CN108552195A - A kind of new cinnamamide B compounded pesticides of Calusena lansium and its preparation method and application - Google Patents
A kind of new cinnamamide B compounded pesticides of Calusena lansium and its preparation method and application Download PDFInfo
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- CN108552195A CN108552195A CN201810356144.9A CN201810356144A CN108552195A CN 108552195 A CN108552195 A CN 108552195A CN 201810356144 A CN201810356144 A CN 201810356144A CN 108552195 A CN108552195 A CN 108552195A
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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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- 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
- A01N37/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids
- A01N37/18—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids containing the group —CO—N<, e.g. carboxylic acid amides or imides; Thio analogues thereof
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Abstract
The invention discloses new cinnamamide B compounded pesticides of a kind of Calusena lansium and its preparation method and application.The insecticide is made by host agent and adjuvant, and wherein host agent is the mixture of Calusena lansium new cinnamamide B and destruxins A, and the percentage that the host agent accounts for insecticide quality is 5 ~ 20%.Compounded pesticides are with the new cinnamamide B of Calusena lansium and two kinds of natural source pesticide compositionals of destruxins A, the insecticidal effect of each single dose can be significantly improved, with significant synergistic function, it has been significantly expanded the sphere of action and insecticidal effect of insecticide, there is more broad spectrum activity and high efficiency.The preparation method of compounded pesticides provided by the invention is simple, has good compatibility with environment, can develop environmentally protective agricultural extensively using to agricultural production and income, be conducive to level of human health of improving the ecological environment and improve.
Description
Technical field
The invention belongs to pest control technical fields, and in particular, to a kind of new cinnamamide B compounded pesticides of Calusena lansium
And its preparation method and application.
Background technology
Since entering the chemical insect prevention epoch, people increasingly carry out strong, certain chemical insecticides to the dependence of chemical pesticide
Long-time service, increase the drug resistance of pest, polluted environment.There are many mixed insecticide, mostly different works currently on the market
With the mixture between the chemical pesticide of mechanism, usage amount is big, and pest is also easy to produce a variety of drug resistances.Various chemical medicaments it is long-term
Using the increase for having resulted in agricultural land used persticide residue, multiple product is caused to merchandise in the international market limited, and pest pair
The increase of the drug resistance of medicament and medicament also cause the killing of natural enemy pest the increase of dosage and medicine frequency, frequently result in
The wildness again of a certain pest or various pests.
Destruxins A is the annular peptides with insecticidal action generated by insect pathogenic fungus green muscardine fungus cultured in vitro
Close object.Destruxins A can have an impact a variety of organ structures of insect, such as make insect body wall muscle stiff, to insect geneva
Pipe and middle intestines generate inhibition or destruction, inhibit the formation of insect fat-body and body wall chrotoplast, the growth of insect is inhibited to send out
It educates.Destruxins A can have special efficacy to the 20 various agricultural pest such as Lepidoptera, coleoptera and Diptera.The new cinnamoyl of Calusena lansium
Amine B is as a kind of vegetative insecticidal active constituent, to plant nematode, mosquito (ant) larva, aphid, prodenia litura, rice weevil, Ji
The harmful organisms such as horse have significant activity, show wide spectrum, efficient, less toxic, degradable, noresidue, target pest are not easy to produce
The characteristic of raw drug resistance can be used for preventing the pests such as rice weevil, thrips, aphid, prodenia litura, have to plant nematode and wriggler
Special efficacy.The new cinnamamide B insecticidal mechanisms preliminary mechanism of Calusena lansium is studies have shown that the new cinnamamide B of Calusena lansium can inhibit the Na of insect+-K+ATP enzyme, Ca2+-Mg2+The activity of ATP enzyme and AchE has destruction to the middle intestinal digestion cell of insect, seriously affects insect
Nerve conduction and digestion and absorption function.
