demodicid mite quantity alive of new leaf back, directly observe the demodicid mite number in each visual field with 10 times of folding hand held megaloscopes.With blank
District compares, and calculates relative control effect.
Application Example 11 result of the test:
Table 8 25% fluazinam lufenuron water dispersible granules preventing and treating Citrus blister mite test of pesticide effectiveness result
Table 8 result of the test shows, at mandarin tree blister mite peak of occurrence early stage dispenser, 25% fluazinam lufenuron moisture
Shot agent preventing and treating Citrus blister mite has preferable preventive effect.
The potentiation of following instance explanation compositions
The compositions of the present invention Toxicity Determination to citrus red mite:
Test uses the microscope slide infusion process that FAO (Food and Agriculture Organization of the United Nation) (FAO) is recommended.Every piece of microscope slide 20 work of inoculation
Female one-tenth demodicid mite, sets series concentration value on the basis of 3 pilot studys, and clear water compares, and often processes 3 times and repeats (totally 60 female one-tenth
Demodicid mite).Leaching medicine blots with absorbent paper after 5 seconds immediately, is then placed in 24-26 DEG C of calorstat, within after medicine 48 hours, checks death
Rate, calculates corrected mortality.Concentration conversion becomes natural logrithm value, and corrected mortality is converted into arcsine transformation value, then with instead
Sinusoidal replacement value is dependent variable, with dosage natural logrithm value as independent variable, carries out rectilinear regression by DPS Biological Statistic Analysis Software and divides
Analysis, draws the toxicity regression linear equation of each medicament.Toxicity regression linear equation according to each medicament obtains correction death
Rate arcsine transformation value (y), draws EC50 value by looking into antilogarithm table, then according to the abundant method of Sun Yun calculate medicament toxicity index and
Co-toxicity coefficient (CTC).
Actual measurement toxicity index=standard agent EC50/ reagent agent EC50 × 100
Single dose theory toxicity index=single dose actual measurement toxicity index × single dose content in mixture
Mixture theory toxicity index=each single dose theory toxicity index sum
Toxicity index/mixture theory toxicity index × 100 of co-toxicity coefficient=mixture actual measurement
Evaluation criterion: CTC≤80 are antagonism, 80 ＜ CTC ＜ 120 are summation action, and CTC >=120 are potentiation,
Experimental result refer to table 12:
Table 9: the toxicity index of each medicament and the co-toxicity coefficient of fluazinam lufenuron
| Reagent agent | Proportioning | EC50(mg/kg) | Co-toxicity coefficient |
| Lufenuron | -- | 7.21 | - |
| Fluazinam | -- | 5.76 | - |
| Lufenuron: fluazinam | 1:50 | 4.02 | 143.85 |
| Lufenuron: fluazinam | 1:40 | 3.56 | 162.60 |
| Lufenuron: fluazinam | 1:30 | 3.21 | 180.61 |
| Lufenuron: fluazinam | 1:15 | 3.01 | 193.80 |
| Lufenuron: fluazinam | 1:1 | 3.19 | 188.55 |
| Lufenuron: fluazinam | 5:1 | 3.67 | 185.61 |
| Lufenuron: fluazinam | 10:1 | 3.98 | 177.10 |
| Lufenuron: fluazinam | 15:1 | 4.41 | 160.96 |
| Lufenuron: fluazinam | 20:1 | 4.67 | 152.56 |
| Lufenuron: fluazinam | 30:1 | 5.21 | 137.27 |
Table 9 test result indicate that lufenuron and fluazinam 1:50～30:1 in mass ratio compound, equal to citrus red mite
Having potentiation, when especially proportioning is between 1:50～20:1, potentiation is more notable.
