CN103518730B - The Pesticidal combination of a kind of brominated worm benzamide and bishydrazide - Google Patents

The Pesticidal combination of a kind of brominated worm benzamide and bishydrazide Download PDF

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CN103518730B
CN103518730B CN201210229639.8A CN201210229639A CN103518730B CN 103518730 B CN103518730 B CN 103518730B CN 201210229639 A CN201210229639 A CN 201210229639A CN 103518730 B CN103518730 B CN 103518730B
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worm
bromine
benzamide
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bromine worm
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CN103518730A (en
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张伟
赵娇
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Shaanxi Meibang Pharmaceutical Group Co ltd
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Shaanxi Meibang Pesticide Co Ltd
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Abstract

The invention discloses the Pesticidal combination of a kind of brominated worm benzamide and bishydrazide, Pesticidal combination containing active components A and active component B, active components A is selected from bromine worm benzamide, active component B is selected from any one compound following: worm hydrazides, methoxyfenozide, furan tebufenozide, ring worm hydrazides, chlorine worm hydrazides, and the weight ratio of active components A and active component B is 1: 80 ~ 60: 1.The various pests of the present composition to harm agricultural production has synergistic effect, and decrease pesticide usage amount, reduce the residual quantity of agricultural chemicals on crop, alleviate environmental pollution, to person poultry safety, Environmental compatibility is good, and insect not easily develops immunity to drugs.

Description

The Pesticidal combination of a kind of brominated worm benzamide and bishydrazide
Technical field
The invention belongs to technical field of pesticide, relate to the application of Pesticidal combination on crop pests of a kind of brominated worm benzamide and bishydrazide.
Background technology
Bishydrazide insect growth regulator, IGR is that the class developed successively is in recent years efficient, selectivity is strong, environment amenable insect growth regulator, IGR, its action target is the same with insect moulting hormones (20E), be incorporated into the heterodimer of ecdysone receptor (EcR)-superfluous valve albumen (USP), transcribing of induction insect early gene, but due to the sustainable existence of bishydrazide compounds in insect bodies, under making 20E there is not situation, event can not be carried out, as DOP Adecarboxylase (DDC) isogenic expression is obstructed, do not synthesize chitin, eclosion hormo can not discharge, finally make larva precocity decortication and dead.
But in the real process of agricultural production, the problem that pest control the most easily produces is the generation of pest resistance to insecticide.Different cultivars composition carries out composite, is to prevent and treat the very common method of resistant insect.Heterogeneity is carried out composite, according to practical application effect, judge certain composite be synergy, add and or antagonism.In most cases, the composite effect of agricultural chemicals is all additive effect, really has synergy to lack, especially synergistic effect clearly, very high composite just less of co-toxicity coefficient.Study very much through the composite of inventor, find bromine worm benzamide and worm hydrazides, methoxyfenozide, furan tebufenozide, ring worm hydrazides, chlorine worm hydrazides is composite after can produce good synergistic effect, and not yet open about the relevant report that bromine worm benzamide and worm hydrazides, methoxyfenozide, furan tebufenozide, ring worm hydrazides, chlorine worm hydrazides are composite.
Summary of the invention
The object of the invention is to propose to have the Pesticidal combination of synergistic function, use cost is low, preventive effect is good brominated worm benzamide and bishydrazide.
The Pesticidal combination of a kind of brominated worm benzamide and bishydrazide, containing 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 ︰ 80 ~ 60 ︰ 1, described active components A is selected from bromine worm benzamide, active component B is selected from worm hydrazides, methoxyfenozide, furan tebufenozide, ring worm hydrazides, one in chlorine worm hydrazides, active components A and the preferred weight ratio of active component B are 1 ︰ 60 ~ 40 ︰ 1, the weight ratio being more preferably bromine worm benzamide and worm hydrazides is 1 ︰ 40 ~ 5 ︰ 1, the weight ratio of bromine worm benzamide and methoxyfenozide is 1 ︰ 30 ~ 10 ︰ 1, the weight ratio of bromine worm benzamide and furan tebufenozide is 1 ︰ 30 ~ 5 ︰ 1, the weight ratio of bromine worm benzamide and ring worm hydrazides is 1 ︰ 30 ~ 10 ︰ 1, the weight ratio of bromine worm benzamide and chlorine worm hydrazides is 1 ︰ 30 ~ 5 ︰ 1, the weight ratio most preferably being bromine worm benzamide and worm hydrazides is 1 ︰ 30 ~ 1 ︰ 1, the weight ratio of bromine worm benzamide and methoxyfenozide is 1 ︰ 15 ~ 5 ︰ 1, the weight ratio of bromine worm benzamide and furan tebufenozide is 1 ︰ 20 ~ 1 ︰ 1, the weight ratio of bromine worm benzamide and ring worm hydrazides is 1 ︰ 15 ~ 5 ︰ 1, and the weight ratio of bromine worm benzamide and chlorine worm hydrazides is 1 ︰ 20 ~ 1 ︰ 1.
