CN114982767B - High-efficiency mosquito and fly killing preparation and preparation method thereof - Google Patents
High-efficiency mosquito and fly killing preparation and preparation method thereof Download PDFInfo
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
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- A01N43/64—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with three nitrogen atoms as the only ring hetero atoms
- A01N43/66—1,3,5-Triazines, not hydrogenated and not substituted at the ring nitrogen atoms
- A01N43/68—1,3,5-Triazines, not hydrogenated and not substituted at the ring nitrogen atoms with two or three nitrogen atoms directly attached to ring carbon atoms
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
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- 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
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- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
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- A01N65/00—Biocides, pest repellants or attractants, or plant growth regulators containing material from algae, lichens, bryophyta, multi-cellular fungi or plants, or extracts thereof
- A01N65/08—Magnoliopsida [dicotyledons]
- A01N65/18—Euphorbiaceae [Spurge family], e.g. ricinus [castorbean]
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Abstract
The invention discloses a high-efficiency mosquito and fly killing preparation and a preparation method thereof, belonging to the technical field of veterinary drugs, wherein the high-efficiency mosquito and fly killing preparation comprises the following components in parts by weight: 84.20-95.45 parts of kaolin, 3-5 parts of activated carbon, 1-10 parts of cyromazine, 0.2-0.3 part of DEET and 0.3-0.5 part of castor oil; the preparation method of the high-efficiency mosquito and fly killing preparation comprises the following steps: preparing a mixture 1, preparing a mixture 2, preparing a mixture, and preparing a high-efficiency mosquito and fly killing preparation; the invention can reduce the usage amount of the high-efficiency mosquito and fly killing preparation, improve the product stability, the product suspension property and the prevention and control rate on flies and mosquitoes of the high-efficiency mosquito and fly killing preparation, realize various using modes of drinking water, mixing materials, dry scattering and spraying, and reduce the morbidity of respiratory tract and intestinal tract diseases.
Description
Technical Field
The invention relates to the technical field of veterinary drugs, and particularly relates to a high-efficiency mosquito and fly killing preparation and a preparation method thereof.
Background
The mosquitoes and flies not only influence the work and the life of raising personnel, but also are important transmitters of zoonosis, and the mosquitoes and flies can transmit more than 100 diseases of malaria, encephalitis, dengue fever, dysentery, hepatitis, cholera, tuberculosis and the like of human beings, thereby having great harm to the health of the human bodies. In addition, the mosquitoes and the flies have great influence on the breeding industry, can carry over 65 people and livestock to suffer diseases together, and can also disturb the peace of the livestock and poultry, so that the agitation of the livestock and poultry is caused, the lying time is reduced, the feed is wasted, the yield of milk, meat and eggs is reduced, and the like.
At present, the killing effect on mosquitoes and flies is mainly achieved by using an insect growth regulator in the breeding industry, but the used insect growth regulator mainly has the following problems: some insect growth regulators only have an effect on flies and no effect on mosquitoes; the used insect growth regulator has serious drug resistance, is mostly used as a mixing material, and can be degraded after being granulated with feed at high temperature; the insect growth regulator and urea particles need to be granulated through fluidization, the process is complex, the cost is high, the ammonia content in a breeding site can be increased by using the urea, the explosion probability of respiratory diseases can be increased by using the high ammonia concentration, and the damage to respiratory tracts of workers on the site can be caused.
Chinese patent CN109939067A discloses a method for preparing a water-soluble cyromazine premix, which improves the feed intake of animals by adding sweet essence and aromatic essence, and improves the solubility by adding a cosolvent; the patent has the following defects: the cyromazine has serious drug resistance, and the cyromazine and the feed are degraded through a high-temperature granulation process, so that the effect is reduced.
Chinese patent CN108605929A discloses cyromazine urea particles and a preparation method thereof, wherein cyromazine is adhered to the surface of the urea particles through boiling granulation, so that the cyromazine can be externally used, and the nitrogen content in animal excrement is improved; the patent has the following defects: the cyromazine and the urea particles are granulated by fluidization, so that the process is complex, the cost is high, the ammonia content in a culture site can be increased by using the urea, the outbreak probability of respiratory diseases can be increased by using high ammonia concentration, and the respiratory tract injury is caused to workers on the site.
