CN103070183A - High-efficiency and low-toxicity composite bird repellent containing thiram and dimethyl phthalate - Google Patents
High-efficiency and low-toxicity composite bird repellent containing thiram and dimethyl phthalate Download PDFInfo
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- CN103070183A CN103070183A CN2013100182838A CN201310018283A CN103070183A CN 103070183 A CN103070183 A CN 103070183A CN 2013100182838 A CN2013100182838 A CN 2013100182838A CN 201310018283 A CN201310018283 A CN 201310018283A CN 103070183 A CN103070183 A CN 103070183A
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Abstract
The invention provides a high-efficiency and low-toxicity composite bird repellent containing thiram and dimethyl phthalate. The composite bird repellent contains active components of thiram and dimethyl phthalate, wherein the mass ratio of the thiram to the dimethyl phthalate is (4: 1)-(1: 20). The composite bird repellent has a very good bird repelling effect; and the thiram and the dimethyl phthalate have an obvious synergistic effect, have no direct bird killing capability and have low toxicity to humans and other mammals, so that the composite bird repellent is long in lasting effect and safe to crops, and can effectively reduce damage of birds to field crops, orchards and the like.
Description
Technical field
The invention belongs to agrochemicals and drive the bird field, be specifically related to a kind of efficient, low-toxicity compound bird repellent that contains tmtd and repefral, be mainly used in the repellent planting seed during, the bird pest in the fields such as crop ripening period, orchard.
Background technology
In the last few years, the dynamics of state guarantee Bird Resource strengthened gradually, and most birds have become lays special stress on protecting animal.But along with being on the increase of birds quantity, birds have brought increasing problem to aspects such as crops productions.Birds begin to attack increasing crops, and not only oranges and tangerines, loquat, grape, paddy rice, peanut and other crops are difficult to escape by luck, even the fruit of bagging also can be subject to the harm of the birds such as the proboscis such as azurewinged magpie, crow.When crop had just been sowed, birds can be dug the food seed, damage to crops sowing, cause emerge uneven; When crop was ripe, the birds crop that can peck at was caused crop failure and Quality Down; Comprise also that in addition the bird phenomenon of hitting when taking off happens occasionally on each large airport, cause the tremendous economic loss.
It is to utilize the huge sound or visual effect to make birds get a fright to drive bird that tradition in the agricultural production is driven the bird means, as beats gongs, blows out, fills scarecrow etc., and these methods waste time and energy owing to having unicity, and effect on driving birds is not good.In recent years, expert's research both at home and abroad mainly for the sense of hearing, vision, the sense of smell of birds, is developed a series of bird products that drive, such as supersonic wave bird driving device, laser bird dispeller etc. based on the guard technology of birdife habit.But these instrument prices are comparatively expensive, also have certain use restriction, are difficult to large-scale promotion application.
In the last few years, the agrochemicals bird repellent more and more was subject to peasant's welcome with the simplicity of its use and the cheap property of price.But the most of bird repellents of China are high to birds toxicity, and what have directly can kill birds, does not meet the ecological protection requirement, also do not meet country to the safeguard measure of birds.Therefore exploitation safely, the agrochemicals bird repellent is significant efficiently, also can have significant Social benefit and economic benefit.
Repefral (dimethyl phthalate), be called for short DMP, be the little yellow oily liquid of water white transparency, that a kind of and various kinds of resin have very strong solvent plasticizer, can mix with multiple celluosic resin, rubber, vinylite, good film forming, adhesivity and water proofing property are arranged.The report that uses in agricultural seldom also has no the report that is applied to bird repellent.
Tmtd (Thiram), another name thiuram, TMTD, A Ruisheng belong to the organic sulfur series bactericidal agent, are the low toxicity protective fungicide, and be poisonous to fish, nontoxic to honeybee.Various crop downy mildew, epidemic disease, anthracnose, Cereal smut, sprout term disease there is preferably control efficiency.Tmtd occupies certain status in seed dressing, the seed dressing or process soil take tmtd as active ingredient all can well prevent and treat the sprout term disease of greengrocery, tobacco, beans, the crop such as melon.
The domestic agriculture chemical registration that up to the present the bird repellent kind is not yet arranged; agriculture chemical registration administrative department of country classifies as avicide with the agricultural chemicals of similar functions; require to have certain distance with fauna and flora protection in abstracto; the kind of using once in a while mainly is borrowed in the registered pellet of muttering for insecticide, phoxim etc.; these agricultural chemicals are to the high poison of birds; direct killing effect is arranged, do not meet the fauna and flora protection requirement.Tmtd is used for driving bird, and record is arranged in the literature, uses separately, and the common dose effect on driving birds is very poor, though make moderate progress during high dose, but still undesirable, and consumption is uneconomical when large, also is unfavorable for environmental protection.Repefral is used for yet there are no bibliographical information except bird in agricultural, and according to inventor's test, very the repefral of high dose (be higher than grain weight 0.4%) just has less than 50% and drives the bird activity, and this dosage has certain impact on emerging.
