CN105685075A - Insecticidal composition containing wufuchongzong - Google Patents
Insecticidal composition containing wufuchongzong Download PDFInfo
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- CN105685075A CN105685075A CN201410696056.5A CN201410696056A CN105685075A CN 105685075 A CN105685075 A CN 105685075A CN 201410696056 A CN201410696056 A CN 201410696056A CN 105685075 A CN105685075 A CN 105685075A
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Abstract
The invention discloses an insecticidal composition containing wufuchongzong. The effective components include an active component A and an active component B, wherein the active component A is selected from wufuchongzong, and the active component B is selected from any one of the following compounds: cyantraniliprole and Tolfenpyrad, and the active component A and the active component B are in a weight ratio of 1:60-80:1. The composition provided by the invention has a synergistic effect on a variety of pests harmful to agricultural production, reduces pesticide dosage, lowers the pesticide residue on crops, alleviates environmental pollution, is safe to human and livestock, has good environmental compatibility, and is difficult for pests to produce resistance to drugs.
Description
Technical field
The invention belongs to technical field of pesticide, relate to the application on crop pests of a kind of Pesticidal combination containing five fluorine worm hydrazones。
Background technology
Five fluorine worm hydrazones are novel pesticide, it is possible to for preventing and treating the insect on crops, to environment and crop safety, rain resistance。
Bromine cyanogen insect amide, Tolfenpyrad are common insecticides, are widely used on crop pests。
But, in the real process of agricultural production, pest control is easiest to generate the problem that the generation of pest resistance to insecticide。Different cultivars composition carries out composite, is prevent and treat the method that resistant insect is very common。Heterogeneity carries out composite, according to practical application effect, judge certain composite be potentiation, add and or antagonism。In most cases, the composite effect of pesticide is all additive effect, really has potentiation to lack, especially potentiation clearly, significantly high composite just less of co-toxicity coefficient。Composite through inventor is studied very much, it has been found that can will produce good potentiation after composite to five fluorine worm hydrazones and bromine cyanogen insect amide, Tolfenpyrad, and not yet open about the relevant report that five fluorine worm hydrazones and bromine cyanogen insect amide, Tolfenpyrad are composite。
Summary of the invention
The purpose of the present invention is to propose to there is synergistic function, use cost is low, preventive effect the is good Pesticidal combination containing five fluorine worm hydrazones。
A kind of Pesticidal combination containing five fluorine worm hydrazones, effective ingredient is active components A and active component B, it is characterized in that: the weight ratio of active components A and active component B is 1 60～80 1, described active components A is selected from five fluorine worm hydrazones, active component B one in bromine cyanogen insect amide, Tolfenpyrad, active components A and the preferred weight ratio of active component B are 1 40～60 1, the weight ratio being more preferably five fluorine worm hydrazones and bromine cyanogen insect amide is 1 10～20 1, and the weight ratio of five fluorine worm hydrazones and Tolfenpyrad is 1 10～20 1。
The described Pesticidal combination containing five fluorine worm hydrazones is for preventing and treating the application of crop pests, and described crops include cereal crops, legume crop, fibre crops, sugar crop, melon crop, fruits crop, dry fruit crop, hobby crop, root crop, oil crop, flower crop, medicinal crop, crop, green manure pasture crop；Described insect includes bollworm, diamondback moth, Prodenia litura, Pieris rapae, beet armyworm, rice leaf roller, striped rice borer, yellow rice borer, thrips, aleyrodid, plant hopper, coccid, liriomyza bryoniae, striped flea-beetle, aphid, apple leaf miner or small heart-eating peach worm。