The Toxicity Determination of the compositions of the present invention sick to Citrus resin (broken skin is sick):
Test uses mycelial growth rate method, takes the experiment medicinal liquid that 5ml prepares and joins equipped with 45ml hot culture medium (PDA
Culture medium, 45-50 DEG C) conical flask in, after shaking up, pour rapidly diameter 90mm glass culture dish into, band poured into by each culture dish
Medicine culture medium 12ml, each process 4 repetition, horizontal rest, after cooling flat board.With diameter 5mm card punch from cultivating 4d
For examination bacterium edge cut bacterium cake, with hordeolum, the one side with mycelia is received in band poison culture medium, all operations is all ultra-clean
Workbench carries out sterile working.Decussation is used after flat board is placed on after process in the constant temperature aseptic culture case of 20 DEG C cultivation 4d
Method measures the colony diameter of each process respectively, calculates the mean net increment of the meansigma methods of each process colony diameter, colony diameter
And mycelial growth inhibition rate.
Bacterium colony net growth (mm)=colony diameter-5
Mycelial growth inhibition rate (%)=((comparison bacterium colony net growth-process bacterium colony net growth)/comparison bacterium colony is clean
Increment) × 100 concentration conversion become natural logrithm value, suppression ratio conversion arcsin function value, with arcsine letter replacement value be
Dependent variable, with dosage natural logrithm value as independent variable, carries out linear regression analysis by DPS Biological Statistic Analysis Software, draws recurrence side
Journey, then carry out anti-natural logrithm conversion draw EC50.Toxicity index and the co-toxicity coefficient (CTC) of medicament is calculated according to the abundant method of Sun Yun.
Actual measurement toxicity index=standard agent EC50/ reagent agent EC50 × 100
Single dose theory toxicity index=single dose actual measurement toxicity index × single dose content in mixture
Mixture theory toxicity index=each single dose theory toxicity index sum
Toxicity index/mixture theory toxicity index × 100 of co-toxicity coefficient=mixture actual measurement
Evaluation criterion: CTC≤80 are antagonism, 80 ＜ CTC ＜ 120 are summation action, and CTC >=120 are potentiation,
Experimental result refer to table 10；
Table 10: the toxicity index of each medicament and the co-toxicity coefficient of fluazinam lufenuron
| Reagent agent | Proportioning | EC50(mg/kg) | Co-toxicity coefficient |
| Lufenuron | - | 8.26 | - |
| Fluazinam | - | 5.76 | - |
| Lufenuron: fluazinam | 1:50 | 4.08 | 142.02 |
| Lufenuron: fluazinam | 1:40 | 3.92 | 148.03 |
| Lufenuron: fluazinam | 1:30 | 3.48 | 167.15 |
| Lufenuron: fluazinam | 1:15 | 3.04 | 193.13 |
| Lufenuron: fluazinam | 1:1 | 3.27 | 207.56 |
| Lufenuron: fluazinam | 5:1 | 3.39 | 227.22 |
| Lufenuron: fluazinam | 10:1 | 4.28 | 185.66 |
| Lufenuron: fluazinam | 15:1 | 5.02 | 160.20 |
| Lufenuron: fluazinam | 20:1 | 5.44 | 148.76 |
| Lufenuron: fluazinam | 30:1 | 5.67 | 143.67 |
Table 10 test result indicate that lufenuron and fluazinam compositions 1:50～30:1 in mass ratio compound, to mandarin tree
Fat sick (broken skin is sick) all has potentiation, and when especially proportioning is between 1:30～15:1, potentiation is more notable.
Claims (3)
1. containing lufenuron and a composition pesticide for fluazinam, including active component, it is characterised in that: described active component is
Lufenuron and fluazinam, be calculated by weight as:
Lufenuron 1-30 part；
Fluazinam 1-60 part；
This composition pesticide also includes that auxiliary agent, described auxiliary agent include dispersant, emulsifying agent, antifreezing agent, thickening agent, defoamer, molten
One or more in agent, wetting agent, disintegrating agent and filler；
The parts by weight that described auxiliary agent adds are:
Dispersant 0.1-15 part；
Emulsifying agent 0.1-12 part；
Antifreezing agent 0.1-4 part；
Thickening agent 0.1-4 part；
Defoamer 0.1-2 part；
Solvent 30-95.8 part；
Wetting agent 0.1-15 part
Disintegrating agent 0.1-6 part；
Filler 3-97.5 part；
Described containing lufenuron and the composition pesticide of fluazinam, it is at preventing and treating mandarin tree red spider, Citrus blister mite, Citrus
Application on aphid, Citrus resin disease, citrus anthracnose.