Summary of the invention
The purpose of this invention is to provide a kind of efficient, low-toxicity compound bird repellent that contains tmtd and repefral, cause because birds take food in a large number in repellent field crop, orchard etc. effectively is short of seedling, the harm that causes such as impaired of harvest time fruit, grain.
Technical scheme of the present invention is as follows:
A kind of efficient, low-toxicity compound bird repellent that contains tmtd and repefral, it is characterized in that: described composite bird repellent, comprise active component tmtd and repefral in its prescription, wherein the mass ratio of tmtd and repefral is 4:1-1:20.
Described efficient, the low-toxicity compound bird repellent that contains tmtd and repefral, it is characterized in that: in the prescription of described composite bird repellent, the mass ratio of tmtd and repefral is 2:1-1:10.
Described efficient, the low-toxicity compound bird repellent that contains tmtd and repefral, it is characterized in that: in the prescription of described composite bird repellent, the mass ratio of tmtd and repefral is 2:1-1:1.
Described efficient, the low-toxicity compound bird repellent that contains tmtd and repefral is characterized in that: in the prescription of described composite bird repellent, the gross mass of tmtd and repefral accounts for the 10-60% of prescription total amount, and all the other are auxiliary material.
Described efficient, the low toxicity bird repellent that contains tmtd and repefral, it is characterized in that: the formulation of described composite bird repellent is suspension emulsion, water-dispersible granules or wetting powder.
The inventor is by the careful analysis to tmtd and repefral characteristic, the mode of using Crafts and Finney method to combine is carried out experimental scheme and result treatment, and the best in quality proportioning that finishing screen is selected tmtd and repefral is 2:1-1:1.
Using method:
No matter this composite bird repellent is suspension emulsion, wetting powder or water-dispersible granules, is undertaken sowing after the seed treatment by the 0.2-0.3% of seed consumption, and bird is all had good repellent effect.
Above-mentioned composite bird repellent uses flexibly, both can be used for the seed treatment protection and has emerged, and sprayable use is used for reducing the bird pest of the harvested products such as maturing stage fruit, grain again; Both can conventional spraying, atomizing, also can dilute the machineries such as the hot mist machine of rear usefulness, aircraft and carry out dispenser, reduce bird pest.
Beneficial effect of the present invention:
Composite bird repellent of the present invention compared with prior art has following advantage: (1) has found the characteristic of repefral as bird repellent, has enlarged the scope of application of repefral.(2) compare with the tmtd single dose, this built agent has good repellent action to birds, has the notable synergistic effect between two medicaments, thereby significantly reduces dosage, reaches the purpose of safety, economy, environmental protection.(3) this composite bird repellent does not have direct killing to birds, birds is not caused murder by poisoning; To human low with other mammalian toxicity; To crop safety.(4) this composite bird repellent lasting period is long.(5) this composite bird repellent can reduce birds effectively to the harm in field crop, orchard etc.; Being used for seed treatment is conducive to emerge.(6) expanded the purposes of low toxicity bactericide tmtd.
Embodiment
One, reagent agent: the former medicine of tmtd; Repefral
Two, active component mass ratio in the composite bird repellent prescription of the present invention
Prescription one: tmtd: repefral=4:1
Prescription two: tmtd: repefral=2:1
Prescription three: tmtd: repefral=1:1
Prescription four: tmtd: repefral=1:2
Prescription five: tmtd: repefral=1:3
Prescription six: tmtd: repefral=1:4
Prescription seven: tmtd: repefral=1:5
Prescription eight: tmtd: repefral=1:10
Prescription nine: tmtd: repefral=1:20
Three, for the examination birds: sparrow, formal name used at school Passer montanus measures with outdoor natural population.
Four, assay method:
The method that adopts indoor bioassay and field control effectiveness test to combine.
At first draw the built agent of different proportionings to the co-toxicity coefficient of sparrow by indoor bioassay, again by clear and definite its repellent effect of field control effectiveness test, determine prescription and the optimum amount of built agent.
Indoor bioassay: tmtd and repefral are respectively with certain amount (milligram; mg) with quantitative (kilogram; kg) wheat mixes; wheat after handling well is packed into the culture dish of diameter 12cm a certain amount of, throw in the place that sparrow often takes food, wheat consumption of per 6 hours statistics; too much such as wheat consumption in this process; should replenish at any time, with blank consumption correction calculation repellent effect, the drug concentration setting is carried out with Geometric Sequence.Amount is (hereinafter to be referred as LD in above two single dose repellents
50) determine after, the different proportionings of two medicaments and concentration are set again, and wherein different proportionings are undertaken by the Crafts method, contain concentration by etc. the ratio method setting, seek the different formulations difference with this and contain relation between pharmaceutical quantities and the repellent effect, and press the Crafts method and calculate synergy index C; Use simultaneously Finney method proved.