Described brominated worm benzamide and the Pesticidal combination of bishydrazide are for preventing and treating the application of crop pests, and described crops comprise cereal crops, legume crop, fiber crop, sugar [yielding, melon crop, fruits crop, dry fruit crop, hobby crop, root crop, oil crop, flower crop, medicinal crop, crop, green manure pasture crop; Described insect comprises striped rice borer, paddy stem borer, rice leaf roller, aleyrodid, leaf miner, beet armyworm, diamond-back moth, cabbage caterpillar, tea geometrid, heart-eating worm, leaf roller, cotton bollworm, caterpillar, prodenia litura, apple leaf miner.
The weight ratio of active components A, active component B is 1 ︰ 80 ~ 60 ︰ 1.In usual composition, the weight percentage of active component is 0.5% ~ 90% of gross weight, is preferably 5% ~ 80%.According to different preparation types, active component content scope is different.Usually, liquid preparation contains the active substance of by weight 1% ~ 70%, is preferably 5% ~ 50%; Solid pharmaceutical preparation contains the active substance of by weight 5% ~ 80%, is preferably 10% ~ 80%.
At least containing a kind of surfactant in Pesticidal combination of the present invention, the dispersion of active component in water when being beneficial to use.Surface-active contents is 5% ~ 30% of total formulation weight amount, and surplus is solid or liquid diluent.
Surfactant selected by Pesticidal combination of the present invention is known in those skilled in the art: can be selected from one or more in dispersant, wetting agent, binding agent or defoamer.According to different dosage form, in preparation, disintegrant known in those skilled in the art, antifreeze etc. can also be contained.
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, then add surfactant as one or more in dispersant, stabilizing agent, wetting agent, binding agent, defoamer etc.
Pesticidal combination of the present invention, can be processed into acceptable formulation on any agricultural chemicals on demand, wherein more excellent formulation is: wetting powder, water dispersible granules, suspending agent, aqueous emulsion, microemulsion, suspension emulsion, microcapsule suspending agent, microcapsule suspension-suspendinagent agent.
Composition comprises following constituent content when making wetting powder: active components A 0.5% ~ 60%, active component B0.5% ~ 80%, dispersant 2% ~ 10%, wetting agent 2% ~ 10%, filler surplus.
Composition comprises following constituent content when making water dispersible granules: active components A 0.5% ~ 60%, active component B 0.5% ~ 80%, dispersant 3% ~ 12%, wetting agent 1% ~ 8%, disintegrant 1% ~ 10%, binding agent 0 ~ 8%, filler surplus.
Composition comprises following constituent content when making suspending agent: active components A 0.5% ~ 50%, active component B 0.5% ~ 50%, dispersant 2% ~ 10%, wetting agent 2% ~ 10%, defoamer 0.01% ~ 2%, thickener 0 ~ 2%, antifreeze 0 ~ 8%, deionized water add to 100%.
Composition comprises following constituent content when making aqueous emulsion: active components A 0.5% ~ 50%, active component B 0.5% ~ 50%, solvent 1% ~ 30%, emulsifier 1% ~ 15%, antifreeze 0 ~ 8%, thickener 0 ~ 2%, defoamer 0.01% ~ 2%, deionized water add to 100%.
Composition comprises following constituent content when making microemulsion: active components A 0.5% ~ 50%, active component B 0.5% ~ 50%, solvent 1% ~ 20%, emulsifier 3% ~ 25%, antifreeze 0 ~ 8%, defoamer 0.01% ~ 2%, deionized water add to 100%.
Composition comprises following constituent content when making suspension emulsion: active components A 0.5% ~ 50%, active component B 0.5% ~ 50%, dispersant 2% ~ 10%, defoamer 0.01% ~ 2%, solvent 1% ~ 15%, thickener 0 ~ 2%, emulsifier 2% ~ 12%, antifreeze 0 ~ 8%, deionized water add to 100%.
Composition comprises following constituent content when making microcapsule suspending agent: active components A 0.5% ~ 50%, active component B 0.5% ~ 50%, macromolecule cyst material 2% ~ 10%, dispersant 1% ~ 10%, solvent 1% ~ 10%, emulsifier 1% ~ 7%, defoamer 0.01% ~ 2%, pH adjusting agent 0.01% ~ 5%, deionized water add to 100%.
Composition comprises following constituent content when making microcapsule suspension-suspendinagent agent: active components A 0.5% ~ 50%, active component B 0.5% ~ 50%, macromolecule cyst material 2% ~ 12%, dispersant 1% ~ 12%, wetting agent 1% ~ 8%, solvent 1% ~ 15%, emulsifier 1% ~ 6%, defoamer 0.01% ~ 2%, thickener 0 ~ 2%, pH adjusting agent 0.01% ~ 5%, deionized water add to 100%.
Wetting powder the key technical indexes of the present invention:
Water dispersible granules the key technical indexes of the present invention:
Suspending agent the key technical indexes of the present invention:
Aqueous emulsion the key technical indexes of the present invention:
Microemulsion the key technical indexes of the present invention:
Suspension emulsion the key technical indexes of the present invention:
Microcapsule suspending agent the key technical indexes of the present invention:
Microcapsule suspension-suspendinagent agent the key technical indexes of the present invention:
The invention has the advantages that:
(1) bromine worm benzamide and worm hydrazides, methoxyfenozide, furan tebufenozide, ring worm hydrazides, chlorine worm hydrazides composite after, there is obvious synergy and lasting effect; (2) greater activity is all had to the striped rice borer, paddy stem borer, rice leaf roller, aleyrodid, leaf miner, beet armyworm, diamond-back moth, cabbage caterpillar, tea geometrid, heart-eating worm, leaf roller, cotton bollworm, caterpillar, prodenia litura, apple leaf miner etc. of cereal crops, legume crop, fiber crop, sugar [yielding, melon crop, fruits crop, dry fruit crop, hobby crop, root crop, oil crop, flower crop, medicinal crop, crop, green manure pasture crop; (3) decrease pesticide usage amount, reduce the residual quantity of agricultural chemicals on crop, alleviate environmental pollution; (4) to person poultry safety, Environmental compatibility is good, and preparation adhesion strength strengthens, resistance of rainwater washing against.
