CN104824039A - Tea saponin EW (emulsion in water) compound plant source organic insecticide and preparation method thereof - Google Patents
Tea saponin EW (emulsion in water) compound plant source organic insecticide and preparation method thereof Download PDFInfo
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Abstract
The invention provides tea saponin EW (emulsion in water) compound plant source organic insecticide. The organic insecticide comprises, by weight, 160-250 parts of tea saponin technical concentrates, 12-20 parts of matrine technical concentrates, 25-40 parts of cynanchum komarovii technical concentrates, 3-5 parts of celastrus angulatus, 80-90 parts of turpentine, 110-120 parts of fatty alcohol ether emulsifiers, 30-50 parts of anesthetics and 465-540 parts of deionized water. The invention further provides a preparation method of the organic insecticide. The preparation method includes dissolving tea saponin fully, adding the matrine technical concentrates, the cynanchum komarovii technical concentrates and the celastrus angulatus into a mixing tank, lowering the temperature, adding the fatty alcohol ether emulsifiers, the turpentine, the anesthetics and the deionized water and stirring the mixture for 20 minutes. The organic insecticide has the advantages of high efficiency, low toxicity, wide range of influence, zero residue and environmental pollution, easiness in degradation, low lethality to natural enemies and the like and can be widely applied to commercial crops and food crops.
Description
Technical field
The present invention relates to a kind of organic insecticide and preparation method thereof, particularly a kind of Tea Saponin aqueous emulsion compound botanical organic insecticide and preparation method thereof.
Background technology
To the crop pests such as vegetables, fruit tree, tealeaves, landscape flower, herbage and plant mycosis, the control as diseases such as powdery mildew, gray mold, anthracnose mainly adopts the chemical pesticide of low toxicity at present, as adopted decamethrin insecticide, cypermethrin insecticide, the material that chlorine, phosphorus etc. containing heterogeneity in these agricultural chemicals are harmful.Control in addition for the parasite in the livestock such as ox, sheep fur and mange also adopts low toxicity chemical agent to carry out more.Use the result of low toxicity chemical agent chronically, the toxicant caused in animal and plant body remains, and not only pollutes to ecotope, and brings harm in various degree to health.Although now some pesticide recoveries Chinese herbal medicine formula, drug effect is good not as chemical agent, and in some auxiliary agents also containing harmful material, and it is low to prevent and treat efficiency, and production cost is high, brings great inconvenience to user.Further, existing agricultural chemical insecticide is that range of application is little for a class crops effect mostly.Therefore research is efficient, low toxicity, sphere of action wide, noresidue, Chinese herbal medicine pesticide free from environmental pollution become the research emphasis of people.
Summary of the invention
The invention provides a kind of Tea Saponin aqueous emulsion compound botanical organic insecticide and preparation method thereof, solve existing insecticide insecticide efficiency low, production cost is high, and range of application is little, can only for the technical problem of a class crop pests.
Technical scheme of the present invention is achieved in that
A kind of Tea Saponin aqueous emulsion compound botanical organic insecticide, be made up of the component comprising following weight parts: the female medicine 160 ~ 250 parts of Tea Saponin, the female medicine 12 ~ 20 parts of matrine, the female medicine 25 ~ 40 parts of Cynanchum Komarovii, Celastrus angulatus 3 ~ 5 parts, 75 ~ 90 parts, turpentine oil, fatty alcohol ether emulsifier 105 ~ 120 parts, 30 ~ 500 parts, anaesthetic, deionized water 450 ~ 550 parts.
Further, in the female medicine of described Tea Saponin, the mass content of Tea Saponin is 60%.
Further, in the female medicine of described matrine, the mass content of matrine is 40%.
Further, in the female medicine of described Cynanchum Komarovii, the mass content of Cynanchum Komarovii is 20%.