Carry out indoor virulence test take sparrow as the repellent object.Tmtd virulence active line is y=5.287554+1.207544x, and repefral virulence active line is y=4.887605+0.695651x, and amount is respectively 0.5779,1.4507 mg/kg in the repellent of the two, and the synergy index C of various combination sees Table 1.
The Crafts method measurement result of table 1 tmtd and the different proportionings of repefral
* annotate: it is the Crafts amount that wheat contains pharmaceutical quantities
As can be seen from Table 1, it is obviously different to the repellent effect of sparrow that tmtd and repefral different proportion are mixed, at 4:1 in the scope of 1:20, Crafts method C value is all greater than coefficient of determination 1, all showed synergistic effect, wherein, tmtd: repefral synergistic effect in 2:1 arrives the scope of 1:10 is remarkable, synergistic effect is the strongest when 2:1, the C value reaches 1.48, and accordingly, we do further to measure to the proportioning of 2:1, adopt the Finney method, it the results are shown in table 2.
Table 2 tmtd and DMP press 2:1 when composite repellent effect to sparrow measure
Table 2 shows, Finney method measurement result is consistent with Crafts method measurement result, further specifies tmtd and repefral in the good repellent sparrow of the composite energy of the ratio of 2:1, and its Finney coefficient of synergism is 2.9891, greater than coefficient of determination 2.7, synergistic effect is remarkable.
The field effect
Having the prescription of synergistic effect to make suspension emulsion (SE), wetting powder (WP), water-dispersible granules (WDG) the indoor bioassay gained tests.The wheat seed of processing is sowed at the field, directly calculates repellent effect with the number of emerging.And definite dosage that is fit to.
Embodiment
For description effect, the below in the above-mentioned prescription two the active component mass ratio routinely the composite bird repellent of the different dosage form that is made into of method be illustrated, but do not limit so as object lesson.
Embodiment one 40% suspension emulsion
Get tmtd 26.67g, repefral 13.33 grams, sodium lignin sulfonate 5 grams, calcium lignosulfonate 2.5 grams, fatty alcohol-polyoxyethylene ether 5 grams, castor oil polyoxyethylene ether 3 grams, xanthans 0.15 gram, urea 10 grams, octanol 3 grams, water is mended 100 grams, drop into sand mill after evenly mixing, be ground to 5 microns of particle diameters, make suspension emulsion, be used for measuring effect on driving birds, the results are shown in table 3.
Embodiment 2 40% wetting powders
Get tmtd 26.67g, repefral 13.33 grams, Morwet D-425(Huntsman company) 6 grams, Negel formaldehyde condensation products 2.5 grams, ammonium sulfate 5 grams, kaolin is mended to 100 grams.Repefral with after the kaolin absorption, evenly mixes with other materials first again, and mixture is pulverized through airslide disintegrating mill, makes wetting powder, is used for measuring effect on driving birds, the results are shown in table 3.
Embodiment 3 40% water-dispersible granules
Get tmtd 26.67g, repefral 13.33 grams, methyl fatty acid amide benzene sulfonic acid sodium salt 5 grams, sodium methylene bis-naphthalene sulfonate 5 grams, sodium carbonate 5 grams, White Carbon black 25, sodium lignin sulfonate 10 grams, diatomite is mended to 100 grams.First repefral is adsorbed with White Carbon black, then after being mixed together evenly with tmtd, methyl fatty acid amide benzene sulfonic acid sodium salt, sodium methylene bis-naphthalene sulfonate, sodium carbonate, diatomite, be crushed to 5 microns of particle diameters through airslide disintegrating mill, get female powder, female powder is fully mixed rear granulation, dries, sieves with sodium lignin sulfonate, thereby make water-dispersible granules, be used for measuring effect on driving birds, the results are shown in table 3.
Above-mentioned preparation is pressed 0.1,0.2,0.3% dosage of wheat seed amount, after the water dilution with grain weight 10%, evenly spraying is on seed, after drying, normally be sowed at the field with machinery the last week in sowing time, wherein a part is no more than 2 centimetres the artificial anti-bird processing of black nylon fine-structure mesh do with mesh.But contrast medicament 40% tmtd wet-milling (commercial) and 50% repefral missible oil (with 2201 and the solvent xylene allotment of total amount 10%) are by grain weight 0.4%, and blank is done above-mentioned same artificial anti-bird and not anti-bird is processed, respectively process 5 points, every 1 meter sampling after processing three weeks, investigate the number of emerging, and calculate effect on driving birds.Test arrangement is undertaken by the Da Qu duo-trio test in the more wheat paddock of bank, Huaihe River birds.This region Wheat-Verdin (Emberiza aureola) etc. that the crops birds have sparrow, starling (Acridotheres cristatellus), ringdove (Streptopelia turtur) and migrate short time harm of mainly causing harm the results are shown in table 3 to the overall repellent effects of birds.