Active components A, active component B weight ratio be 1 60～80 1。In usual compositions, the weight percentage of active component is the 0.5%～90% of gross weight, it is advantageous to be 5%～80%。According to different preparation types, active component content scope is different。Generally, liquid preparation contains the active substance of by weight 1%～70%, it is preferred that be 5%～50%；Solid preparation contains the active substance of by weight 5%～80%, it is preferred that be 10%～80%。
The Pesticidal combination of the present invention at least contains a kind of surfactant, active component dispersion in water when being beneficial to use。Surface-active contents is the 5%～30% of total formulation weight amount, and surplus is solid or liquid diluent。
The Pesticidal combination of the present invention can by user before use through diluting or directly using。Its preparation can be prepared by common processing method known in those skilled in the art, after mixing with liquid flux or solid carrier by active substance, add one or more in surfactant such as dispersant, stabilizer, wetting agent, binding agent, defoamer, disintegrating agent, antifreeze etc.。The Pesticidal combination of the present invention, acceptable dosage form on any pesticide can be processed on demand, wherein more excellent dosage form is: wettable powder, water dispersible granules, suspending agent, suspension emulsion, aqueous emulsion, microemulsion, microcapsule suspending agent, microcapsule suspension-suspendinagent agent, it is also possible to make cream。
Compositions comprises following component and content when making wettable powder: active components A 0.5%～80%, active component B0.5%～60%, dispersant 1%～12%, wetting agent 1%～8%, filler surplus。
Compositions includes following component and content when making water dispersible granules: active components A 0.5%～80%, active component B0.5%～60%, dispersant 1%～12%, wetting agent 1%～8%, disintegrating agent 1%～10%, binding agent 0～8%, filler surplus。
Compositions includes following component and content when making suspending agent: active components A 0.5%～50%, active component B0.5%～50%, dispersant 1%～10%, wetting agent 1%～10%, defoamer 0.01%～2%, thickening agent 0～2%, antifreeze 0～8%, deionized water add to 100%。
Compositions includes following component and content when making aqueous emulsion: active components A 0.5%～50%, active component B0.5%～50%, solvent 1%～20%, emulsifying agent 1%～12%, antifreeze 0～8%, defoamer 0.01%～2%, thickening agent 0～2%, deionized water add to 100%。
Compositions includes following component and content when making microemulsion: active components A 0.5%～50%, active component B0.5%～50%, emulsifying agent 3%～25%, solvent 1%～10%, antifreeze 0～8%, defoamer 0.01%～2%, deionized water add to 100%。
Compositions includes following component and content when making suspension emulsion: active components A 0.5%～50%, active component B0.5%～50%, emulsifying agent 1%～10%, dispersant 1%～10%, solvent 1%～20%, defoamer 0.01%～2%, thickening agent 0～2%, antifreeze 0～8%, deionized water add to 100%。
Compositions includes following component and content when making microcapsule suspending agent: active components A 0.5%～50%, active component B0.5%～50%, macromolecule cyst material 1%～10%, dispersant 2%～10%, solvent 1%～10%, emulsifying agent 1%～7%, pH adjusting agent 0.01%～5%, defoamer 0.01%～2%, deionized water add to 100%。
Compositions includes following component and content when making microcapsule suspension-suspendinagent agent: active components A 0.5%～50%, active component B0.5%～50%, macromolecule cyst material 1%～12%, dispersant 1%～12%, wetting agent 1%～8%, solvent 1%～15%, emulsifying agent 1%～8%, defoamer 0.01%～2%, thickening agent 0～2%, pH adjusting agent 0.01%～5%, deionized water add to 100%。
The wettable powder the key technical indexes of the present invention:
The water dispersible granules the key technical indexes of the present invention:
The suspending agent the key technical indexes of the present invention:
The aqueous emulsion the key technical indexes of the present invention:
The microemulsion the key technical indexes of the present invention:
The suspension emulsion the key technical indexes of the present invention:
The microcapsule suspending agent the key technical indexes of the present invention:
The microcapsule suspension-suspendinagent agent the key technical indexes of the present invention:
It is an advantage of the current invention that:
After (1) five fluorine worm hydrazone and bromine cyanogen insect amide, Tolfenpyrad are composite, there is obvious potentiation and lasting effect；(2) to cereal crops, legume crop, fibre crops, sugar crop, melon crop, fruits crop, dry fruit crop, hobby crop, root crop, oil crop, flower crop, medicinal crop, crop, rice leaf roller on green manure pasture crop, beet armyworm, bollworm, pink bollworm, diamondback moth, black cutworm, diamondback moth, Prodenia litura, Pieris rapae, beet armyworm, striped rice borer, yellow rice borer, thrips, aleyrodid, plant hopper, coccid, liriomyza bryoniae, striped flea-beetle, aphid, apple leaf miner or small heart-eating peach worm all have greater activity；(3) decrease pesticide usage amount, reduce pesticide residual quantity on crop, alleviate environmental pollution；(4) to person poultry safety, Environmental compatibility is good, and preparation adhesion strength strengthens, resistance of rainwater washing against。
Detailed description of the invention
Below in conjunction with embodiment to further instruction of the present invention, the percentage ratio in embodiment is all weight percentage, but the invention is not limited in this。
Application Example one
Embodiment 1～8 wettable powder
By five fluorine worm hydrazones, active component B, dispersant, wetting agent, filler mixing, mix homogeneously in mixed cylinder, remix uniformly after jet mill is pulverized, namely can be made into wettable powder product of the present invention。It is specifically shown in table 1。
Table 1 embodiment 1～8 each component and content
Embodiment 9～16 water dispersible granules
Five fluorine worm hydrazones, active component B, dispersant, wetting agent, disintegrating agent, filler are obtained through comminution by gas stream together the particle diameter needed, adds other auxiliary agents such as binding agent (can add and can be not added with), obtain granulation materials。Item is quantitatively sent in fluidized bed granulating dryer through granulating and dried, prepares water dispersible granules product of the present invention。It is specifically shown in table 2。
Table 2 embodiment 9～16 each component and content
Embodiment 17～24 suspending agent
By dispersant, wetting agent, defoamer, thickening agent (can add and can be not added with), antifreeze (can add and can be not added with) through high speed shear mix homogeneously, add five fluorine worm hydrazones, active component B, surplus deionized water is supplied, ball milling 2～3 hours in ball mill, make diameter of particle all below 5 μm, prepare suspending agent product of the present invention。It is specifically shown in table 3。
Table 3 embodiment 17～24 each component and content
Embodiment 25～28 suspension emulsion
By dispersant, defoamer, thickening agent (can add and can be not added with), antifreeze (can add and can be not added with) through high speed shear mix homogeneously, add five fluorine worm hydrazones, ball milling 2～3 hours in ball mill, make diameter of particle all below 5 μm, prepare five fluorine worm hydrazone suspending agents, then by active component B, solvent, emulsifying agent and the various direct emulsifying of auxiliary agent high speed agitator to suspending agent, surplus deionized water is supplied, prepare suspension emulsion product of the present invention, be specifically shown in table 4。
Table 4 embodiment 25～28 each component and content
Embodiment 29～34 aqueous emulsion