Embodiment
Below in conjunction with embodiment to further instruction of the present invention, the percentage in embodiment is all weight percentage, but the present invention is not limited thereto.
Application Example one
Example 1 ~ 16 wetting powder
Bromine worm benzamide, active component B, dispersant, wetting agent, filler are mixed in mixed cylinder, mixes again after airslide disintegrating mill is pulverized, wetting powder product of the present invention can be obtained, specifically in table 1,2,3.
Table 1 example 15 component and content
Table 2 example 610 component and content
Table 3 example 1116 component and content
Example 17 ~ 32 water dispersible granules
Bromine worm benzamide, active component B, dispersant, wetting agent, disintegrant, filler etc. are obtained together the particle diameter needed through air-flow crushing, then add other auxiliary agents such as binding agent (can add and can not add), obtain granulation materials.Item is quantitatively sent in fluidized bed granulating dryer through granulating and after drying, water dispersible granules product of the present invention can being obtained, specifically in table 4,5,6.
Table 4 example 17 ~ 21 component and content
Table 5 example 2226 component and content
Table 6 example 2732 component and content
Example 33 ~ 48 suspending agent
By dispersant, wetting agent, defoamer, thickener (can add and can not add), antifreeze (can add and can not add), mix through high speed shear, add bromine worm benzamide, active component B, ball milling 2 ~ 3 hours in ball mill, make diameter of particle all below 5 μm, surplus deionized water is supplied, and can obtain suspending agent product of the present invention, specifically in table 7,8,9.
Table 7 example 33 ~ 37 component and content
Table 8 example 38 ~ 42 component and content
Table 9 example 43 ~ 48 component and content
Example 49 ~ 56 aqueous emulsion
Bromine worm benzamide, active component B, solvent, emulsifier are added together, make to be dissolved into homogeneous oil phase; Deionized water, antifreeze (can add and can not add), thickener (can add and can not add), defoamer are mixed, becomes homogeneous aqueous phase.Under high velocity agitation, aqueous phase is added oil phase, surplus deionized water is supplied; Aqueous emulsion product of the present invention can be obtained, specifically in table 10,11.
Table 10 example 49 ~ 52 component and content
Table 11 example 53 ~ 56 component and content
Example 57 ~ 64 microemulsion
Bromine worm benzamide, active component B are dissolved in and are equipped with in the homogenizer of solvent, emulsifier, antifreeze (can add and can not add), defoamer are joined in the homogenizer that above-mentioned solution is housed, surplus deionized water gives strong mixing and homogenize after supplying, finally obtain the microemulsion product of the present invention that clear appearance is transparent.Specifically in table 12,13.
Table 12 example 57 ~ 60 component and content
Table 13 example 61 ~ 64 component and content
Example 65 ~ 72 suspension emulsion
Dispersant, defoamer, thickener (can add and can not add), antifreeze (can add and can not add) are mixed through high speed shear, add bromine worm benzamide, ball milling 2 ~ 3 hours in ball mill, make diameter of particle all below 5 μm, obtained bromine worm benzamide suspending agent, then by active component B, emulsifier, solvent and the direct emulsification of various auxiliary agent high speed agitators in suspending agent, obtained suspension emulsion product of the present invention.Specifically in table 14,15.
Table 14 example 65 ~ 68 component and content
Table 15 example 69 ~ 72 component and content
Worm hydrazides, methoxyfenozide, furan tebufenozide, ring worm hydrazides, chlorine worm hydrazides in table 1 ~ 15 are exchanged, can novel formulation be obtained.
Example 73 ~ 75 microcapsule suspending agent
By bromine worm benzamide, active component B, macromolecule cyst material, solvent, make to be dissolved into homogeneous oil phase, in a shear condition, oil phase is joined in the aqueous phase solution containing emulsifier, pH adjusting agent, dispersant, defoamer, surplus deionized water is supplied, and bi-material reacts at oil-water interfaces, forms macromolecule cyst wall, make the finely disseminated microcapsule suspending agent product of the present composition, specifically in table 16.
Table 16 example 73 ~ 75 component and content
Example 76 ~ 78 microcapsule suspension-suspendinagent agent
By active component B, macromolecule cyst material, solvent, make to be dissolved into homogeneous oil phase, oil phase is joined in a shear condition in the aqueous phase solution containing emulsifier, pH adjusting agent, make finely disseminated microcapsule suspending agent.Defoamer, thickener (can add and can not add) are mixed through high speed shear, add bromine worm benzamide, ball milling 2 ~ 3 hours in ball mill, make diameter of particle all below 5 μm, obtained suspending agent, then join in the aqueous phase solution of micro-capsule suspension by suspending agent, deionized water supplies surplus, make the finely disseminated microcapsule suspension-suspendinagent agent product of the present composition, specifically in table 17.