Agriculture chemical compounding refers to two or more pesticide with different desinsections (disease) principle, is mixed in a certain ratio and adds
Work produces new pesticide species.It was verified that pesticide is reasonable mixed, control effect can be improved, delays disease pest to generate anti-
Pharmacological property improves control effect, reduces dosage, spraying times can also be reduced by preventing the combined use of pesticides of different disease pests, to drop
Low labour cost.But it is not that careless two kinds of agriculture chemical compoundings are attained by expected purpose, though combined use of pesticides has many benefits,
But it is never arbitrarily disorderly mixed, it needs to consider that the factor coordinated is various, unreasonably uses with not only unhelpful, but also will produce phase
Anti- effect.Currently without any about by the new cinnamamide B of Calusena lansium and destruxins A compoundings, acquisition more wide spectrum, increase are killed
The correlative study of the insecticide of worm effect and report.
Invention content
It is an object of the invention to overcome deficiency in the prior art, a kind of new cinnamamide B compound insecticidals of Calusena lansium are provided
Agent, the compounded pesticides greatly expand single component using Calusena lansium new cinnamamide B and destruxins A as main component
Biocidal is composed, the use for increasing insecticidal effect, reducing high residue chemical pesticide, environmental-friendly.
Another object of the present invention is to provide the preparation methods of the new cinnamamide B compounded pesticides of the Calusena lansium.
The purpose of the present invention further includes a kind of new cinnamamide B compounded pesticides of Calusena lansium of offer in prevention prodenia litura children
Worm, cigarette aphid nymph, mosquito larvae, Plant nematode, the application on panonychus citri.
The above-mentioned purpose of the present invention is achieved by following technical solution：
A kind of new cinnamamide B compounded pesticides of Calusena lansium, are made by host agent and adjuvant, and wherein host agent is the new cinnamoyl of Calusena lansium
The mixture of amine B and destruxins A, the percentage that the host agent accounts for insecticide quality are 5~20%.
The present invention the different desinsection mode of both effective integrations and kills the new cinnamamide B of Calusena lansium and destruxins A mixtures
Worm object, the two carry out the compound available new insecticide with compound synergic effect, can expand insecticidal spectrum, improve desinsection effect
Rate.The insecticide of mixture of the present invention integrates the insecticidal mechanism of two kinds of different compounds, formed the distinctive completely new mechanism of action and
The mode of action, insecticidal effect is notable, while having the characteristics that environmental-friendly.
Preferably, the mass ratio of destruxins A and the new cinnamamide B of Calusena lansium are 1 in the host agent:0.01~1:99.It is main
The accounting of agent is mainly the insecticidal activity (i.e. desinsection effective concentration) according to the destruxins A and new cinnamamide B of Calusena lansium to compounding
The influence of effect determines, while also taking into account the manufacturing cost of compounded pesticides.
Preferably, the mass ratio of the destruxins A and the new cinnamamide B of Calusena lansium are 1:10~1:99.
It is highly preferred that the mass ratio of the destruxins A and the new cinnamamide B of Calusena lansium are 1:50.
Preferably, the adjuvant include emulsifier, cosolvent, stabilizer, synergist, antioxidant, organic solvent and
Water.
Preferably, the new cinnamamide B compounded pesticides of Calusena lansium are prepared by following mass percent meter raw material：
Wherein, the emulsifier is polyoxyethylene sorbitan fatty acid ester (tween), more sorbitol esters, alkyl sulfide
Sour sodium, NaLS, sorbitan fatty acid ester, alkyl phenol polyoxyethylene ether, nonylphenol polyoxyethylene ether or 12
One or more of alkyl benzene calcium sulfonate.
The cosolvent is one or more of methanol, ethyl alcohol, n-butanol or isopropanol.
The stabilizer is epoxidized soybean oil or epoxidized linseed.
The synergist is Butacide or sulfoxide.The effective rate of utilization for acting as improving pesticide of synergist, reduces table
Face tension, enhancing liquid in the moistening of plant surface or pest body surface, stick and open up ability, anti-rain drop erosion, to improve
Drug effect.