Five fluorine worm hydrazones, active component B, solvent, emulsifying agent are added together, make to be dissolved into homogeneous oil phase；Deionized water, antifreeze (can add and can be not added with), thickening agent (can add and can be not added with), defoamer are mixed, becomes homogeneous aqueous phase。Under high velocity agitation, aqueous phase adding oil phase, surplus deionized water is supplied；Can be prepared by aqueous emulsion product of the present invention, be specifically shown in table 5。
Table 5 embodiment 29～34 each component and weight portion
Bromine cyanogen insect amide, Tolfenpyrad in table 1～5 are exchanged, novel formulation can be prepared。
Embodiment 35～37 microemulsion
Five fluorine worm hydrazones, active component B, solvent, emulsifying agent, antifreeze (can add and can be not added with), defoamer are sufficiently mixed uniformly transparent oil phase, under agitation it is slowly added into deionized water, form Water in Oil emulsion, then through agitating heating, so as to phase inversion becomes oil-in-water type rapidly, being cooled to room temperature and make up to balance, through filtering, surplus deionized water is supplied；Can be prepared by microemulsion product of the present invention, be specifically shown in table 6。
Table 6 embodiment 35～37 each component and weight portion
Embodiment 38,39 microcapsule suspending agent
By five fluorine worm hydrazones, active component B, macromolecule cyst material, solvent mixing, make to be dissolved into homogeneous oil phase, in a shear condition, oil phase is joined containing emulsifying agent, pH adjusting agent, dispersant aqueous phase solution in, surplus deionized water is supplied, bi-material reacts at oil-water interfaces, forms macromolecule cyst wall, makes the finely disseminated microcapsule suspending agent product of the present composition。It is specifically shown in table 7。
Table 7 embodiment 38,39 each component and weight portion
Embodiment 40,41 microcapsule suspension-suspendinagent agent
By active component B, macromolecule cyst material, solvent mixing, make to be dissolved into homogeneous oil phase, oil phase is joined in a shear condition containing emulsifying agent, pH adjusting agent aqueous phase solution in, make finely disseminated microcapsule suspending agent。By dispersant, wetting agent, defoamer, thickening agent (can add and can be not added with) through high speed shear mix homogeneously, add five fluorine worm hydrazones, ball milling 2～3 hours in ball mill, make diameter of particle all below 5 μm, preparing suspending agent, then joined by suspending agent in the aqueous phase solution of micro-capsule suspension, deionized water supplies surplus, make the finely disseminated microcapsule suspension-suspendinagent agent product of the present composition, be specifically shown in table 8。
Table 8 embodiment 40,41 each component and weight portion
The embodiment of the present invention is the method adopting Toxicity Determination and field test to combine。First pass through Toxicity Determination, co-toxicity coefficient (CTC) after clear and definite two kinds of medicaments are composite by a certain percentage, CTC < 80 is antagonism, 80≤CTC≤120 are summation action, CTC > 120 is potentiation, on this basis, then carry out field test。
Test method: respectively the mother solution of each mixed agent is diluted to during test five series concentration, is respectively placed in beaker standby。Adopt the method that first leaching leaf is followed by worm, take out after blade of the same size not in contact with any medicament is soaked 5s in the medicinal liquid configured, naturally dry, put in insect box, then connect for examination larva, raise under 25 DEG C of conditions, often process 3 times and repeat, often repeating examination borer population used is 50, sets blank simultaneously, checks dead borer population in 72h, calculate mortality rate and corrected mortality, try to achieve virulence regression equation and calculate LC50Value。If comparison mortality rate is more than 10%, then it is considered as invalid test。Computing formula is as follows:
Insect corrected mortality is converted into probit value (y), and concentration for the treatment of (μ g/ml) converts logarithm value (x) to, draws virulence regression equation with method of least square, and thus calculates the value of every kind of medicament。Co-toxicity coefficient CTC is calculated according to the abundant equation of Sun Yun。Computing formula following (with five fluorine worm hydrazones for standard agent, its toxicity index is 100):
TI × the P of theoretical toxicity index (TTI)=five fluorine worm hydrazone of MFive fluorine worm hydrazonesTI × the P of+effective active composition BEffective active composition B
In formula: M is the mixture of different ratio
PEffective active composition BFor the ratio that effective active composition B is shared in the composition
PFive fluorine worm hydrazonesIt is the shared in the composition ratios of five fluorine worm hydrazones
B is selected from the one of bromine cyanogen insect amide, Tolfenpyrad。
Application Example two:
For examination insect: rice hoppers。
Test medicine provides by Shaanxi Meibang Pesticide Co., Ltd.。
EXPERIMENTAL DESIGN: determine effective lethasl concentration scope of five fluorine worm hydrazones and the former medicine of bromine cyanogen insect amide and the two different ratio mixture through pilot study。
Toxicity test result
Table 9 five fluorine worm hydrazone and the composite toxicity test analysis of results table to rice hoppers of bromine cyanogen insect amide
| Reagent agent | Proportioning | LC50(ug/mL) | Co-toxicity coefficient (CTC) |
| Five fluorine worm hydrazones | — | 10.32 | — |
| Bromine cyanogen insect amide | — | 3.78 | — |
| Five fluorine worm hydrazone bromine cyanogen insect amides | 80:1 | 5.25 | 192.46 |
| Five fluorine worm hydrazone bromine cyanogen insect amides | 60:1 | 4.84 | 207.34 |
| Five fluorine worm hydrazone bromine cyanogen insect amides | 40:1 | 4.51 | 219.56 |
| Five fluorine worm hydrazone bromine cyanogen insect amides | 20:1 | 4.09 | 233.12 |
| Five fluorine worm hydrazone bromine cyanogen insect amides | 15:1 | 3.85 | 241.89 |
| Five fluorine worm hydrazone bromine cyanogen insect amides | 12:1 | 3.62 | 251.60 |
| Five fluorine worm hydrazone bromine cyanogen insect amides | 10:1 | 3.37 | 264.61 |
| Five fluorine worm hydrazone bromine cyanogen insect amides | 6:1 | 3.05 | 271.30 |
| Five fluorine worm hydrazone bromine cyanogen insect amides | 3:1 | 2.57 | 280.31 |
| Five fluorine worm hydrazone bromine cyanogen insect amides | 1:1 | 2.08 | 266.02 |
| Five fluorine worm hydrazone bromine cyanogen insect amides | 1:3 | 1.76 | 255.20 |
| Five fluorine worm hydrazone bromine cyanogen insect amides | 1:6 | 1.69 | 245.93 |
| Five fluorine worm hydrazone bromine cyanogen insect amides | 1:10 | 1.72 | 233.20 |
| Five fluorine worm hydrazone bromine cyanogen insect amides | 1:20 | 1.78 | 218.97 |
| Five fluorine worm hydrazone bromine cyanogen insect amides | 1:40 | 1.85 | 207.53 |
| Five fluorine worm hydrazone bromine cyanogen insect amides | 1:60 | 1.99 | 191.94 |
As shown in Table 9, five fluorine worm hydrazones and bromine cyanogen insect amide to rice hoppers proportioning when 1 60～80 1, co-toxicity coefficient is all higher than 120, illustrate that both all show potentiation at mixture in 1 60～80 1 scopes, when the proportioning of five fluorine worm hydrazones and bromine cyanogen insect amide is when 1 10～20 1, potentiation becomes apparent from highlighting, and co-toxicity coefficient is all higher than 230。Testing discovery five fluorine worm hydrazones through applicant is 20:1,15:1,10 1,91,81,71,61,51,41,31,21,11,12,13,14,15,16,17,18,19,1 10 with bromine cyanogen insect amide optimum ratio, wherein when five fluorine worm hydrazones and bromine cyanogen insect amide weight ratio are 3:1, co-toxicity coefficient is maximum, and potentiation is the most obvious。
Application Example three:
For examination insect: brassicaceous vegetable diamondback moth。
Test medicine provides by Shaanxi Meibang Pesticide Co., Ltd.。
EXPERIMENTAL DESIGN: determine effective lethasl concentration scope of five fluorine worm hydrazones and the former medicine of Tolfenpyrad and the two different ratio mixture through pilot study。
Toxicity test result
Table 10 5 fluorine worm hydrazone and the composite toxicity test analysis of results table to brassicaceous vegetable diamondback moth of Tolfenpyrad