The each component of table 17 embodiment 76 ~ 78 and weight portion
The embodiment of the present invention is the method adopting Toxicity Determination and field trial 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 synergistic effect, on this basis, then carry out field trial.
Test method: respectively the mother liquor of each mixed agent is diluted to five series concentration during test, is placed in beaker respectively for subsequent use.Adopt the method connecing worm after first soaking leaf, take out after the blade of the same size not contacting any medicament is soaked 5s in the liquid configured, naturally dry, put into insect box, then connect for examination larva, raise under 25 DEG C of conditions, often process and repeat for 3 times, often repeating examination borer population used is 50, establishes blank simultaneously, checks dead borer population in 72h, calculate lethality and corrected mortality, try to achieve virulence regression equation and calculate LC 50value.If contrast lethality is greater than 10%, be then 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 to (x), draws virulence regression equation, and calculate the value of often kind of medicament thus with method of least squares.Co-toxicity coefficient CTC is calculated according to the abundant equation of Sun Yun.Computing formula following (with bromine worm benzamide for standard agent, its toxicity index is 100):
TI × the P of theoretical toxicity index (the TTI)=bromine worm benzamide of M bromine worm benzamidetI × the P of+effective active composition B effective active compositionb
In formula: M is the mixture of different ratio
P effective active compositionb is the shared in the composition ratio of effective active composition B
P bromine worm benzamidefor the ratio that bromine worm benzamide is shared in the composition
B is selected from the one in worm hydrazides, methoxyfenozide, furan tebufenozide, ring worm hydrazides, chlorine worm hydrazides.
Application Example two:
For examination insect: Laphygma exigua Hubner
Test medicine provides by Shaanxi Meibang Pesticide Co., Ltd..
Experimental scheme: through effective lethal concentration scope of preliminary experiment determination bromine worm benzamide and the former medicine of worm hydrazides and the two different ratio mixture.
Toxicity test result
Table 18 bromine worm benzamide and the composite toxicity test analysis of results table to Laphygma exigua Hubner of worm hydrazides
Reagent agent Proportioning LC 50(ug/mL) Co-toxicity coefficient (CTC)
Bromine worm benzamide - 0.63 -
Worm hydrazides - 8.72 -
Bromine worm Ben Jia Xian An ︰ worm hydrazides 1∶80 2.37 193.27
Bromine worm Ben Jia Xian An ︰ worm hydrazides 1∶60 2.15 207.71
Bromine worm Ben Jia Xian An ︰ worm hydrazides 1∶40 1.91 222.78
Bromine worm Ben Jia Xian An ︰ worm hydrazides 1∶20 1.58 236.86
Bromine worm Ben Jia Xian An ︰ worm hydrazides 1∶10 1.23 248.46
Bromine worm Ben Jia Xian An ︰ worm hydrazides 1∶8 1.09 258.27
Bromine worm Ben Jia Xian An ︰ worm hydrazides 1∶5 0.93 248.78
Bromine worm Ben Jia Xian An ︰ worm hydrazides 1∶1 0.47 237.93
Bromine worm Ben Jia Xian An ︰ worm hydrazides 5∶1 0.33 223.43
Bromine worm Ben Jia Xian An ︰ worm hydrazides 15∶1 0.31 214.96
Bromine worm Ben Jia Xian An ︰ worm hydrazides 30∶1 0.32 202.58
Bromine worm Ben Jia Xian An ︰ worm hydrazides 40∶1 0.34 189.33
Bromine worm Ben Jia Xian An ︰ worm hydrazides 60∶1 0.36 177.54
As shown in Table 18, the proportioning of bromine worm benzamide and the composite control Laphygma exigua Hubner of worm hydrazides is when 1 ︰ 80 ~ 60 ︰ 1, co-toxicity coefficient is all greater than 120, both explanations mixture in 1 ︰ 80 ~ 60 ︰ 1 scope all shows synergistic effect, when the proportioning of bromine worm benzamide and worm hydrazides is at 1 ︰ 40 ~ 5 ︰ 1, synergistic effect is more outstanding, co-toxicity coefficient is all greater than 220, testing through applicant the optimum ratio finding bromine worm benzamide and worm hydrazides is 5:1, 1:1, 1:5, 1:6, 1:7, 1:8, 1:9, 1:10, 1:11, 1:12, 1:13, 1:14, 1:15, 1:16, 1:17, 1:18, 1:19, 1:20, 1:21, 1:22, 1:23, 1:24, 1:25, 1:30, 1, 1:35, 1:40, wherein when bromine worm benzamide and worm hydrazides weight ratio are 1 ︰ 8, co-toxicity coefficient is maximum, synergistic effect is the most obvious.
Application Example three
For examination insect: rice-stem borer
Test medicine provides by Shaanxi Meibang Pesticide Co., Ltd..
Experimental scheme: through effective lethal concentration scope of preliminary experiment determination bromine worm benzamide and the former medicine of methoxyfenozide and the two different ratio mixture.