The present invention also provides a kind of method preparing Tea Saponin aqueous emulsion compound botanical organic insecticide, comprises the following steps:
1) female for Tea Saponin medicine is added in blend tank, add 98% ethanol and the deionized water of pharmaceutical grade, be warmed up to 45 DEG C, start agitator, Tea Saponin is fully dissolved;
2) after Tea Saponin all dissolves, then in blend tank, add the female medicine of matrine, be warming up to 50 DEG C, add the female medicine of Cynanchum Komarovii after stirring 30min more wherein, be cooled to 40 DEG C, constant temperature stirs 30min;
3) add Celastrus angulatus, stir 1 hour at 40 DEG C;
4) after being cooled to 30 DEG C, add fatty alcohol ether emulsifier, stir 1 hour, add turpentine oil continuation stirring and after 1 hour, add deionized water continuation stirring 20min.
Beneficial effect of the present invention: the plant insecticide become by Tea Saponin, matrine, Cynanchum Komarovii and Celastrus angulatus mixture, have efficient, low toxicity, sphere of action wide, noresidue, free from environmental pollution, easy degraded, to features such as natural enemy lethality are little, can be widely used on the economic crops such as fruit tree, vegetables and corn and cereal crops, integrated control effect is good.
Accompanying drawing explanation
Fig. 1 is Tea Saponin aqueous emulsion compound botanical organic insecticide preparation technology flow chart of the present invention.
Embodiment
Be clearly and completely described the technical scheme in the embodiment of the present invention below, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Embodiment 1:
Tea Saponin aqueous emulsion compound botanical organic insecticide, is made up of the component comprising following weight: the female medicine 160 parts of Tea Saponin, the female medicine 12 parts of matrine, the female medicine 25 parts of Cynanchum Komarovii, Celastrus angulatus 3 parts, 90 parts, turpentine oil, fatty alcohol ether emulsifier 120 parts, 50 parts, anaesthetic, deionized water 540 parts.
Further, in the female medicine of Tea Saponin, the mass content of Tea Saponin is 60%, is specially 96 parts.
In the female medicine of Tea Saponin, the mass content of Tea Saponin can also be 30%, 72%, 98%, and content is higher, and cost is higher.Owing to being the insecticide of the cubage according to active component Tea Saponin, composite same concentrations in adding procedure, the female medicine of the Tea Saponin selecting Tea Saponin mass content few, addition is large, and select female medicine that Tea Saponin mass fraction is large, female dose of interpolation is few; Considering cost and addition, select Tea Saponin mass content be 60% the female medicine of Tea Saponin the most suitable.
Further, in the female medicine of matrine, the mass content of matrine is 40%, is specially 4.8 parts.
Further, in the female medicine of Cynanchum Komarovii, the mass content of Cynanchum Komarovii is 20%, is specially 5 parts.
Main Function principle: Tea Saponin is a kind of pentacyclic triterpene compound extracted from the seed of plant of theaceae, it is a kind of natural nonionic surface active agent of function admirable, Tea Saponin is mainly used in wetting powder as wetting agent on pesticide industry, the auxiliary agent of water soluble pesticide, vegetable insecticide and bactericide, the fields such as plant growth regulator, have nontoxic, can automatically degrade, to the feature such as pesticide synergistic is obvious, Tea Saponin can improve wet performance and the suspensibility (>=75%) of wetting powder as agricultural chemicals wetting agent, as a kind of natural nonionic surface active agent, join in agricultural chemicals and use, the obvious physicochemical property improving pesticide solution, improve medicament effective accumulated amount on target, make it to contribute to giving full play to of pesticide efficacy, therefore, result of use can be improved.Be that wetting speed is fast as agricultural chemicals wetting agent outstanding advantages, dispersive property is strong, and pH5.5-6.5, neutral meta-acid, can not cause agricultural chemicals to decompose, be conducive to the storage of agricultural chemicals, is the extremely promising environmental protection type agricultural chemical auxiliary agent of one.Tea Saponin has certain stomach toxicity and stronger deterrent effect to cabbage caterpillar, and concentration is higher, avoid keep away stronger, to control cabbage caterpillar harm cabbage have certain effect.Landscape flower is used as insecticide control soil insect, as the insect such as cutworm, nematode, also all has good toxic effect to the Pomacea canaliculata of hazard rice and snail, oncomelania etc.