It is the most according to claim 1 a kind of containing lufenuron with the composition pesticide of fluazinam, it is characterised in that: described emulsifying
Agent is calcium dodecyl benzene sulfonate, dodecylbenzene sodium sulfonate, alkylpolyoxyethylene, fatty alcohol-ether sodium sulfate phosphoric acid
Ester, nonylphenol polyoxyethylene ether sulfate, nonylphenol polyoxyethylene ether sulfate succinate sodium sulfonate, alkylphenol-polyethenoxy
One or more in base phosphate ester, polyoxyethylene aliphatic alcohol ether, succinic acid dialkyl sulfoacid calcium and fatty alcohol-ether sodium sulfate,
Described solvent is dimethylbenzene, diesel oil, heavy aromatics, Hexalin, isopropanol, soybean oil, Oleum Terebinthinae, methyl oleate, Oleum Ricini
One or more in methyl ester, Ketohexamethylene, ethanol, N-ketopyrrolidine, ethyl acetate and aqueous solvent；
Described wetting agent is sodium lauryl sulphate, calcium dodecyl benzene sulfonate, aliphatic alcohol polyethenoxy base ether sodium sulfate, alkyl
One or more in sodium naphthalene sulfonate, alkylphenol-polyethenoxy base ether phosphoric acid sodium and spaonin powder；
Described dispersant is sodium lignin sulfonate, ammonium lignosulphonate, alkylphenol-polyethenoxy base ether sulfonic acid sodium, alkyl benzene sulphonate
Calcium salt, sodium alkyl benzene sulfonate, sodium polyacrylate, fatty alcohol ethylene oxide adduct sodium phosphate and glycerin polyoxyethylene ether fatty acid
One or more in ester, polycarboxylic acids sodium；
Described antifreezing agent is one or more in ethylene glycol, propylene glycol, glycerol and carbamide；
Described thickening agent is one or more in xanthan gum, Magnesiumaluminumsilicate, hydroxymethyl cellulose and sodium polyacrylate；
Described defoamer is one or more in silicone oil, organic silicone and polypropylene glycerol aether；
Described disintegrating agent is one or more in bentonite, ammonium sulfate, sodium bicarbonate, aluminum chloride and succinic acid；
Described filler is one or more in white carbon, Kaolin, kieselguhr, precipitated calcium carbonate and starch.
It is the most according to claim 2 a kind of containing lufenuron with the composition pesticide of fluazinam, it is characterised in that: pesticide combination
The dosage form of thing is suspending agent, aqueous emulsion, water dispersible granules, microemulsion or wettable powder.
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| CN201410544536.XA CN104222125B (en) | 2014-10-15 | 2014-10-15 | A kind of containing lufenuron with the composition pesticide of fluazinam |
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| CN105116093B (en) * | 2015-09-08 | 2017-03-22 | 山东省农业科学院农业质量标准与检测技术研究所 | Fast analysis method for detecting lufenuron residues in apples and soil |
| CN109221211A (en) * | 2018-09-30 | 2019-01-18 | 江西正邦作物保护有限公司 | A kind of composition pesticide containing lufenuron and cycolxylidin |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102802422A (en) * | 2009-06-17 | 2012-11-28 | 石原产业株式会社 | Control Agent For Soft Rot And Control Method For The Same |
| CN104222123A (en) * | 2014-09-22 | 2014-12-24 | 柳州市惠农化工有限公司 | Lufenuron and fluazinam suspending agent |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102802422A (en) * | 2009-06-17 | 2012-11-28 | 石原产业株式会社 | Control Agent For Soft Rot And Control Method For The Same |
| CN104222123A (en) * | 2014-09-22 | 2014-12-24 | 柳州市惠农化工有限公司 | Lufenuron and fluazinam suspending agent |
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