Table 19 bromine worm benzamide and the composite toxicity test analysis of results table to rice-stem borer of methoxyfenozide
Reagent agent Proportioning LC 50(ug/mL) Co-toxicity coefficient (CTC)
Bromine worm benzamide - 0.57 -
Methoxyfenozide - 1.63 -
Bromine worm Ben Jia Xian An ︰ methoxyfenozide 1∶80 0.87 183.15
Bromine worm Ben Jia Xian An ︰ methoxyfenozide 1∶60 0.80 197.72
Bromine worm Ben Jia Xian An ︰ methoxyfenozide 1∶40 0.74 210.71
Bromine worm Ben Jia Xian An ︰ methoxyfenozide 1∶30 0.69 222.86
Bromine worm Ben Jia Xian An ︰ methoxyfenozide 1∶15 0.63 231.79
Bromine worm Ben Jia Xian An ︰ methoxyfenozide 1∶5 0.52 239.29
Bromine worm Ben Jia Xian An ︰ methoxyfenozide 1∶3 0.45 247.27
Bromine worm Ben Jia Xian An ︰ methoxyfenozide 1∶1 0.35 241.32
Bromine worm Ben Jia Xian An ︰ methoxyfenozide 5∶1 0.27 236.77
Bromine worm Ben Jia Xian An ︰ methoxyfenozide 10∶1 0.27 224.38
Bromine worm Ben Jia Xian An ︰ methoxyfenozide 20∶1 0.28 210.08
Bromine worm Ben Jia Xian An ︰ methoxyfenozide 40∶1 0.29 199.72
Bromine worm Ben Jia Xian An ︰ methoxyfenozide 60∶1 0.31 185.85
As shown in Table 19, the proportioning of bromine worm benzamide and the composite water prevention chilo suppressalis of methoxyfenozide is when 1 ︰ 80 ~ 60 ︰ 1, co-toxicity coefficient is all greater than 120, both explanations mixture in 1 ︰ 80 ~ 60 ︰ 1 scope all shows synergistic effect, when the proportioning of bromine worm benzamide and methoxyfenozide is at 1 ︰ 30 ~ 10 ︰ 1, synergistic effect is more outstanding, co-toxicity coefficient is all greater than 220, testing through applicant the optimum ratio finding bromine worm benzamide and methoxyfenozide is 10:1, 5:1, 1:1, 1:5, 1:6, 1:7, 1:8, 1:9, 1:10, 1:11, 1:12, 1:13, 1:14, 1:15, 1:16, 1:17, 1:18, 1:19, 1:20, 1:21, 1:22, 1:23, 1:24, 1:25, 1:30, wherein when bromine worm benzamide and methoxyfenozide weight ratio are 1 ︰ 3, co-toxicity coefficient is maximum, synergistic effect is the most obvious.
Application Example four
For examination insect: brassicaceous vegetable diamond-back moth
Test medicine provides by Shaanxi Meibang Pesticide Co., Ltd..
Experimental scheme: through effective lethal concentration scope of preliminary experiment determination bromine worm benzamide and the former medicine of furan tebufenozide and the two different ratio mixture
Table 20 bromine worm benzamide and the composite toxicity test analysis of results table to brassicaceous vegetable diamond-back moth of furan tebufenozide
Reagent agent Proportioning LC 50(ug/mL) Co-toxicity coefficient (CTC)
Bromine worm benzamide - 0.71 -
Furan tebufenozide - 4.96 -
Bromine worm Ben Jia Xian An ︰ furan tebufenozide 1∶80 2.46 187.75
Bromine worm Ben Jia Xian An ︰ furan tebufenozide 1∶60 2.22 203.46
Bromine worm Ben Jia Xian An ︰ furan tebufenozide 1∶40 1.99 217.49
Bromine worm Ben Jia Xian An ︰ furan tebufenozide 1∶30 1.80 230.96
Bromine worm Ben Jia Xian An ︰ furan tebufenozide 1∶20 1.59 242.75
Bromine worm Ben Jia Xian An ︰ furan tebufenozide 1∶10 1.26 254.93
Bromine worm Ben Jia Xian An ︰ furan tebufenozide 1∶7 1.08 262.70
Bromine worm Ben Jia Xian An ︰ furan tebufenozide 1∶5 0.97 255.97
Bromine worm Ben Jia Xian An ︰ furan tebufenozide 1∶1 0.50 248.44
Bromine worm Ben Jia Xian An ︰ furan tebufenozide 5∶1 0.35 236.65
Bromine worm Ben Jia Xian An ︰ furan tebufenozide 15∶1 0.35 214.34
Bromine worm Ben Jia Xian An ︰ furan tebufenozide 30∶1 0.36 202.83
Bromine worm Ben Jia Xian An ︰ furan tebufenozide 40∶1 0.38 190.83
Bromine worm Ben Jia Xian An ︰ furan tebufenozide 60∶1 0.40 180.03
As shown in Table 20, bromine worm benzamide and the composite proportioning of preventing and treating brassicaceous vegetable diamond-back moth of furan tebufenozide are when 1 ︰ 80 ~ 60 ︰ 1, co-toxicity coefficient is all greater than 120, both explanations mixture in 1 ︰ 80 ~ 60 ︰ 1 scope all shows synergistic effect, when the proportioning of bromine worm benzamide and furan tebufenozide is at 1 ︰ 30 ~ 5 ︰ 1, synergistic effect is more outstanding, co-toxicity coefficient is all greater than 230, testing through applicant the optimum ratio finding bromine worm benzamide and furan tebufenozide is 5:1, 1:1, 1:5, 1:6, 1:7, 1:8, 1:9, 1:10, 1:11, 1:12, 1:13, 1:14, 1:15, 1:16, 1:17, 1:18, 1:19, 1:20, 1:21, 1:22, 1:23, 1:24, 1:25, 1:30, wherein when bromine worm benzamide and furan tebufenozide weight ratio are 1 ︰ 7, co-toxicity coefficient is maximum, synergistic effect is the most obvious.