Matrine is natural plant resource broad spectrum pesticide, has stomach toxicity and action of contace poison, has project verification preventive effect to aphid, trialeurodes vaporariorum, cabbage caterpillar, tea caterpillar, diamond-back moth etc.Its insecticidal mechanism is that insect nerve center is benumbed, thus makes polypide protein coagulating, air-hole blockage, last because being choked to death.Matrine also has effective avoidance effect concurrently, in the term of validity using matrine, and the little damage to crops of insect.Because matrine acts on insect nerve center, therefore the possibility that its offspring develops immunity to drugs reduces greatly.Meanwhile, Sophora alopecuroide for a long time by agricultural be used as bio-fertilizer, with its for raw material extraction botanical pesticide---matrine also has good fertilizer efficiency to plant growth.Because matrine itself directly applies existing history for many years clinically at Chinese medicine, its preparation, to people, animal low toxicity, is easily degraded, environmentally safe, does not injure pest natural enemy, is conducive to the ecological balance, is applicable to the control of insect of organic farming.
Cynanchun komarovii is the perennial shrub herbaceous plant that NORTHWEST CHINA drought sand ground band extensively distributes, growth is in Loess And Desert hilly country, mainly be distributed in the Inner Mongol, Ningxia, Gansu etc. and economize (district), among the peoplely make green manure and insecticide with it, Tibetan medicine brings down a fever with it, antidiarrheal, controls cholecystitis.In recent years research shows that the active substance extracted in Cynanchun komarovii can also do Insecticides (tech) & Herbicides (tech), antiphlogistic, bactericide and cancer therapy drug etc., such as, alkaloid in Cynanchum Komarovii is prevented and treated aphid, cotton bollworm, cabbage caterpillar, diamond-back moth, mulberry longicorn and mythimna separata all good effect, and Cynanchum Komarovii all has inhibit activities to plant pathogeny organisms such as tobacco mosaic virus, rice blast pathogen, gray mold germs.
The active insecticidal components of Celastrus angulatus is separation from Celastrus angulatus, identifies the compound with antifeedant activity, Recent study finds, the active insecticidal components of Celastrus angulatus has anesthesia, food refusal and stomach toxicity, action of contace poison, and do not develop immunity to drugs, the not feature such as killed natural enemies, stable in physicochemical property.Current research shows, Celastrus angulatus, to beet armyworm, the specific toxic action of prodenia litura tool, has efficient toxic action to rice leaf roller, pink rice borer, striped rice borer, paddy stem borer, just has good insecticidal action to the cereal crops such as corn, paddy rice.
In sum, Tea Saponin, matrine, Cynanchum Komarovii, Celastrus angulatus all have effect of specific insecticidal range and uniqueness, show through great many of experiments, above-mentioned Four Plants element insecticides, each other not only without antagonism, has very strong promotion functions when drug combination on the contrary, not only makes the scope of desinsection become large, to be applied in various crop, by insecticidal mechanisms different separately, can also act on it identical insect, the effect of the superposition that is effective simultaneously; In addition, effect that Four Plants element suppresses the uniquenesses such as plant pathogeny growth can be reached through during use, the beneficial effect helping plant growth can also be reached.
The present invention also provides a kind of method preparing Tea Saponin aqueous emulsion compound botanical organic insecticide, specifically comprises the following steps:
1) female for the Tea Saponin of 160 parts medicine is added in blend tank, add 98% ethanol and the deionized water of 100% pharmaceutical grade, be warmed up to 45 DEG C, start agitator, Tea Saponin is fully dissolved, 98% ethanol and deionized water are added in the ratio of 1:1, make the dissolving of Tea Saponin rapider, more fully;
2) after Tea Saponin all dissolves, the more female medicine of the matrine adding 12 parts in blend tank, be warming up to 50 DEG C, add the female medicine of Cynanchum Komarovii of 25 parts after stirring 30min more wherein, be cooled to 40 DEG C, constant temperature stirs 30min;
3) add the Celastrus angulatus of 3 parts, stir 1 hour at 40 DEG C;
4) then, after being cooled to 30 DEG C, add the fatty alcohol ether emulsifier of 120 parts, stir 1 hour, then the anaesthetic adding 96% turpentine oil of 90 parts and 50 parts continues stirring and adds deionized water after 1 hour and continue to stir 20min.