The field effect on driving birds of the different chemicals treatment of table 3
As known from Table 3, tmtd and repefral built agent have good repellent effect to birds, and be more much better than single dose tmtd and repefral effect, and the built agent consumption only needs the latter half; Built agent can promote to emerge simultaneously, overcome the detrimental effect to emerging in the repefral use procedure, for example, alone repefral during without bird pest every meter seedling number be 147, and built agent and tmtd during without bird pest every meter seedling number average be higher than 158 of blank, built agent and the tmtd facilitation place same level to emerging.
Claims (5)
1. efficient, low-toxicity compound bird repellent that contains tmtd and repefral, it is characterized in that: described composite bird repellent, comprise active component tmtd and repefral in its prescription, wherein the mass ratio of tmtd and repefral is 4:1-1:20.
2. efficient, the low-toxicity compound bird repellent that contains tmtd and repefral according to claim 1, it is characterized in that: in the prescription of described bird repellent, the mass ratio of tmtd and repefral is 2:1-1:10.
3. efficient, the low-toxicity compound bird repellent that contains tmtd and repefral according to claim 1, it is characterized in that: in the prescription of described bird repellent, the mass ratio of tmtd and repefral is 2:1-1:1.
4. efficient, the low-toxicity compound bird repellent that contains tmtd and repefral according to claim 1, it is characterized in that: in the prescription of described bird repellent, the gross mass of tmtd and repefral accounts for the 10-60% of bird repellent total amount, and all the other are auxiliary material.
5. efficient, the low-toxicity compound bird repellent that contains tmtd and repefral according to claim 1, it is characterized in that: the formulation of described bird repellent is suspension emulsion, water-dispersible granules or wetting powder.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104222119A (en) * | 2014-08-23 | 2014-12-24 | 杨超 | Rubber accelerant TMTD and synergist DMP compounded low-toxin and efficient mouse and bird repellent |
| CN104855447A (en) * | 2015-06-17 | 2015-08-26 | 郭广杰 | Natural bird repellent composition and preparation method thereof |
| CN106234406A (en) * | 2016-08-05 | 2016-12-21 | 乔亮 | One lures Columba livia agent and preparation method thereof |
| CN109892333A (en) * | 2017-12-08 | 2019-06-18 | 宁波三江益农化学有限公司 | Application, bird repellent agent prescription and dosage form of the zinc dibutyl dithiocarbamate as bird repellent |
| CN110810418A (en) * | 2018-08-08 | 2020-02-21 | 宁波三江益农化学有限公司 | Bird repellent containing dipentamethylenethiuram tetrasulfide |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1069624A (en) * | 1992-08-01 | 1993-03-10 | 江苏省农业科学院 | A kind of multipurpose composite fungus killing agent |
| WO2006069714A1 (en) * | 2004-12-23 | 2006-07-06 | Basf Aktiengesellschaft | Fungicidal mixtures |
-
2013
- 2013-01-18 CN CN201310018283.8A patent/CN103070183B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1069624A (en) * | 1992-08-01 | 1993-03-10 | 江苏省农业科学院 | A kind of multipurpose composite fungus killing agent |
| WO2006069714A1 (en) * | 2004-12-23 | 2006-07-06 | Basf Aktiengesellschaft | Fungicidal mixtures |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104222119A (en) * | 2014-08-23 | 2014-12-24 | 杨超 | Rubber accelerant TMTD and synergist DMP compounded low-toxin and efficient mouse and bird repellent |
| CN104855447A (en) * | 2015-06-17 | 2015-08-26 | 郭广杰 | Natural bird repellent composition and preparation method thereof |
| CN106234406A (en) * | 2016-08-05 | 2016-12-21 | 乔亮 | One lures Columba livia agent and preparation method thereof |
| CN109892333A (en) * | 2017-12-08 | 2019-06-18 | 宁波三江益农化学有限公司 | Application, bird repellent agent prescription and dosage form of the zinc dibutyl dithiocarbamate as bird repellent |
| CN110810418A (en) * | 2018-08-08 | 2020-02-21 | 宁波三江益农化学有限公司 | Bird repellent containing dipentamethylenethiuram tetrasulfide |
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| CN103070183B (en) | 2014-05-14 |
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