The antioxidant is butyl alkyl anisole or propylgallate.
The dosage form of the above-mentioned new cinnamamide B compounded pesticides of Calusena lansium preferably compounds Water emulsion.
Wherein, the preparation method of the compounding new cinnamamide B compounded pesticides of Water emulsion Calusena lansium is preferably：It is first that Calusena lansium is new
Cinnamamide B is dissolved in the organic solvent dissolved with Partial Antioxidation agent and stabilizer, adds destruxins A, emulsifier, increasing
Imitate agent and cosolvent, 20~30min of closed stirring, add remaining antioxidant, stabilizer and water continue stirring 25~
35min is prepared into the compounded pesticides of aqueous emulsion agent.
Relative to the compounded pesticides of other dosage forms, the compounded pesticides of Water emulsion have dosage of surfactant few,
Harm of the organic solvent reduction to environment and non-target organism is substituted with water, there are the advantages such as production, storage and transportation safety.
Above-mentioned compounded pesticides are in prevention Spodoptera litura larvae, cigarette aphid nymph, mosquito larvae, Plant nematode, panonychus citri
Application in terms of equal pests, belongs to protection scope of the present invention.
The present invention has the following technical effects compared with prior art：
The present invention provides a kind of new compounded pesticides, with the new cinnamamide B of Calusena lansium and two kinds of natural sources of destruxins A
Pesticide compositional can significantly improve the insecticidal effect of each single dose, have significant synergistic function, be significantly expanded insecticide
Sphere of action and insecticidal effect, have more broad spectrum activity and high efficiency.The preparation method letter of compounded pesticides provided by the invention
It is single, have good compatibility with environment, can develop environmentally protective agricultural extensively using to agricultural production and income, be conducive to improve
Ecological environment and raising level of human health.
Specific implementation mode
The present invention is further illustrated With reference to embodiment, but embodiment the present invention is not done it is any
The restriction of form.Following reagent and raw material are conventional commercial unless otherwise specified.
Examples 1 to 9
A kind of new cinnamamide B compounded pesticides of Calusena lansium, host agent and adjuvant composition are as shown in table 1.
Wherein A is host agent, and B is organic solvent, and C is emulsifier, and D is stabilizer, and E is synergist, and F is antioxidant, and G is
Cosolvent, H are water.
Wherein the antioxidant of embodiment 1 is butyl alkyl anisole, and cosolvent is isopropanol, and stabilizer is epoxidation beans
Oil, organic solvent are toluene, and emulsifier is sorbitan fatty acid ester, and synergist is Butacide；
The antioxidant of embodiment 2 is propylgallate, and stabilizer is epoxidized soybean oil, and organic solvent is cyclohexanone,
Emulsifier is more sorbitol esters, and synergist is sulfoxide, and cosolvent is ethyl alcohol；
The antioxidant of embodiment 3 is butyl alkyl anisole, and cosolvent is methanol, and stabilizer is epoxidized linseed,
Organic solvent is n,N-Dimethylformamide, and emulsifier is tween, and synergist is Butacide；
Other embodiment is same as Example 1.
The new cinnamamide B compounded pesticides component agent content (%) of 1 Calusena lansium of table
The preparation method of the above-mentioned new cinnamamide B compounded pesticides of Calusena lansium is：The new cinnamamide B of Calusena lansium is first dissolved in dissolving
In the organic solvent for having Partial Antioxidation agent and stabilizer, destruxins A, emulsifier, synergist and cosolvent are added, it is closed
20~30min is stirred, remaining antioxidant, stabilizer and water is added and continues 25~35min of stirring, be prepared into aqueous emulsion agent
Compounded pesticides.
Comparative example 1~4
A kind of new cinnamamide B compounded pesticides of Calusena lansium, host agent and adjuvant composition are as shown in table 2.Comparative example 1~4
Each component ingredient is same as Example 1, and preparation method is also same as Example 1.