Embodiment 2:
Tea Saponin aqueous emulsion compound botanical organic insecticide, is made up of the component comprising following weight: the female medicine 220 parts of Tea Saponin, the female medicine 15 parts of matrine, the female medicine 35 parts of Cynanchum Komarovii, Celastrus angulatus 5 parts, 85 parts, turpentine oil, fatty alcohol ether emulsifier 115 parts, 45 parts, anaesthetic, deionized water 480 parts.
Further, in the female medicine of Tea Saponin, the mass content of Tea Saponin is 60%, is specially 132 parts.
Further, in the female medicine of matrine, the mass content of matrine is 40%, is specially 6 parts.
Further, in the female medicine of Cynanchum Komarovii, the mass content of Cynanchum Komarovii is 20%, is specially 7 parts.
Action principle and preparation method's step the same.
Embodiment 3:
Tea Saponin aqueous emulsion compound botanical organic insecticide, is made up of the component comprising following weight: the female medicine 250 parts of Tea Saponin, the female medicine 20 parts of matrine, the female medicine 40 parts of Cynanchum Komarovii, Celastrus angulatus 5 parts, 80 parts, turpentine oil, fatty alcohol ether emulsifier 110 parts, 30 parts, anaesthetic, deionized water 465 parts.
Further, in the female medicine of Tea Saponin, the mass content of Tea Saponin is 60%, is specially 150 parts.
Further, in the female medicine of matrine, the mass content of matrine is 40%, is specially 8 parts.
Further, in the female medicine of Cynanchum Komarovii, the mass content of Cynanchum Komarovii is 20%, is specially 8 parts.
Action principle and preparation method's step the same.
Embodiment 4:
Tea Saponin aqueous emulsion compound botanical organic insecticide, is made up of the component comprising following weight: the female medicine 250 parts of Tea Saponin, the female medicine 20 parts of matrine, the female medicine 40 parts of Cynanchum Komarovii, 80 parts, turpentine oil, fatty alcohol ether emulsifier 110 parts, 30 parts, anaesthetic, deionized water 470 parts.
Action principle is the same, preparation method's step:
1) female for the Tea Saponin of 250 parts medicine is added in blend tank, add 98% ethanol and the deionized water of 100% pharmaceutical grade, be warmed up to 45 DEG C, start agitator, Tea Saponin is fully dissolved, 98% ethanol and deionized water are added in the ratio of 1:1, make the dissolving of Tea Saponin rapider, more fully;
2) after Tea Saponin all dissolves, the more female medicine of the matrine adding 20 parts in blend tank, be warming up to 50 DEG C, add the female medicine of Cynanchum Komarovii of 40 parts after stirring 30min more wherein, be cooled to 40 DEG C, constant temperature stirs 30min;
3) then, after being cooled to 30 DEG C, add the fatty alcohol ether emulsifier of 110 parts, stir 1 hour, then the anaesthetic adding 96% turpentine oil of 90 parts and 30 parts continues stirring and adds deionized water after 1 hour and continue to stir 20min.
Embodiment 5:
Tea Saponin aqueous emulsion compound botanical organic insecticide, is made up of the component comprising following weight: the female medicine 250 parts of Tea Saponin, Celastrus angulatus 5 parts, 80 parts, turpentine oil, fatty alcohol ether emulsifier 110 parts, 30 parts, anaesthetic, deionized water 525 parts.
