CN106614673B - A kind of Pesticidal combination and its application containing emamectin benzoate and carbosulfan - Google Patents
A kind of Pesticidal combination and its application containing emamectin benzoate and carbosulfan Download PDFInfo
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- CN106614673B CN106614673B CN201611152186.8A CN201611152186A CN106614673B CN 106614673 B CN106614673 B CN 106614673B CN 201611152186 A CN201611152186 A CN 201611152186A CN 106614673 B CN106614673 B CN 106614673B
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N47/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid
- A01N47/08—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid the carbon atom having one or more single bonds to nitrogen atoms
- A01N47/10—Carbamic acid derivatives, i.e. containing the group —O—CO—N<; Thio analogues thereof
- A01N47/24—Carbamic acid derivatives, i.e. containing the group —O—CO—N<; Thio analogues thereof containing the groups, or; Thio analogues thereof
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
- A01N43/90—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having two or more relevant hetero rings, condensed among themselves or with a common carbocyclic ring system
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Abstract
The present invention relates to Pesticidal combination, specifically a kind of Pesticidal combination and its application containing emamectin benzoate and carbosulfan.The quality sum of emamectin benzoate contained by the Pesticidal combination and carbosulfan accounts for the 15-20% of Pesticidal combination gross mass, and wherein the quality of emamectin benzoate accounts for the 0.1%~1% of Pesticidal combination gross mass.Pesticidal combination of the invention overcomes the shortcomings of that existing pesticide single dose uses, expand insecticidal spectrum, sucking mouth parts, which can not only be prevented and treated, can also prevent and treat pests with chewing mouthparts, and there is apparent synergistic effect to the virulence of primary pest, the usage amount and use cost for effectively reducing effective component, delay the generation of pest resistance.In addition, the composition provide a kind of composition for being more suitable for agricultural use, the sucking mouth parts such as cotten aphid and bollworm for being particularly suitable in cotton field and pests with chewing mouthparts.
Description
Technical field
The present invention relates to Pesticidal combination, more particularly to a kind of Pesticidal combination containing emamectin benzoate and carbosulfan and
It is applied.
Background technique
Cotton (Gossypium hirstum L.) is worldwide important industrial crops and fibre crops.Cotton diseases and insect pests
An important factor for threatening Cotton Production always is, especially in the bollworm (Helicoverpa of the 1990s
Armigera H.) great outburst, brings havoc to Cotton Production.From 1996, soil of transgenic Bt cotton was in the U.S., Australia
The countries such as big Leah, China start commercialization and promote and apply, this kills prevention and treatment cotton primary pest bollworm at that time, reduction chemistry
The usage amount etc. of worm agent has played great effect.Meanwhile the plantation of transgenic cotton, so that traditional application method changes,
Cotton pest population structure also develops therewith, some sucking pests such as cotten aphid (Aphis gossypii G.), cotton spider mites
Its population quantity such as (Tetranychus cinnatarinus B.), cotton plant bug obviously rises, and occurs and endanger increasingly to aggravate.
However, the large area with term single gene Bt Insect Resistant Cotton is planted, bollworm also becomes increasingly conspicuous to the resistance problem of Bt.
Emamectin-benzoate (abbreviation emamectin benzoate, Emamectin Benzoate) is a kind of ultra high efficiency, green
Color environment-friendly type Insecticidal and acaricidal agent, with wide spectrum, noresidue, high selection characteristic.It is avermectin through chemically synthesized production
Object, compared with avermectin, activity improves 100~200 times, and toxicity reduces by 2~3 orders of magnitude, to the children of lepidopterous insects
The activity of worm and other many pests and mite class is high, is biogenic substances public nuisance-free agricultural chemicals, is widely used in the warp such as vegetables, cotton
Help crop pest control.Its mechanism of action is disturbed by the effect of enhancing inhibitory neurotransmitter such as glutamate and aminobutyric acid
Disorderly normal nerve conduction finally makes in pest a few houres paralysis, food refusal, slow or motionless rapidly, and in 24~48h extremely
It dies.The mode of action with stomach toxicity for main action of contace poison, can be with to beneficial insect and natural enemy, people, animal safety in normal dosage ranges
Most of combined use of pesticides.