Application Example five
For examination insect: apple peach fruit borer
Test medicine provides by Shaanxi Meibang Pesticide Co., Ltd..
Experimental scheme: through effective lethal concentration scope of preliminary experiment determination bromine worm benzamide and the former medicine of ring worm hydrazides and the two different ratio mixture.
Table 21 bromine worm benzamide and the composite toxicity test analysis of results table to apple peach fruit borer of ring worm hydrazides
Reagent agent Proportioning LC 50(ug/mL) Co-toxicity coefficient (CTC)
Bromine worm benzamide - 0.62 -
Ring worm hydrazides - 1.83 -
Bromine worm Ben Jia Xian An ︰ ring worm hydrazides 1∶80 0.97 184.22
Bromine worm Ben Jia Xian An ︰ ring worm hydrazides 1∶60 0.90 197.03
Bromine worm Ben Jia Xian An ︰ ring worm hydrazides 1∶40 0.83 210.46
Bromine worm Ben Jia Xian An ︰ ring worm hydrazides 1∶30 0.77 223.59
Bromine worm Ben Jia Xian An ︰ ring worm hydrazides 1∶15 0.70 233.01
Bromine worm Ben Jia Xian An ︰ ring worm hydrazides 1∶5 0.56 246.58
Bromine worm Ben Jia Xian An ︰ ring worm hydrazides 1∶3 0.48 256.23
Bromine worm Ben Jia Xian An ︰ ring worm hydrazides 1∶1 0.37 250.33
Bromine worm Ben Jia Xian An ︰ ring worm hydrazides 5∶1 0.29 240.27
Bromine worm Ben Jia Xian An ︰ ring worm hydrazides 10∶1 0.29 227.47
Bromine worm Ben Jia Xian An ︰ ring worm hydrazides 20∶1 0.30 213.39
Bromine worm Ben Jia Xian An ︰ ring worm hydrazides 40∶1 0.31 203.28
Bromine worm Ben Jia Xian An ︰ ring worm hydrazides 60∶1 0.34 184.35
As shown in Table 21, the proportioning of bromine worm benzamide and ring worm hydrazides composite control apple peach fruit borer is when 1 ︰ 80 ~ 60 ︰ 1, co-toxicity coefficient is all greater than 120, both explanations mixture in 1 ︰ 80 ~ 60 ︰ 1 scope all shows synergistic effect, when the proportioning of bromine worm benzamide and ring worm hydrazides is at 1 ︰ 30 ~ 10 ︰ 1, synergistic effect is more outstanding, co-toxicity coefficient is all greater than 220, testing through applicant the optimum ratio finding bromine worm benzamide and ring worm hydrazides is 10:1, 5:1, 1:1, 1:5, 1:6, 1:7, 1:8, 1:9, 1:10, 1:11, 1:12, 1:13, 1:14, 1:15, 1:16, 1:17, 1:18, 1:19, 1:20, 1:21, 1:22, 1:23, 1:24, 1:25, 1:30, wherein when bromine worm benzamide and ring worm hydrazides weight ratio are 1 ︰ 3, co-toxicity coefficient is maximum, synergistic effect is the most obvious.
Application Example six
For examination insect: cotton cotton bollworm
Test medicine provides by Shaanxi Meibang Pesticide Co., Ltd..