2 destruxins A of table：The formulation examples of the new cinnamamide B different ratio water dispersible granules of Calusena lansium
The indoor cytotoxicity and field control effect for the compounded pesticides that following application test prepares the present invention carry out
It measures.
Reagent agent：The compounded pesticides of preparation；
For trying pest：Spodoptera litura larvae, cigarette aphid nymph, mosquito larvae, Plant nematode, panonychus citri.
Application test 1 measures the indoor cytotoxicity of 2 instar larvae of prodenia litura
1, experimental design：
Experimental group：Compounded pesticides prepared by Examples 1 to 9 and comparative example 1~4
Control group：Distilled water to spray same amount makees blank control, is compareed using decis as chemical agent, with green muscardine fungus
Plain A and the new cinnamamide B of Calusena lansium are as single dose control group.
Assay method：
Prodenia litura worm's ovum block is acquired from tobacco in field, indoor raising selects 2 consistent instar larvaes of healthy development to hatching
It is put on tobacco leaf, is put into plastics square box (17cm × 17cm), often handle 3 repetitions, often repeatedly 30 larvas.It will be made up a prescription
Agent is sprayed to blade surface, 26 ± 1 DEG C, is raised under the conditions of 80 ± 1%RH.It is daily to see test worm death condition, and replace fresh leaf
Piece counts the death rate of each processing group respectively at processing for 24 hours, after 48h and 72h.
2, testing result is shown in Table 3.
3 different ratio example of table compares the cytotoxicity of 2 instar larvae of prodenia litura
Note：Data are the average value of 5 repetitions；It is indicated in 5% horizontal upper difference with same letter person is indicated after column data
Not significantly (DMRT).
After dispenser 72h, the death rate of embodiment 1-9 mixed agents is respectively 80.21% or more, with chemical agent bromine cyanogen chrysanthemum
The death rate 89.39% of ester is suitable.
Application test 2 measures the cytotoxicity of cigarette aphid nymph
1, experimental design：
Experimental group：Compounded pesticides prepared by Examples 1 to 9 and comparative example 1~4
Control group：It is compared with sterilized 0.05% Tween-80 water, uses pymetrozine as chemical reference group, with green
Stiff rhzomorph A and the new cinnamamide B of Calusena lansium are as single dose control group.
Assay method：
It is inoculated with using spray-on process, from field acquisition cigarette aphid raising, is selected similar in size, body colour from tobacco seedlings with fine, soft fur pen
Cigarette aphid is put into the crisper of fresh tobacco tender leaf, it is ensured that the survival rate for being connected to 30 cigarette aphids on tobacco leaf is 100%；Then
Prepared medicament will be sprayed with manual sprayer and is sprayed to tobacco leaf tow sides, each handles 100 cigarette aphids, each processing 3 times
It repeats.After the completion, it is placed in biochemical cultivation case and raises, 26 ± 1 DEG C of rearing conditions, 80 ± 1%RH.Respectively at processing for 24 hours, 48h
With the death rate is counted after 72h.
2, testing result is shown in Table 4.
4 different ratio example of table and ratio compare the cytotoxicity of cigarette aphid
Note：Data are the average value of 5 repetitions；It is indicated in 5% horizontal upper difference with same letter person is indicated after column data
Not significantly (DMRT)
After handling 72h, the death rates of example 1-9 mixed agents is 86.41% or more, the death with chemical agent pymetrozine
Rate 89.33% is suitable.
Application test 3 measures the cytotoxicity of aedes albopictus four-age larva
1, experimental design：
Experimental group：Compounded pesticides prepared by Examples 1 to 9 and comparative example 1~4
Control group：It spends chlorine water to compare, uses decis as chemical reference group, with destruxins A and the new meat of Calusena lansium
Osmanthus amide B is as single dose control group.