Carbosulfan (carbosulfan) is a kind of carbamates developed by U.S. Fu Meishi (FMC) company
Insecticidal and acaricidal agent, toxicity mechanism are the activity for inhibiting enzyme acetylcholine and carboxy-lesterase, influence the normal nerve conduction of insect
And it is lethal, penetration is strong, effect rapidly, residual it is low, using it is safe the advantages that, there is stomach toxicity and action of contace poison.It harnesses the river anti-
Great role is played in the diversified economies crop pest such as fruits and vegetables, corn, cotton, rice, especially to the control efficiency of aphid
It shows excellent.
In order to avoid causing the drug resistance of pest to rise because single variety pesticide is used for a long time, the Synthetic of pest is improved
Reason, the present invention filter out emamectin benzoate and carbosulfan compound and has matching for notable synergistic effect by indoor toxicity test
Than, for preventing and treating cotton chewing type and sucking pest, and the Insecticidal combinations compounded at present about emamectin benzoate with carbosulfan
Object, for preventing and treating various pests, there is no relevant report on cotton field.
Summary of the invention
The object of the present invention is to provide a kind of Pesticidal combination containing emamectin benzoate and carbosulfan, preparation method and its
Using.
The present invention provides a kind of Pesticidal combination containing emamectin benzoate and carbosulfan, contained emamectin benzoate and carbosulfan
Quality sum account for the 15-20% of Pesticidal combination gross mass, wherein the quality of emamectin benzoate accounts for Pesticidal combination gross mass
0.1%~1%.
The present invention provides a kind of Pesticidal combination containing emamectin benzoate and carbosulfan, contained emamectin benzoate and carbosulfan
Quality sum account for the 17% of Pesticidal combination gross mass, wherein the quality of emamectin benzoate accounts for the 0.1% of Pesticidal combination gross mass
~1%.
The present invention provides a kind of Pesticidal combination containing emamectin benzoate and carbosulfan, and effective component is emamectin benzoate and fourth
The quality sum of Carbosulfan, contained emamectin benzoate and carbosulfan accounts for the 15-20% of Pesticidal combination gross mass, and wherein first is tieed up
The quality of salt accounts for the 0.1%~1% of Pesticidal combination gross mass.
The present invention provides a kind of Pesticidal combination containing emamectin benzoate and carbosulfan, and effective component is emamectin benzoate and fourth
The quality sum of Carbosulfan, contained emamectin benzoate and carbosulfan accounts for the 17% of Pesticidal combination gross mass, wherein emamectin benzoate
Quality account for the 0.1%~1% of Pesticidal combination gross mass.
Pesticidal combination containing emamectin benzoate and carbosulfan of the invention also contains auxiliary material, and the auxiliary material is selected from organic molten
The common insecticides auxiliary material such as agent, surfactant.
The present invention provides a kind of Pesticidal combination containing emamectin benzoate and carbosulfan, by following mass percentage
Group is grouped as: emamectin benzoate 0.1%~1%, carbosulfan 16%~16.9%, organic solvent 1-10%, surfactant 1-
10%, surplus is other auxiliary materials；Wherein the quality sum of emamectin benzoate and carbosulfan accounts for Pesticidal combination gross mass
17%.Wherein, organic solvent is preferably acetone, and surfactant is preferably Triton-X 100.Other auxiliary materials are selected from organic molten
Common insecticide auxiliary material except agent, surfactant.
Wherein emamectin benzoate preferably accounts for the 0.25%~1% of Pesticidal combination gross mass, more preferably 0.5%~0.75%,
Most preferably 0.5% or 0.75%.