Action principle is the same, preparation method's step:
1) female for the Tea Saponin of 250 parts medicine is added in blend tank, add 98% ethanol and the deionized water of 100% pharmaceutical grade, be warmed up to 45 DEG C, start agitator, Tea Saponin is fully dissolved, 98% ethanol and deionized water are added in the ratio of 1:1, make the dissolving of Tea Saponin rapider, more fully;
2) after Tea Saponin all dissolves, then in blend tank, add the Celastrus angulatus of 5 parts, stir 1 hour at 40 DEG C;
3) then, after being cooled to 30 DEG C, add the fatty alcohol ether emulsifier of 110 parts, stir 1 hour, then the anaesthetic adding 96% turpentine oil of 80 parts and 30 parts continues stirring and adds deionized water after 1 hour and continue to stir 20min.
Below with the insecticidal effect that embodiment 1 ~ 5 is with reference to concrete investigation Tea Saponin aqueous emulsion compound botanical organic insecticide, following Tea Saponin aqueous emulsion compound botanical organic insecticide is called for short organic insecticide.
Test 1:
1, insect is tested: cabbage caterpillar, cotton bollworm, chafer, beet armyworm.
2, test reagent: test is divided into 6 groups, is respectively: check experiment group, embodiment 1 group, embodiment 2 groups, embodiment 3 groups, embodiment 4 groups, embodiment 5 groups.
Check experiment group reagent is clear water, and the organic insecticide that embodiment 1 group, embodiment 2 groups, embodiment 3 groups, embodiment 4 groups, embodiment 5 groups are prepared using the component in corresponding embodiment is respectively as reagent.
3, process of the test: select the cabbage caterpillar that 300 sizes are close, respectively fills 50 in 6 dish cages; Equally, respectively by cotton bollworm close for 300 sizes, chafer that 300 sizes are close, beet armyworm that 300 sizes are close is each on average installs in 6 dish cages, all puts into the crop leaf (being respectively cabbage, cotton leaf, maize leaf) of equivalent in each dish cage.
Respectively to the clear water, the organic insecticide of embodiment 1 component, the organic insecticide of embodiment 2 component, the organic insecticide of embodiment 3 component, the organic insecticide of embodiment 4 component, the organic insecticide of embodiment 5 component that spray equivalent in 6 dish cages that 50 cabbage caterpillars are respectively housed;
The test method of cotton bollworm, chafer, beet armyworm is the same.
The death condition of insect is observed after 48h.
4, result of the test
48h Mortality of insect table
As can be seen from above-mentioned result of the test, containing four kinds of main active: when Tea Saponin, matrine, Cynanchum Komarovii, Celastrus angulatus, these four kinds of component contents are higher, all better to the toxic effect of three class pests, as can be seen from the result of embodiment 4 groups, embodiment 5 groups, the toxic effect of active component to beet armyworm of Celastrus angulatus plays Main Function, and lack wherein one or more compositions when, the insecticidal effect of organic insecticide can be deteriorated.The organic insecticide insecticidal effect that single component is described is far away less than the insecticidal effect of the composite organic insecticide of Multiple components, and organic insecticide of the present invention can have toxic effect to multiclass insect, applied range simultaneously, and killing rate can reach 100%.
Test 2:
1, insect is tested: cabbage caterpillar, cotton bollworm, chafer, beet armyworm.
2, test reagent: the organic insecticide that employing embodiment 3 component is prepared is as test reagent.
3, process of the test: the Different Crop leaf putting into equivalent respectively in 4 test dish cages, respectively to the test reagent wherein spraying equivalent, respectively to putting into 50 cabbage caterpillars, 50 cotton bollworms, 50 chafers, 50 beet armyworms in 4 dish cages after 15 days, after 48h, observe the death condition of insect.
4, result of the test
Mortality of insect table after 15 days
As can be seen from above-mentioned result of the test, the duration of organic insecticide of the present invention is long, still has very high insecticidal effect in medication after 15 days.
Conclusion:
Tea Saponin aqueous emulsion compound botanical organic insecticide preparation method of the present invention is simple, and fast, the insecticide stable performance that mixture goes out, insecticidal effect is good.