| Reagent agent | Proportioning | LC50(ug/mL) | Co-toxicity coefficient (CTC) |
| Five fluorine worm hydrazones | — | 9.52 | — |
| Tolfenpyrad | — | 5.17 | — |
| Five fluorine worm hydrazone Tolfenpyrads | 80:1 | 5.17 | 182.25 |
| Five fluorine worm hydrazone Tolfenpyrads | 60:1 | 4.79 | 196.04 |
| Five fluorine worm hydrazone Tolfenpyrads | 40:1 | 4.42 | 211.05 |
| Five fluorine worm hydrazone Tolfenpyrads | 20:1 | 4.05 | 226.01 |
| Five fluorine worm hydrazone Tolfenpyrads | 15:1 | 3.84 | 235.53 |
| Five fluorine worm hydrazone Tolfenpyrads | 10:1 | 3.65 | 242.29 |
| Five fluorine worm hydrazone Tolfenpyrads | 8:1 | 3.39 | 256.82 |
| Five fluorine worm hydrazone Tolfenpyrads | 6:1 | 3.18 | 267.25 |
| Five fluorine worm hydrazone Tolfenpyrads | 3:1 | 2.84 | 276.95 |
| Five fluorine worm hydrazone Tolfenpyrads | 3:2 | 2.51 | 283.78 |
| Five fluorine worm hydrazone Tolfenpyrads | 1:1 | 2.42 | 276.90 |
| Five fluorine worm hydrazone Tolfenpyrads | 1:3 | 2.18 | 267.74 |
| Five fluorine worm hydrazone Tolfenpyrads | 1:6 | 2.16 | 256.07 |
| Five fluorine worm hydrazone Tolfenpyrads | 1:8 | 2.27 | 239.93 |
| Five fluorine worm hydrazone Tolfenpyrads | 1:10 | 2.38 | 226.64 |
| Five fluorine worm hydrazone Tolfenpyrads | 1:20 | 2.51 | 210.56 |
| Five fluorine worm hydrazone Tolfenpyrads | 1:40 | 2.73 | 191.51 |
| Five fluorine worm hydrazone Tolfenpyrads | 1:60 | 2.92 | 178.39 |
As shown in Table 10, five fluorine worm hydrazones and Tolfenpyrad to brassicaceous vegetable diamondback moth proportioning when 1 60～80 1, co-toxicity coefficient is all higher than 120, illustrate that both all show potentiation at mixture in 1 60～80 1 scopes, when the proportioning of five fluorine worm hydrazones and Tolfenpyrad is when 1 10～20 1, potentiation becomes apparent from highlighting, and co-toxicity coefficient is all higher than 225。Testing discovery five fluorine worm hydrazones through applicant is 20:1,15:1,10 1,91,81,71,61,51,41,31,21,11,12,13,14,15,16,17,18,19,1 10 with Tolfenpyrad optimum ratio, wherein when five fluorine worm hydrazones and Tolfenpyrad weight ratio are 3:2, co-toxicity coefficient is maximum, and potentiation is the most obvious。
Find through test: the preventing and treating of the rice leaf roller in various crop, beet armyworm, bollworm, pink bollworm, diamondback moth, black cutworm, diamondback moth, Prodenia litura, Pieris rapae, beet armyworm, striped rice borer, yellow rice borer, thrips, aleyrodid, plant hopper, coccid, liriomyza bryoniae, striped flea-beetle, aphid, apple leaf miner or small heart-eating peach worm is had obvious potentiation with active component B after composite by five fluorine worm hydrazones, and co-toxicity coefficient is all higher than 120。
Test of pesticide effectiveness part
Test medicine is researched and developed by Shaanxi Meibang Pesticide Co., Ltd., is provided。Comparison medicament: 24% 5 fluorine worm hydrazone suspending agent (autogamy), 10% bromine cyanogen insect amide suspending agent (autogamy), 15% Tolfenpyrad cream (commercial)。
Application Example four or five fluorine worm hydrazone and active component B and the composite preventing and treating Laphygma exigua Hubner test of pesticide effectiveness thereof
This test arrangement, at Shaanxi Province's Weinan City, investigates Laphygma exigua Hubner insect pest index before medicine, in insect pest early period of origination dispenser, within after dispenser 3 days, 7 days, 15 days, investigate insect pest indexes and calculate preventive effect。Result of the test is as follows:
Table 11 5 fluorine worm hydrazone and active component B and the composite preventing and treating Laphygma exigua Hubner test of pesticide effectiveness thereof
As can be seen from Table 11, Laphygma exigua Hubner can be effectively prevented and treated after five fluorine worm hydrazones are composite with active component B, prevention effect is superior to the preventive effect of single dose, and can prevent and treat cabbage pieris, Caulis et Folium Brassicae capitatae diamondback moth, Caulis et Folium Brassicae capitatae Prodenia litura, cabbage aphid and cabbage flea beetle, and preventive effect is all higher than 96%。In test scope of medication, target crop is had no adverse effects。