The dosage form of Pesticidal combination provided by the invention can be missible oil, granule, wettable powder, suspending agent, moisture
Any one of shot agent or microemulsion.
The present invention further provides the above-mentioned Pesticidal combinations containing emamectin benzoate and carbosulfan in prevention and treatment sucking mouth parts
With the application in pests with chewing mouthparts.The pest is mainly the piercing and suckings such as cotton pest, including cotten aphid, mirid pentatomid, cotton spider mites
Formula mouthpart insect and bollworm, prodenia litura, the pests with chewing mouthparts such as beet armyworm.
Of the invention being watered when applying containing the Pesticidal combination of emamectin benzoate and carbosulfan is diluted to 1000~5000 times
Liquid is applied to blade face.
The present invention is by indoor toxicity test, to cotton field evil after analyzing emamectin benzoate and carbosulfan exclusive use and compounding
The effect of worm, and the effect of different agents is compared, the optimal proportion of two kinds of pesticides is established, for producing and using, to reach
To expansion insecticidal spectrum, improve control efficiency, the purpose for the pest resistance to insecticide that reduces environmental pollution, delays.It is provided by the invention to contain first
The Pesticidal combination for tieing up salt and carbosulfan, overcomes the shortcomings of that existing pesticide single dose uses, expands insecticidal spectrum, can not only prevent
Pests with chewing mouthparts can also be prevented and treated by controlling sucking mouth parts, and have apparent synergistic effect to the virulence of primary pest, be had
Effect reduces the usage amount and use cost of effective component, delays the generation of pest resistance.In addition, the composition provide one kind
It is more suitable for the composition of agricultural use, the sucking mouth parts such as cotten aphid and bollworm for being particularly suitable in cotton field and biting mouthparts
Pest.Particularly advantage of the invention is as follows:
(1) insecticide of the invention has significant synergistic effect.When the mass percentage of effective component accounts for total content
When 17%, when emamectin benzoate and carbosulfan are matched according to mass ratio 0.25:16.75~1:16, in prevention and treatment cotton field cotten aphid
Apparent synergy or summation action are shown when with bollworm, especially to increase when 0.5:16.5,0.75:16.25 ratio compounding
Effect effect is more significant, and co-toxicity coefficient is all larger than 120.
The mechanism of action of (two) two kinds of effective component is complementary.Emamectin benzoate is different with the mechanism of action of carbosulfan, has very
Antagonism is not present in strong complementarity, and synergy is obvious, not only increases quick-acting and lasting effect, also expands insecticidal spectrum,
And pest is not likely to produce drug resistance, extends the service life of insecticide.
(3) dosage is reduced.Control efficiency after emamectin benzoate and carbosulfan compounding is significantly improved than single dose,
The dosage for reducing pesticide reduces influence of the pesticide to environment, reduces drug cost.
Specific embodiment
The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention..Unless otherwise specified, embodiment
Used in the conventional means that are well known to those skilled in the art of technological means, raw materials used is commercial goods.
Selected insect source involved in following embodiment and medicament:
For trying bollworm, from the examination of the Chinese Academy of Agriculture Science and Technologys Cotton Research Institute plant protection research department insectary raising
It is more than generation continuously to have raised 10 for indoor man-made feeds, newly hatched larvae is raised with fresh cotton leaves to 2 instar larvaes, is selected for worm
Larva of uniform size is tested.
For try cotten aphid, pick up from cotton field naturally-occurring population, adopted from field rewind sufficient amount aphid fresh cotton seedling (or
Cotton leaf), stiff aphid and larvae aphid are rejected, remaining 50 or so adult aphids on every plant of (or every leaf) cotton seedling are made.
It is 63.6% emamectin benzoate raw medicine A for examination insecticide, 94% carbosulfan raw medicine B, by Anyang, rich pesticide has entirely
Responsible company is limited to provide.
The host's blade that indoor toxicity determination test uses is by normal conon seedling (without Bt gene or other anti insect genes)
Upper acquisition, kind are nakamise 49.