Experimental scheme: through effective lethal concentration scope of preliminary experiment determination bromine worm benzamide and the former medicine of chlorine worm hydrazides and the two different ratio mixture
Table 22 bromine worm benzamide and the composite toxicity test analysis of results table to cotton cotton bollworm of chlorine worm hydrazides
Reagent agent Proportioning LC 50(ug/mL) Co-toxicity coefficient (CTC)
Bromine worm benzamide - 0.73 -
Chlorine worm hydrazides - 4.36 -
Bromine worm Ben Jia Xian An ︰ chlorine worm hydrazides 1∶80 2.17 189.30
Bromine worm Ben Jia Xian An ︰ chlorine worm hydrazides 1∶60 1.97 204.64
Bromine worm Ben Jia Xian An ︰ chlorine worm hydrazides 1∶40 1.78 218.45
Bromine worm Ben Jia Xian An ︰ chlorine worm hydrazides 1∶30 1.62 231.93
Bromine worm Ben Jia Xian An ︰ chlorine worm hydrazides 1∶20 1.46 241.46
Bromine worm Ben Jia Xian An ︰ chlorine worm hydrazides 1∶10 1.20 250.22
Bromine worm Ben Jia Xian An ︰ chlorine worm hydrazides 1∶6 0.98 260.12
Bromine worm Ben Jia Xian An ︰ chlorine worm hydrazides 1∶5 0.94 253.63
Bromine worm Ben Jia Xian An ︰ chlorine worm hydrazides 1∶1 0.51 245.22
Bromine worm Ben Jia Xian An ︰ chlorine worm hydrazides 5∶1 0.36 235.45
Bromine worm Ben Jia Xian An ︰ chlorine worm hydrazides 15∶1 0.35 220.02
Bromine worm Ben Jia Xian An ︰ chlorine worm hydrazides 30∶1 0.36 208.37
Bromine worm Ben Jia Xian An ︰ chlorine worm hydrazides 40∶1 0.38 196.09
Bromine worm Ben Jia Xian An ︰ chlorine worm hydrazides 60∶1 0.41 180.51
As shown in Table 22, bromine worm benzamide and the composite proportioning of preventing and treating cotton cotton bollworm of chlorine worm hydrazides are when 1 ︰ 80 ~ 60 ︰ 1, co-toxicity coefficient is all greater than 120, both explanations mixture in 1 ︰ 80 ~ 60 ︰ 1 scope all shows synergistic effect, when the proportioning of bromine worm benzamide and chlorine worm hydrazides is at 1 ︰ 30 ~ 5 ︰ 1, synergistic effect is more outstanding, co-toxicity coefficient is all greater than 230, testing through applicant the optimum ratio finding bromine worm benzamide and chlorine worm hydrazides is 5:1, 1:1, 1:5, 1:6, 1:7, 1:8, 1:9, 1:10, 1:11, 1:12, 1:13, 1:14, 1:15, 1:16, 1:17, 1:18, 1:19, 1:20, 1:21, 1:22, 1:23, 1:24, 1:25, 1:30, wherein when bromine worm benzamide and chlorine worm hydrazides weight ratio are 1 ︰ 6, co-toxicity coefficient is maximum, synergistic effect is the most obvious.
Through test find: bromine worm benzamide and active component B composite after have obvious synergistic effect to the control of the striped rice borer in various crop, paddy stem borer, rice leaf roller, aleyrodid, leaf miner, beet armyworm, diamond-back moth, cabbage caterpillar, tea geometrid, heart-eating worm, leaf roller, cotton bollworm, caterpillar, prodenia litura, apple leaf miner, co-toxicity coefficient is all more than 120.
Test of pesticide effectiveness part test medicament is researched and developed by Shaanxi Meibang Pesticide Co., Ltd., is provided, contrast medicament 10% bromine worm benzamide suspending agent (autogamy), 10% Tebufenozide suspending agent (commercial), 240g/L methoxyfenozide suspending agent (commercial), 10% furan tebufenozide suspending agent (commercial), 10% ring Tebufenozide suspending agent (autogamy), 10% chlorine Tebufenozide suspending agent (autogamy).
Application Example seven bromine worm benzamide and active component B and the composite control Laphygma exigua Hubner test of pesticide effectiveness thereof
This test arrangement is at Xian District, Shanxi Province suburban area, and investigation Laphygma exigua Hubner insect pest index before medicine, in the dispenser of insect pest initial stage of origination, 3 days, 7 days, 15 days investigation insect pest indexes after dispenser also calculate preventive effect.Result of the test is as follows:
Table 23 bromine worm benzamide and active component B and the composite control Laphygma exigua Hubner test of pesticide effectiveness thereof
As can be seen from Table 23, bromine worm benzamide and active component B composite after effectively can prevent and treat Laphygma exigua Hubner, control efficiency is all better than the preventive effect of single dose, and the preventive effect phase is long.In test scope of medication, target crop is had no adverse effects.
Application Example eight bromine worm benzamide and active component B and the composite water prevention chilo suppressalis test of pesticide effectiveness thereof
This test arrangement is at Shaanxi Province's Hanzhong City, and investigation rice-stem borer insect pest index before medicine, in the dispenser of insect pest initial stage of origination, 10 days, 20 days, 30 days investigation insect pest indexes after dispenser also calculate preventive effect.Result of the test is as follows:
Table 24 bromine worm benzamide and active component B and the composite water prevention chilo suppressalis test of pesticide effectiveness thereof
As can be seen from Table 24, bromine worm benzamide and active component B composite after can effective water prevention chilo suppressalis, control efficiency is all better than the preventive effect of single dose, and the preventive effect phase is long.In test scope of medication, target crop is had no adverse effects.
Application Example nine bromine worm benzamide and active component B and the composite control phyllocnistis citrella stainton test of pesticide effectiveness thereof
This test arrangement is at Shaanxi Province's Hanzhong City, and investigation phyllocnistis citrella stainton insect pest index before medicine, in the dispenser of insect pest initial stage of origination, 3 days, 7 days, 15 days investigation insect pest indexes after dispenser also calculate preventive effect.Result of the test is as follows:
Table 25 bromine worm benzamide and active component B and the composite control phyllocnistis citrella stainton test of pesticide effectiveness thereof
As can be seen from Table 25, bromine worm benzamide and active component B composite after effectively can prevent and treat phyllocnistis citrella stainton, control efficiency is all better than the preventive effect of single dose, and the preventive effect phase is long.In test scope of medication, target crop is had no adverse effects.