Application Example five or five fluorine worm hydrazone and active component B and the composite preventing and treating Fructus Lycopersici esculenti aleyrodid test of pesticide effectiveness thereof
This test arrangement investigates tomato meal mite evil index before Xi'an City, Shanxi Province, medicine, in insect pest early period of origination dispenser, within after dispenser 3 days, 7 days, 15 days, investigates insect pest indexes and calculates preventive effect。Result of the test is as follows:
Table 12 5 fluorine worm hydrazone and active component B and the composite preventing and treating Fructus Lycopersici esculenti aleyrodid test of pesticide effectiveness thereof
As can be seen from Table 12, effectively preventing and treating Fructus Lycopersici esculenti aleyrodid after five fluorine worm hydrazones are composite with active component B, prevention effect is superior to the preventive effect of single dose, and can prevent and treat Fructus Lycopersici esculenti aphid, and preventive effect is all higher than 96%。In test scope of medication, target crop is had no adverse effects。
Application Example six or five fluorine worm hydrazone and active component B and the composite preventing and treating brassicaceous vegetable striped flea-beetle test of pesticide effectiveness thereof
This test arrangement, at Shaanxi Province's Weinan City, investigates brassicaceous vegetable striped flea-beetle insect pest index before medicine, in insect pest early period of origination dispenser, within after dispenser 3 days, 7 days, 15 days, investigate insect pest indexes and calculate preventive effect。Result of the test is as follows:
Table 13 5 fluorine worm hydrazone and active component B and the composite preventing and treating brassicaceous vegetable striped flea-beetle test of pesticide effectiveness thereof
As can be seen from Table 13, effectively preventing and treating brassicaceous vegetable striped flea-beetle after five fluorine worm hydrazones are composite with active component B, prevention effect is superior to the preventive effect of single dose, and can prevent and treat brassicaceous vegetable aphid, thrips and diamondback moth, and preventive effect is all higher than 97%。In test scope of medication, target crop is had no adverse effects。
Application Example the Seventh Five-Year Plan fluorine worm hydrazone and active component B and the composite preventing and treating cotton boll worm test of pesticide effectiveness thereof
This test arrangement, in Weinan City Dali County, Shaanxi Province, investigates cotton boll pests index before medicine, in insect pest early period of origination dispenser, within after dispenser 3 days, 7 days, 15 days, investigate insect pest indexes and calculate preventive effect。Result of the test is as follows:
Table 14 5 fluorine worm hydrazone and active component B and the composite preventing and treating cotton boll worm test of pesticide effectiveness thereof
As can be seen from Table 14, effectively preventing and treating cotton boll worm after five fluorine worm hydrazones are composite with active component B, prevention effect is superior to the preventive effect of single dose, and preventive effect is all higher than 97%。In test scope of medication, target crop is had no adverse effects。
Application Example eight or five fluorine worm hydrazone and active component B and composite prevent and treat the rice hoppers test of pesticide effectiveness
This test arrangement, at Shaanxi Province's Hanzhong City, investigates rice hoppers insect pest index before medicine, in insect pest early period of origination dispenser, within after dispenser 3 days, 7 days, 15 days, investigate insect pest indexes and calculate preventive effect。Result of the test is as follows:
Table 15 5 fluorine worm hydrazone and active component B and composite prevent and treat the rice hoppers test of pesticide effectiveness