Data processing involved in following embodiment and calculation method.
Test data analyzer uses DPS statistical analysis software, handles the dead of different time experimental tests test worm according to each concentration
Ratio is died, regression equation slope, LC50 and its 95% confidence limit etc. under A, B medicament and the two different conditions of mixture ratios are calculated.
Otherwise the death rate of blank control writes off no more than 10%, repeat the test.Emamectin benzoate is matched with carbosulfan difference
Calculation method than co-toxicity coefficient (Co-toxicity coefficient, CTC) is carried out according to Sun Yunpei's Method, is calculated separately out
Single dose toxicity index (TI), the reality of mixture and the theoretical toxicity index (ATI, TTI) respectively matched, is finally acquired by ATI/TTI
The co-toxicity coefficient (CTC) respectively matched determines the two with the presence or absence of synergistic effect according to co-toxicity coefficient CTC.It is as CTC < 80
Antagonism, it is synergistic effect when > 120 that 80~120, which be summation action,.
Pesticidal combination bollworm indoor toxicity test of the embodiment 1 containing emamectin benzoate and carbosulfan
Pre-stage test (in the range of as the result is shown for the quality sum of emamectin benzoate and carbosulfan in 15-20%
Can, 17% effect is best) on the basis of, the quality sum of the contained emamectin benzoate of preparation and carbosulfan accounts for the 17% of gross mass
Pesticidal combination.The raw medicine for accurately weighing a certain amount of emamectin benzoate A, carbosulfan B and A and B different ratio, by A and B
It is respectively set according to the mass ratio of effective component are as follows: when the mass percentage of effective component accounts for the 17% of total content, first dimension
The mass ratio of salt and carbosulfan is 0.1:16.9~1:16.It is dissolved, and is added with acetone or other suitable organic solvents
The Triton-X 100 of final concentration of 100mg/L is configured to mother liquor.The measurement test of worm method is connect using leaching leaf.
The toxicity test of bollworm carries out in 24 orifice plates.Specific operation process is as follows: acquisition is not in contact with any medicament
The third piece cotton leaf being unfolded at the top of normal conon flower bud phase, breaks into disk (diameter and 24 hole tissue cultures panel aperture phases with punch
Together), pesticide mother liquor to be measured is configured to 6~7 series of concentrations (concentration setting is shown in Table 1) than gradient according to equal with tap water,
It is placed on blotting paper and dries after leaf disk immersion medical fluid 10s；The 24 holes tissue training marked is placed in medicine blade by what is dried
Support in plate (be previously added 0.5% aqueous agar solution of 1ml in culture plate, prevent leaf abscission dry), each leaf disk just towards
Upper placement.Each drug containing roundleaf on piece is put into the 2 age primary larvas through Nature enemy 4 hours, and each concentration handles 48 (2 piece 24
Well culture plate), and the tap water without any medicament is set as blank control；Culture plate after connecing worm is placed in two layers of nylon yarn
To prevent test worm from escaping under plate lid.The culture plate after worm will be connect after processing is placed in (26 ± 1) DEG C, RH 60 ± 10%, Light To Dark Ratio
To be cultivated in the constant temperature illumination box of 16h/8h.Death condition is checked after processing 48h, dead judgment criteria: is touched with writing brush
Polypide, test worm, which cannot normally creep, is considered as death.
The concentration of bollworm co-toxicity is arranged in 1 emamectin benzoate of table and carbosulfan
Emamectin benzoate and carbosulfan and the two are mixed according to different ratio the results are shown in Table 2 to the toxicity test of bollworm.