Chinese patent CN106614764A discloses a fly-killing agent containing macleaya cordata and cyromazine, and by adding macleaya cordata into cyromazine preparation, the effect of killing and controlling flies can be improved, and the use of cyromazine can be reduced; the patent has the following defects: the prepared fly killing agent is only effective on flies, and has no effect on mosquitoes in a farm.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides the high-efficiency mosquito and fly killing preparation and the preparation method thereof, which can reduce the using amount of the high-efficiency mosquito and fly killing preparation, improve the product stability, the product suspension property and the prevention and control rate on flies and mosquitoes of the high-efficiency mosquito and fly killing preparation, realize various using modes of drinking water, mixing materials, dry scattering and spraying, and reduce the morbidity of respiratory tract and intestinal tract diseases.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows:
the high-efficiency mosquito and fly killing preparation consists of the following components in parts by weight: 84.20-95.45 parts of kaolin, 3-5 parts of activated carbon, 1-10 parts of cyromazine, 0.2-0.3 part of DEET and 0.3-0.5 part of castor oil.
A preparation method of a high-efficiency mosquito and fly killing preparation comprises the following steps: preparing a mixture 1, preparing a mixture 2, preparing a mixture and preparing a high-efficiency mosquito and fly killing preparation.
Weighing kaolin and active carbon, adding the weighed kaolin and active carbon into a mixing barrel, starting a three-dimensional mixer to mix, controlling the rotating speed to be 50-100rpm, and mixing for 15-30min to obtain a mixture 1;
weighing cyromazine, adding the cyromazine into the mixture 1, adding the cyromazine into a mixing barrel, continuously mixing the cyromazine and the mixture by using a three-dimensional mixer, controlling the rotating speed to be 50-100rpm, and mixing the cyromazine for 15-25min to obtain a mixture 2;
the method for preparing the mixture comprises the steps of crushing the mixture 2 by using an airflow crusher at a feeding speed of 10-50g/min and a crushing pressure of 0.7-0.8MPa to 1000-1500 meshes to obtain a crushed mixture;
the method for preparing the efficient mosquito and fly killing preparation comprises the steps of collecting crushed mixture, adding the mixture into a mixing barrel, adding DEET and castor oil through a high-pressure spray head while mixing, continuing mixing for 20-30min after the addition is finished, and controlling the mixing rotation speed to be 50-100rpm to obtain the efficient mosquito and fly killing preparation.
Compared with the prior art, the invention has the following beneficial effects:
(1) The preparation method of the high-efficiency mosquito and fly killing preparation can reduce the usage amount of the high-efficiency mosquito and fly killing preparation, and reduce the usage amount of cyromazine to 2g/t feed;
(2) The preparation method of the high-efficiency mosquito and fly killing preparation can improve the product stability of the high-efficiency mosquito and fly killing preparation, the prepared high-efficiency mosquito and fly killing preparation is dried for 30min at a high temperature of 105 ℃, and the cyromazine content in the high-efficiency mosquito and fly killing preparation is reduced by 0.4-1.24%;
(3) The preparation method of the efficient mosquito and fly killing preparation can realize multiple use modes of drinking water, mixing materials, dry scattering and spraying, and the drinking water can ensure that a waterline is not blocked;
(4) According to the preparation method of the efficient mosquito and fly killing preparation, the suspensibility of the efficient mosquito and fly killing preparation can be improved, the efficient mosquito and fly killing preparation is added into normal-temperature tap water according to the concentration of the cyromazine of 1000ppm, then the mixture is uniformly stirred for 5min, and after the stirring is finished and the mixture is kept stand for 4h, the effective content of the cyromazine in the upper layer liquid is 97.37-99.03%, and the D90 is 0.33-0.75 mu m;
(5) The preparation method of the efficient mosquito and fly killing preparation can improve the prevention and control rate of flies, the efficient mosquito and fly killing preparation prepared by the method is diluted to the concentration of cyromazine of 100ppm to obtain a diluent, each colony house is sprayed according to 0.1kg of the diluent/square meter, and after 4 days of spraying, 1-3 flies are stuck within 8 hours;
(5) The preparation method of the efficient mosquito and fly killing preparation can improve the prevention and control rate of flies, the efficient mosquito and fly killing preparation prepared by the invention is diluted to the concentration of cyromazine of 100ppm to obtain a diluent, each colony house is sprayed according to 0.1kg of the diluent/square meter, and after 12 hours of spraying, the number of mosquitoes stuck in 8 hours is 1-2;
(6) According to the preparation method of the efficient mosquito and fly killing preparation, the prepared efficient mosquito and fly killing preparation can adsorb mycotoxin in feed and intestinal tracts, adsorb ammonia gas in animal excrement, reduce the incidence rate of respiratory tract and intestinal tract diseases, improve daily gain, and is used for feeding each group of nursery pigs after being mixed with feed according to 2g/t of cyromazine, wherein after the efficient mosquito and fly killing preparation is continuously used for 5 days, the average daily gain is 656-683g, and the ammonia gas concentration in a pigsty is 6.6-10ppm.