As can be seen from Table 15, effectively preventing and treating rice hoppers after five fluorine worm hydrazones are composite with active component B, prevention effect is superior to the preventive effect of single dose, and can prevent and treat rice-stem borer, yellow rice borer, rice leaf roller, aphid, and preventive effect is all higher than 97%。In test scope of medication, target crop is had no adverse effects。
After draw through tests different local throughout the country, after five fluorine worm hydrazones and bromine cyanogen insect amide, Tolfenpyrad are composite to the preventive effect of the common insect pests such as the rice leaf roller in various crop, beet armyworm, bollworm, pink bollworm, diamondback moth, black cutworm, diamondback moth, Prodenia litura, Pieris rapae, beet armyworm, striped rice borer, yellow rice borer, thrips, aleyrodid, plant hopper, coccid, liriomyza bryoniae, striped flea-beetle, aphid, apple leaf miner or small heart-eating peach worm all more than 96%, being better than single dose preventive effect, potentiation is obvious。
Claims (6)
1. the Pesticidal combination containing five fluorine worm hydrazones, effective ingredient is active components A and active component B, it is characterized in that: active components A and active component B weight ratio are 1 60～80 1, and described active components A is five fluorine worm hydrazones, active component B one in bromine cyanogen insect amide, Tolfenpyrad。
2. the Pesticidal combination containing five fluorine worm hydrazones according to claim 1, it is characterised in that: the weight ratio of active components A and active component B is 1 40～60 1。
3. the Pesticidal combination containing five fluorine worm hydrazones according to claim 2, it is characterised in that:
The weight ratio of five fluorine worm hydrazones and bromine cyanogen insect amide is 1 10～20 1；
The weight ratio of five fluorine worm hydrazones and Tolfenpyrad is 1 10～20 1。
4. the Pesticidal combination containing five fluorine worm hydrazones according to any one of claim 1 to 3, it is characterised in that: compositions makes wettable powder, water dispersible granules, suspending agent, suspension emulsion, aqueous emulsion, microemulsion, microcapsule suspending agent or microcapsule suspension-suspendinagent agent。
5. the Pesticidal combination containing five fluorine worm hydrazones according to claim 4 is for preventing and treating the purposes of insect on crops。
6. purposes according to claim 5, it is characterised in that: described insect is rice leaf roller, beet armyworm, bollworm, pink bollworm, diamondback moth, black cutworm, diamondback moth, Prodenia litura, Pieris rapae, beet armyworm, striped rice borer, yellow rice borer, thrips, aleyrodid, plant hopper, coccid, liriomyza bryoniae, striped flea-beetle, aphid, apple leaf miner or small heart-eating peach worm。
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5543573A (en) * | 1990-06-16 | 1996-08-06 | Nihon Nohyaku Co., Ltd. | Hydrazinecarboxyamide derivatives, a process for production thereof and uses thereof |
| CN101715774A (en) * | 2008-10-09 | 2010-06-02 | 浙江化工科技集团有限公司 | Preparation and use of compound having insecticidal activity |
| CN103238614A (en) * | 2012-02-10 | 2013-08-14 | 陕西美邦农药有限公司 | Insecticidal composition containing metaflumizone and cyantraniliprole |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5543573A (en) * | 1990-06-16 | 1996-08-06 | Nihon Nohyaku Co., Ltd. | Hydrazinecarboxyamide derivatives, a process for production thereof and uses thereof |
| CN101715774A (en) * | 2008-10-09 | 2010-06-02 | 浙江化工科技集团有限公司 | Preparation and use of compound having insecticidal activity |
| CN103238614A (en) * | 2012-02-10 | 2013-08-14 | 陕西美邦农药有限公司 | Insecticidal composition containing metaflumizone and cyantraniliprole |
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Address after: 715500 Pucheng high tech Industrial Development Zone, Weinan, Shaanxi Applicant after: Shaanxi Mei Bang Pharmaceutical Group Limited by Share Ltd Address before: 715500 Shaanxi Pucheng Weinan County agricultural base industrial park Applicant before: Shaanxi Meibang Pesticide Co., Ltd. |
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