The co-toxicity of 2 emamectin benzoate of table and carbosulfan to bollworm
| Medicament and processing (effective component mass ratio) | b±SE | LC50(mg/L) | 95% confidence interval | CTC |
| Emamectin benzoate A | 1.34±0.04 | 0.052 | 0.0482~0.0565 | - |
| Carbosulfan B | 1.81±0.21 | 651.57 | 473.11~897.33 | - |
| A:B=0.1:16.9 | 1.21±0.09 | 16.37 | 12.84~20.87 | 53.5 |
| A:B=0.25:16.75 | 1.96±0.30 | 3.92 | 2.7237~5.6291 | 90.2 |
| A:B=0.5:16.5 | 1.16±0.08 | 1.45 | 1.1890~1.7609 | 122.3 |
| A:B=0.75:16.25 | 2.87±0.60 | 0.917 | 0.4834~1.7400 | 128.8 |
| A:B=1.0:16.0 | 1.37±0.06 | 0.562 | 0.4963~0.6356 | 157.8 |
Note: b ± SE is that the regression coefficient in regression equation adds its standard error
In the case of table 2 shows emamectin benzoate and carbosulfan single dose and its different ratio, to the interior of cotton bollworm larvae
Virulence.Emamectin benzoate is 0.052mg/L to the LC50 of bollworm, and carbosulfan is 651.57mg/L to the LC50 of bollworm, is led to
Sun Yunpei's Method calculated result is crossed it is found that with the gradually increasing of emamectin benzoate ratio, fourth sulphur gram hundred in compound in certain content
Prestige adding proportion gradually decreases, and compound gradually rises the cytotoxicity of cotton bollworm larvae, i.e. LC50 value gradually decreases, but its
Co-toxicity coefficient changes, wherein other ratios show as addition or synergistic effect, especially other than the mixing of 0.1:16.9 ratio
It is the mixing of 0.5:16.5,0.75:16.25,1.0:16.0 ratio, and CTC value is all larger than 120, shows synergistic effect.
Pesticidal combination cotten aphid indoor toxicity test of the embodiment 2 containing emamectin benzoate and carbosulfan
On the basis of previous experiments, the quality sum for preparing contained emamectin benzoate and carbosulfan accounts for the 17% of gross mass
Pesticidal combination.The raw medicine for accurately weighing a certain amount of emamectin benzoate A, carbosulfan B and A and B different ratio, by A and
B is respectively set according to the mass ratio of effective component are as follows: when the mass percentage of effective component accounts for the 17% of total content, first dimension
The mass ratio of salt and carbosulfan is 0.1:16.9~1:16.It is dissolved, and is added with acetone or other suitable organic solvents
The Triton-X 100 of final concentration of 100mg/L is configured to mother liquor.Using leaching worm leaf dipping method measurement test.
The toxicity test specific operation process of cotten aphid is as follows: the fresh cotton seedling for rewinding sufficient amount aphid is adopted from field
(or cotton leaf) rejects stiff aphid and larvae aphid, makes remaining 30 or so adult aphids on every plant of (or every leaf) cotton seedling, is investigating aphid base
After number, pesticide mother liquor to be measured is configured to 6~7 series of concentrations (concentration setting is shown in Table 3) than gradient according to equal with tap water, it will
Band worm cotton seedling (or cotton leaf) immerses in various concentration medical fluid 5 seconds, and taking-up is put into lid plastics insect box after drying is (upper and lower
Bore is respectively 6cm, 4.5cm, is highly moisturizing culture in 7cm), each concentration sets 3 repetitions, and sets without any medicament
Tap water is as blank control.It will connect that the insect box after worm is placed in (26 ± 1) DEG C, RH 60 ± 10%, Light To Dark Ratio are after processing
It is cultivated in the constant temperature illumination box of 16h/8h.Processing checks test worm death condition afterwards for 24 hours, and death standard is gently touched with small writing brush
Dynamic aphid foot and feeler are reactionless for death.
The concentration of cotten aphid co-toxicity is arranged in 3 emamectin benzoate of table and carbosulfan
Emamectin benzoate and carbosulfan and the two are mixed according to different ratio the results are shown in Table 4 to the toxicity test of cotten aphid.