Detailed Description
In order to more clearly understand the technical features, objects, and effects of the present invention, specific embodiments of the present invention will now be described.
The jet mill used in the examples was of the type SJM-100.
Example 1
A high-efficiency mosquito and fly killing preparation comprises the following components in parts by weight: 95.45 parts of kaolin, 3 parts of activated carbon, 1 part of cyromazine, 0.2 part of DEET and 0.35 part of castor oil.
A preparation method of a high-efficiency mosquito and fly killing preparation comprises the following steps:
1. weighing kaolin and active carbon, adding the kaolin and the active carbon into a mixing barrel, starting a three-dimensional mixer to mix, controlling the rotating speed to be 100rpm, and mixing for 20min to obtain a mixture 1;
2. weighing cyromazine, adding the cyromazine into the mixture 1, adding the cyromazine into a mixing barrel, continuously mixing the cyromazine and the mixture by using a three-dimensional mixer, controlling the rotating speed to be 100rpm, and mixing the cyromazine for 15min to obtain a mixture 2;
3. crushing the mixture 2 into 1200 meshes by using an airflow crusher at a feeding speed of 10g/min and a crushing pressure of 0.75MPa to obtain a crushed mixture;
4. collecting the crushed mixture, adding into a mixing barrel, adding DEET and castor oil through a high-pressure spray head while mixing, continuously mixing for 20min after adding, and controlling the mixing speed to be 50rpm to obtain the high-efficiency mosquito and fly killing preparation.
Example 2
A high-efficiency mosquito and fly killing preparation comprises the following components in parts by weight: 93.45 parts of kaolin, 4 parts of activated carbon, 2 parts of cyromazine, 0.25 part of DEET and 0.3 part of castor oil.
A preparation method of a high-efficiency mosquito and fly killing preparation comprises the following steps:
1. weighing kaolin and active carbon, adding the kaolin and the active carbon into a mixing barrel, starting a three-dimensional mixer to mix, controlling the rotating speed to be 100rpm, and mixing for 15min to obtain a mixture 1;
2. weighing cyromazine, adding the cyromazine into the mixture 1, adding the cyromazine into a mixing barrel, continuously mixing the cyromazine and the mixture by using a three-dimensional mixer, controlling the rotating speed to be 100rpm, and mixing the cyromazine for 20min to obtain a mixture 2;
3. crushing the mixture 2 by using an air flow crusher at a feeding speed of 25g/min and a crushing pressure of 0.8MPa to 1350 meshes to obtain a crushed mixture;
4. collecting the crushed mixture, adding the mixture into a mixing barrel, adding DEET and castor oil through a high-pressure spray head while mixing, continuing mixing for 25min after the addition is finished, and controlling the mixing rotation speed to be 70rpm to obtain the high-efficiency mosquito and fly killing preparation.
Example 3
The high-efficiency mosquito and fly killing preparation consists of the following components in parts by weight: 84.2 parts of kaolin, 5 parts of active carbon, 10 parts of cyromazine, 0.3 part of DEET and 0.5 part of castor oil.
A preparation method of a high-efficiency mosquito and fly killing preparation comprises the following steps:
1. weighing kaolin and active carbon, adding the kaolin and the active carbon into a mixing barrel, starting a three-dimensional mixer to mix, controlling the rotating speed to be 100rpm, and mixing for 30min to obtain a mixture 1;
2. weighing cyromazine, adding the cyromazine into the mixture 1, adding the cyromazine into a mixing barrel, continuously mixing the cyromazine and the mixture by using a three-dimensional mixer, controlling the rotating speed to be 100rpm, and mixing the cyromazine for 25min to obtain a mixture 2;
3. crushing the mixture 2 by using an air flow crusher at a feeding speed of 50g/min and a crushing pressure of 0.7MPa to 1000 meshes to obtain a crushed mixture;
4. collecting the crushed mixture, adding the mixture into a mixing barrel, adding DEET and castor oil through a high-pressure spray head while mixing, continuing mixing for 30min after the addition is finished, and controlling the mixing rotation speed to be 100rpm to obtain the high-efficiency mosquito and fly killing preparation.