Application Example ten bromine worm benzamide and active component B and the composite control cotton cotton bollworm test of pesticide effectiveness thereof
This test arrangement is in Dali County, Shaanxi Province, and investigation cotton cotton bollworm insect pest index before medicine, in the dispenser of insect pest initial stage of origination, 3 days, 7 days, 15 days investigation insect pest indexes after dispenser also calculate preventive effect.Result of the test is as follows:
Table 26 bromine worm benzamide and active component B and the composite control cotton cotton bollworm test of pesticide effectiveness thereof
As can be seen from Table 26, bromine worm benzamide and active component B composite after can effectively prevent and treat cotton cotton bollworm, control efficiency is all better than the preventive effect of single dose, and the preventive effect phase is long.In test scope of medication, target crop is had no adverse effects.
Application Example ten monobromo worm benzamide and active component B and the composite control cabbage pieris test of pesticide effectiveness thereof
This test arrangement is at Xian District, Shanxi Province suburban area, and investigation cabbage pieris insect pest index before medicine, in the dispenser of insect pest initial stage of origination, 3 days, 7 days, 15 days investigation insect pest indexes after dispenser also calculate preventive effect.Result of the test is as follows:
Table 27 bromine worm benzamide and active component B and the composite control cabbage pieris test of pesticide effectiveness thereof
As can be seen from Table 27, bromine worm benzamide and active component B composite after effectively can prevent and treat cabbage pieris, control efficiency is all better than the preventive effect of single dose, and the preventive effect phase is long.In test scope of medication, target crop is had no adverse effects.
Application Example ten dibromo worm benzamide and active component B and the composite control apple peach fruit borer test of pesticide effectiveness thereof
This test arrangement is at Shaanxi Province's Weinan City, and investigation apple peach fruit borer insect pest index before medicine, in the dispenser of insect pest initial stage of origination, 10 days, 20 days, 30 days investigation insect pest indexes after dispenser also calculate preventive effect.Result of the test is as follows:
Table 28 bromine worm benzamide and active component B and the composite control apple peach fruit borer test of pesticide effectiveness thereof
As can be seen from Table 28, bromine worm benzamide and active component B composite after can effectively prevent and treat apple peach fruit borer, control efficiency is all better than the preventive effect of single dose, and the preventive effect phase is long.In test scope of medication, target crop is had no adverse effects.
Application Example ten tribromo worm benzamide and active component B and the composite control tomato Bemisia tabaci test of pesticide effectiveness thereof
This test arrangement is at Xian District, Shanxi Province suburban area, and investigation tomato Bemisia tabaci insect pest index before medicine, in the dispenser of insect pest initial stage of origination, 3 days, 7 days, 15 days investigation insect pest indexes after dispenser also calculate preventive effect.Result of the test is as follows:
Table 29 bromine worm benzamide and active component B and the composite control tomato Bemisia tabaci test of pesticide effectiveness thereof
As can be seen from Table 29, bromine worm benzamide and active component B composite after can effectively prevent and treat tomato Bemisia tabaci, control efficiency is all better than the preventive effect of single dose, and the preventive effect phase is long.In test scope of medication, target crop is had no adverse effects.
After draw through tests different local throughout the country, bromine worm benzamide and worm hydrazides, methoxyfenozide, furan tebufenozide, ring worm hydrazides, the composite rear preventive effect to common insect pests such as the striped rice borer in various crop, paddy stem borer, rice leaf roller, aleyrodid, leaf miner, beet armyworm, diamond-back moth, cabbage caterpillar, tea geometrid, heart-eating worm, leaf roller, cotton bollworm, caterpillar, prodenia litura, apple leaf miners of chlorine worm hydrazides are all more than 95%, be better than single dose preventive effect, synergistic effect is obvious.

Claims (6)

1. the Pesticidal combination of a brominated worm benzamide and bishydrazide, effective active composition 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 ︰ 80 ~ 60 ︰ 1, described active components A is bromine worm benzamide, and active component B is methoxyfenozide.
2. the Pesticidal combination of brominated worm benzamide according to claim 1 and bishydrazide, is characterized in that: the weight ratio of active components A and active component B is 1 ︰ 60 ~ 40 ︰ 1.
3. the Pesticidal combination of brominated worm benzamide according to claim 2 and bishydrazide, is characterized in that: the weight ratio of bromine worm benzamide and methoxyfenozide is 1 ︰ 30 ~ 10 ︰ 1.
4. the Pesticidal combination of brominated worm benzamide according to any one of claim 1 to 3 and bishydrazide, is characterized in that: composition makes wetting powder, water dispersible granules, suspending agent, aqueous emulsion, microemulsion, suspension emulsion, microcapsule suspending agent, microcapsule suspension-suspendinagent agent.
5. the Pesticidal combination of brominated worm benzamide according to claim 4 and bishydrazide is for preventing and treating the purposes of insect on crops.
6. purposes according to claim 5, is characterized in that: described insect is striped rice borer, paddy stem borer, rice leaf roller, aleyrodid, leaf miner, beet armyworm, diamond-back moth, cabbage caterpillar, tea geometrid, heart-eating worm, leaf roller, cotton bollworm, caterpillar, prodenia litura, apple leaf miner.
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