The co-toxicity of 4 emamectin benzoate of table and carbosulfan to cotten aphid
Note: b ± SE is that the regression coefficient in regression equation adds its standard error
In the case of table 4 shows emamectin benzoate and carbosulfan single dose and its different ratio, to the indoor virulence of cotten aphid.First
Tieing up salt is 1.219mg/L to the LC50 of cotten aphid, and carbosulfan is 1.435mg/L to the LC50 of cotten aphid, passes through Sun Yunpei's Method meter
Calculate result it is found that in certain content with the gradually increasing of carbosulfan ratio in compound, emamectin benzoate adding proportion by
Decrescence few, compound gradually rises the cytotoxicity of cotten aphid, i.e. LC50 value gradually decreases, but its co-toxicity coefficient changes,
Wherein with the mixing of 0.1:16.9~0.75:16.25 ratio, CTC value is greater than 120, shows for emamectin benzoate and carbosulfan
Synergistic effect.
It can be seen that the Pesticidal combination provided by the invention containing emamectin benzoate and carbosulfan, when the matter of effective component
When amount percentage composition accounts for the 17% of total content, emamectin benzoate and carbosulfan are mixed according to mass ratio 0.25:16.75~1:16 ratio
After matching, preventing and treating cotton primary pest bollworm and when cotten aphid, all having apparent synergy or summation action, especially according to
After 0.5:16.5~0.75:16.25 ratio mixture, activity and insecticidal effect are not the active simple superposition of each component, with list
One preparation is compared, and not only has significant synergistic effect, improves the control efficiency to pest, and expand insecticidal spectrum, and Zhiduo County's kind
Pest reduces times for spraying and dosage, has saved drug cost, and good to crop safety, has met pesticidal preparations
Security requirement.
Although above the present invention is described in detail with a general description of the specific embodiments,
On the basis of the present invention, it can be made some modifications or improvements, this will be apparent to those skilled in the art.Cause
This, these modifications or improvements, fall within the scope of the claimed invention without departing from theon the basis of the spirit of the present invention.
Claims (3)
1. a kind of Pesticidal combination containing emamectin benzoate and carbosulfan, which is characterized in that it is by following mass percentage
Group is grouped as: emamectin benzoate 0.5%, carbosulfan 16.5%, organic solvent 1-10%, surfactant 1-10%, and surplus is
Other auxiliary materials；Wherein the quality sum of emamectin benzoate and carbosulfan accounts for the 17% of Pesticidal combination gross mass.
2. the Pesticidal combination containing emamectin benzoate and carbosulfan as described in claim 1, which is characterized in that dosage form is cream
Any one of oil, granule, wettable powder, suspending agent, water dispersible granules or microemulsion.
3. the Pesticidal combination described in claim 1 containing emamectin benzoate and carbosulfan is in prevention and treatment sucking mouth parts and chewing type
Application in mouthpart insect.
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1299592A (en) * | 2001-01-05 | 2001-06-20 | 深圳市诺普信农化有限公司 | Abmectin-carbosulfan pesticide composition |
| CN1799360A (en) * | 2004-12-31 | 2006-07-12 | 潘贞德 | A group of soluble liquid pesticide making carbosulfan as raw material |
| CN103300029A (en) * | 2012-03-12 | 2013-09-18 | 刘勤学 | Emamectin benzoate-carbosulfan emulsion in water and application of same in prevention and treatment of Meloidogyne incognita |
-
2016
- 2016-12-14 CN CN201611152186.8A patent/CN106614673B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1299592A (en) * | 2001-01-05 | 2001-06-20 | 深圳市诺普信农化有限公司 | Abmectin-carbosulfan pesticide composition |
| CN1799360A (en) * | 2004-12-31 | 2006-07-12 | 潘贞德 | A group of soluble liquid pesticide making carbosulfan as raw material |
| CN103300029A (en) * | 2012-03-12 | 2013-09-18 | 刘勤学 | Emamectin benzoate-carbosulfan emulsion in water and application of same in prevention and treatment of Meloidogyne incognita |
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