Assay method：
Random 4 instar larvae of aedes albopictus raise with aluzyme of selecting is put into the liquid, often handles and sets 3 groups of repetitions, 200
One group, it is placed in a greenhouse raising, it is 26-28 DEG C to support worm greenhouse, relative humidity 60-80%.Knot is checked in 12,24,36h respectively
Fruit records dead data, and calculates its death rate.
2, testing result is shown in Table 5.
5 different ratio example of table and ratio compare the cytotoxicity of aedes albopictus four-age larva
Note：Data are the average value of 5 repetitions；It is indicated in 5% horizontal upper difference with same letter person is indicated after column data
Not significantly (DMRT)
After dispenser 72h.The death rate of embodiment 1-9 mixed agents is crossed to 91.32%, above, with chemical agent bromine cyanogen chrysanthemum
90.33% death rate of ester is suitable.
Application test 4 measures the cytotoxicity of Bursaphelenchus xylophilus
53, experimental design：
Experimental group：Compounded pesticides prepared by Examples 1 to 9 and comparative example 1~4
Control group：It is compared with clear water, uses phonamiphos as chemical reference group, with destruxins A and the new cinnamoyl of Calusena lansium
Amine B is as single dose control group.
Assay method：
The pine wood chip containing Bursaphelenchus xylophilus is adopted back from woodland, collect nematode using the graceful funnel method of shellfish is taken using infusion process
1mL reagent agents are added per hole for 24 porocyte culture plates, and 100 nematode suspending agents are added per hole.Respectively with 12h after processing,
For 24 hours with nematode death toll is counted after 48h, and calculate its death rate.
2, testing result is shown in Table 6.
6 different ratio example of table and ratio compare the cytotoxicity of Bursaphelenchus xylophilus
Note：Data are the average value of 5 repetitions；It is indicated in 5% horizontal upper difference with same letter person is indicated after column data
Not significantly (DMRT)
After dispenser 72h, the death rate of embodiment 1-9 mixed agents is 92.12% or more, with chemical agent phonamiphos
91.13% death rate is suitable.
Application test 5 measures the cytotoxicity of panonychus citri
58, experimental design：
Experimental group：Compounded pesticides prepared by Examples 1 to 9 and comparative example 1~4
Control group：It is compared with distilled water, uses Biphenthrin as chemical reference group, with destruxins A and the new meat of Calusena lansium
Osmanthus amide B is as single dose control group.
Assay method：
Panonychus citri picks up from greenhouse not in contact on the citrus leaf of excessively any pesticide, and double faced adhesive tape is sticked in load
Slide one end is sticked at its back in double faced adhesive tape with the active Panonychus citri female adult pest that No. zero writing brush picking is in the same size, color is fresh and alive
It takes, then will be immersed in liquid to be measured for examination Panonychus citri after gently shaking about 5s, and take out, tiltedly put, carefully drawn with filter paper item
Extra liquid around Panonychus citri polypide, be placed in moistening filter paper culture dish in, by culture dish be placed in 25 ± 0.5 DEG C, it is relatively wet
Degree is 75 ± 3%, photoperiod L:D=12:In 12 growth cabinet, often processing sets 3 repetitions, respectively 12,24,36h
Inspection result records dead data, and calculates its death rate.
2, testing result is shown in Table 7.
7 different ratio example of table and ratio compare the cytotoxicity of panonychus citri
Note：Data are the average value of 5 repetitions；It is indicated in 5% horizontal upper difference with same letter person is indicated after column data
Not significantly (DMRT)
After dispenser 72h, the death rate of embodiment 1-9 mixed agents is 92.33% or more, with chemical agent Biphenthrin
96.23% death rate it is suitable.