Example 4
A high-efficiency mosquito and fly killing preparation comprises the following components in parts by weight: 93.25 parts of kaolin, 5 parts of active carbon, 1 part of cyromazine, 0.25 part of DEET and 0.5 part of castor oil.
A preparation method of a high-efficiency mosquito and fly killing preparation comprises the following steps:
1. weighing kaolin and active carbon, adding the kaolin and the active carbon into a mixing barrel, starting a three-dimensional mixer to mix, controlling the rotating speed to be 100rpm, and mixing for 20min to obtain a mixture 1;
2. weighing cyromazine, adding the cyromazine into the mixture 1, adding the cyromazine into a mixing barrel, continuously mixing the cyromazine and the mixture by using a three-dimensional mixer, controlling the rotating speed to be 100rpm, and mixing the cyromazine for 25min to obtain a mixture 2;
3. crushing the mixture 2 by using an air flow crusher at a feeding speed of 10g/min and a crushing pressure of 0.8MPa to 1500 meshes to obtain a crushed mixture;
4. collecting the crushed mixture, adding into a mixing barrel, adding DEET and castor oil through a high-pressure spray head while mixing, continuously mixing for 30min after adding, and controlling the mixing speed to be 100rpm to obtain the high-efficiency mosquito and fly killing preparation.
Comparative example 1
Commercial cyromazine premix 1, manufacturer: sichuan Qianzhong medicine industry Co., ltd, product lot No. 20211219, content specification is 10%.
Comparative example 2
Commercial cyromazine premix 2, manufacturer: the agricultural animal pharmaceutical industry Co, the product batch number is 20210122, and the content specification is 10%.
Comparative example 3
A high-efficiency mosquito and fly killing preparation comprises the following components in parts by weight: 84.20 parts of kaolin, 5 parts of activated carbon and 1 part of cyromazine.
A preparation method of a high-efficiency mosquito and fly killing preparation comprises the following steps:
1. weighing kaolin and active carbon, adding into a mixing barrel, starting a three-dimensional mixer for mixing, and controlling the rotating speed to be 100rpm and the mixing time to be 20min to obtain a mixture;
2. adding cyromazine and the mixture into a mixing barrel, continuously mixing by using a three-dimensional mixer, controlling the rotating speed to be 100rpm, and mixing for 25min to obtain the high-efficiency mosquito and fly killing preparation.
Test example 1
The high efficiency mosquito and fly eradication formulations prepared in examples 1 to 4 and comparative examples 1 to 3 were tested for product stability, and the results were as follows:
the initial values of the cyromazine contents of the high-efficiency mosquito and fly killing preparations prepared in examples 1 to 4 and comparative examples 1 to 3 were measured, and then the preparations were dried at a high temperature of 105 ℃ for 30min, and then the cyromazine contents were measured and compared with the initial values of the cyromazine contents, and the results were as follows:
from the above results, after the high temperature treatment at 105 ℃ for 30min, the content decreases of comparative examples 1 and 2 are 4.47% and 7.59%, respectively, and the content decreases of examples 1 to 4 are 0.4 to 1.24%, respectively, so that the stability is greatly improved.
Test example 2
The product suspension of the high efficiency mosquito and fly eradication formulations prepared in examples 1 to 4 and comparative examples 1 to 3 was tested, and the test results were as follows:
adding the high-efficiency mosquito and fly killing preparations prepared in comparative examples 1-3 and examples 1-4 into normal-temperature tap water according to the concentration of the cyromazine of 1000ppm, uniformly stirring for 5min, standing for 4h after stirring to observe the suspension effect, so that a large amount of precipitates appear in comparative examples 1 and 2, no precipitate exists in examples 1-4, a uniform white suspension state is kept, and the upper layer liquid is respectively taken to detect the effective content of the cyromazine, and the results are as follows:
from the results, the effective content of the upper layer of the examples 1-4 can still reach 97.37-99.03% after standing for 4 hours, while the effective content of the comparative examples 1 and 2 is only 90.50% and 86.55%, and the difference is obvious;
the particle size distributions of examples 1 to 4 and comparative examples 1 to 3 were further examined, and the results were as follows:
the results show that the particle size difference is obvious and is also a key point for causing the difference of the suspension effect; the product of the invention can realize spraying and drinking administration by good suspension effect, can be mixed for administration, is suitable for various administration modes, and is convenient to use.