Tea Saponin aqueous emulsion compound botanical organic insecticide provided by the invention is used in effect on fruit tree and is:
(1) insecticidal spectrum is wide
The insects such as the coccid on broad spectrum kill fruit tree, two spotted spider mite, pear sucker, leaf miner, aphid, tortrix moth, heart-eating worm, chafer, stinkbug, anti-efficiency reaches more than 99%.
(2) lasting period is long
Lasting period reaches about 15 days, is more than a times of general chemical agent lasting period.
(3) use safety
Florescence, young fruit period all can use, and can not produce poisoning to fruit tree, can not produce fruit russeting to young fruit.
(4) integrated control effect is good
Vegetables are mainly used in control liriomyza bryoniae, trialeurodes vaporariorum, cabbage caterpillar, aphid, flea beetle worm etc., and outstanding feature is that to spray rear vegetables growing way good, and integrated control effect is obvious.
The cereal crops such as corn are mainly used in control nocturnal moth class children insect in age, to insects such as pink rice borer, striped rice borer, paddy stem borers, there is efficient toxic action.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the prerequisite not departing from the technology of the present invention principle; can also make some improvement and modification, these improve and modification also should be considered as protection scope of the present invention.
Claims (5)
1. a Tea Saponin aqueous emulsion compound botanical organic insecticide, it is characterized in that, be made up of the component comprising following weight parts: the female medicine 160 ~ 250 parts of Tea Saponin, the female medicine 12 ~ 20 parts of matrine, the female medicine 25 ~ 40 parts of Cynanchum Komarovii, Celastrus angulatus 3 ~ 5 parts, 80 ~ 90 parts, turpentine oil, fatty alcohol ether emulsifier 110 ~ 120 parts, 30 ~ 50 parts, anaesthetic, deionized water 465 ~ 540 parts.
2. Tea Saponin aqueous emulsion compound botanical organic insecticide according to claim 1, is characterized in that, in the female medicine of described Tea Saponin, the mass content of Tea Saponin is 60%.
3. Tea Saponin aqueous emulsion compound botanical organic insecticide according to claim 1, is characterized in that, in the female medicine of described matrine, the mass content of matrine is 40%.
4. Tea Saponin aqueous emulsion compound botanical organic insecticide according to claim 1, is characterized in that, in the female medicine of described Cynanchum Komarovii, the mass content of Cynanchum Komarovii is 20%.
5. prepare a method for Tea Saponin aqueous emulsion compound botanical organic insecticide according to claim 1, it is characterized in that, comprise the following steps:
1) female for Tea Saponin medicine is added in blend tank, add 98% ethanol and the deionized water of pharmaceutical grade, be warmed up to 45 DEG C, start agitator, Tea Saponin is fully dissolved;
2) after Tea Saponin all dissolves, then in blend tank, add the female medicine of matrine, be warming up to 50 DEG C, after stirring 30min, be cooled to 40 DEG C, then add the female medicine of Cynanchum Komarovii wherein, constant temperature stirs 30min;
3) add Celastrus angulatus, stir 1 hour at 40 DEG C;
4) after being cooled to 30 DEG C, add fatty alcohol ether emulsifier, stir 1 hour, add turpentine oil and anaesthetic and continue stirring and add deionized water after 1 hour and continue to stir 20min.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107950562A (en) * | 2017-10-25 | 2018-04-24 | 江苏腾龙生物药业有限公司 | A kind of phenthoate dimephenthoate cidial aqueous emulsion and preparation method thereof |
| CN107950563A (en) * | 2017-10-26 | 2018-04-24 | 江苏腾龙生物药业有限公司 | A kind of phenthoate dimephenthoate cidial aqueous emulsion and its preparation process |
| CN112790198A (en) * | 2021-02-26 | 2021-05-14 | 桂林新概念农业科技开发有限公司 | Environment-friendly nontoxic biological agent |
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| US20120276230A1 (en) * | 2010-05-10 | 2012-11-01 | Jaime Toro Restrepo | Method for extraction of material from a sapindacea family fruit |
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| CN112790198A (en) * | 2021-02-26 | 2021-05-14 | 桂林新概念农业科技开发有限公司 | Environment-friendly nontoxic biological agent |
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