6 field control effect of application test
1, field controling test point is selected in tobacco Science Institute of Nanxiong City Demonstration Base and carries out, and prevents tobacco leafeating insect
Prodenia litura and piercing-sucking pest cigarette aphid, pest are mostly in the low instar larvae stage, there is a small amount of mature larva, pupa and adult.Spray
The insect population on preceding experimental investigation ground.The new cinnamamide B aqueous emulsions of destruxins A- Calusena lansium that mass percentage is 15% are dilute
Leaf surface is uniformly sprayed on after releasing 500 times, per acre dosage 100mL, spray for 24 hours, after 48h and 72h, it is dead in the investigation of each treatment region
Insect population number is died, control effect is calculated.
2, test result is shown in Table 8~10.
The effect of 8 field control Spodoptera litura larvae of table
9 field control cigarette aphid effect of table
CK is blank control, and compounding agent has reached 65% or more to the death rate of field prodenia litura after handling 3d, right
The death rate of cigarette aphid has reached 75% or more.
The experiment effect of different ratio compounded pesticides such as table 10.
10 field control cigarette aphid effect of table
The cigarette aphid death rate after each proportional concentration chemicals treatment 3d reaches 85% or more.
The above embodiment is a preferred embodiment of the present invention, but embodiments of the present invention are not by above-described embodiment
Limitation, it is other it is any without departing from the spirit and principles of the present invention made by changes, modifications, substitutions, combinations, simplifications,
Equivalent substitute mode is should be, protection scope of the present invention is included in.
Claims (9)
1. a kind of new cinnamamide B compounded pesticides of Calusena lansium, which is characterized in that be made by host agent and adjuvant, wherein host agent is Huang
The mixture of skin new cinnamamide B and destruxins A, the percentage that the host agent accounts for insecticide quality are 5 ~ 20%.
2. the new cinnamamide B compounded pesticides of Calusena lansium as described in claim 1, which is characterized in that destruxins A in the host agent
Mass ratio with the new cinnamamide B of Calusena lansium is 1:0.01~1:99.
3. the new cinnamamide B compounded pesticides of Calusena lansium as claimed in claim 2, which is characterized in that the destruxins A and Calusena lansium
The mass ratio of new cinnamamide B is 1:10~1:99.
4. the new cinnamamide B compounded pesticides of Calusena lansium as claimed in claim 2, which is characterized in that the destruxins A and Calusena lansium
The mass ratio of new cinnamamide B is 1:50.
5. the new cinnamamide B compounded pesticides of Calusena lansium as described in claim 1, which is characterized in that the adjuvant includes emulsification
Agent, cosolvent, stabilizer, synergist, antioxidant, organic solvent and water.
6. the new cinnamamide B compounded pesticides of Calusena lansium as claimed in claim 5, which is characterized in that by following mass percent meter
Raw material prepare：
Calusena lansium new cinnamamide B and destruxins A 5 ~ 20%；
Organic solvent 10 ~ 20%
Emulsifier 8 ~ 25%；
Cosolvent 5 ~ 13%；
Stabilizer 3 ~ 7%；
Synergist 2 ~ 5%；
Antioxidant 0.5 ~ 2.0%
Water 9 ~ 64.5%.
7. such as any one of the claim 1 ~ 6 new cinnamamide B compounded pesticides of Calusena lansium, which is characterized in that the insecticide
Dosage form be compounding Water emulsion.
8. a kind of preparation method of the new cinnamamide B compounded pesticides of Calusena lansium as claimed in claim 7, which is characterized in that including
Following steps：First the new cinnamamide B of Calusena lansium is dissolved in the organic solvent dissolved with Partial Antioxidation agent and stabilizer, is added
Destruxins A, emulsifier, synergist and cosolvent, 20 ~ 30min of closed stirring, add remaining antioxidant, stabilizer and
Water continues 25 ~ 35min of stirring, is prepared into the compounded pesticides of aqueous emulsion agent.
9. if any one of claim 1 ~ 6 compounded pesticides are in prevention Spodoptera litura larvae, cigarette aphid nymph, mosquito larvae, plant
Application in terms of object nematode and/or panonychus citri.
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Application publication date: 20180921 |