Test example 3
The high efficiency mosquito and fly killing formulations prepared in examples 1 to 4 and comparative examples 1 to 3 were tested for their mosquito and fly killing effects as follows:
selecting a farm for breeding 700 fattening pigs, averagely dividing the farm into 7 colony houses with 100 pigs in each colony house and 400m of land occupied by each colony house 2 ；
The method comprises the following steps of adopting a spraying mode to control mosquitoes and flies on site, respectively diluting the high-efficiency mosquito and fly killing preparations prepared in examples 1-4 and comparative examples 1-3 to the concentration of cyromazine of 100ppm to obtain a diluent, respectively spraying each colony house according to 0.1kg of the diluent per square meter, wherein spraying places comprise corridors, corners, walls, excrement, ponding places and the like of pigsties, recording the number of the mosquitoes stuck in 8 hours by using a mosquito sticking plate on site after spraying for 12 hours to compare the number change of the mosquitoes on site, and obtaining the following results:
the comparison of the data shows that the number of mosquitoes in the breeding environment is obviously reduced after the product of the invention is used.
After spraying for 4d, the number of flies stuck within 8h was recorded on site with a fly sticking board to compare the number of flies on site with the following results:
the comparison of the data shows that the number of flies in the culture environment is obviously reduced after the product is used, and the effect is obvious.
Test example 4
The high-efficiency mosquito and fly killing formulations prepared in examples 1 to 4 and comparative examples 1 to 3 were tested for additional functions, and the test results were as follows:
selecting 140 nursery pigs with the average day age of 100 days, averagely dividing the pigs into 7 groups, feeding each group by the same daily ration, respectively mixing the feeds of comparative examples 1-3 and examples 1-4 according to 2g/t of cyromazine, feeding each group of nursery pigs for 5 days continuously, ensuring that the daily ration feeding amount of each nursery pig is the same, continuously collecting daily gain during the use period, and detecting the daily ammonia concentration of a pigpen, wherein the results are as follows:
as can be seen from the above data, the ammonia concentration in the culture site can be significantly reduced in the examples 1 to 4 of the present invention under the same feeding conditions.
All percentages used in the present invention are mass percentages unless otherwise indicated.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (1)
1. The efficient mosquito and fly killing preparation is characterized by comprising the following components in parts by weight: 84.20-95.45 parts of kaolin, 3-5 parts of activated carbon, 1-10 parts of cyromazine, 0.2-0.3 part of DEET and 0.3-0.5 part of castor oil;
the preparation method of the high-efficiency mosquito and fly killing preparation comprises the following steps: preparing a mixture 1, preparing a mixture 2, preparing a mixture, and preparing a high-efficiency mosquito and fly killing preparation;
weighing kaolin and active carbon, adding the weighed kaolin and active carbon into a mixing barrel, starting a three-dimensional mixer to mix, controlling the rotating speed to be 50-100rpm, and mixing for 15-30min to obtain a mixture 1;
weighing cyromazine, adding the cyromazine into the mixture 1, adding the cyromazine into a mixing barrel, continuously mixing the cyromazine and the mixture by using a three-dimensional mixer, controlling the rotating speed to be 50-100rpm, and mixing the cyromazine for 15-25min to obtain a mixture 2;
the method for preparing the mixture comprises the steps of crushing the mixture 2 by using an air flow crusher at a feeding speed of 10-50g/min and a crushing pressure of 0.7-0.8MPa to 1000-1500 meshes to obtain a crushed mixture;
the preparation method of the efficient mosquito and fly killing preparation comprises the steps of collecting crushed mixture, adding the mixture into a mixing barrel, adding DEET and castor oil through a high-pressure spray head while mixing, continuing mixing for 20-30min after adding, and controlling the mixing speed to be 50-100rpm to obtain the efficient mosquito and fly killing preparation.
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|---|---|---|---|---|
| US4225598A (en) * | 1976-08-19 | 1980-09-30 | Ciba-Geigy Corporation | 2-Cyclopropylamino-4,6-diamino-s-triazine |
| CN105961380A (en) * | 2016-05-14 | 2016-09-28 | 成都科利隆生化有限公司 | Water dispersible granule and anhydrous preparation technology thereof |
| CN107384208A (en) * | 2016-05-15 | 2017-11-24 | 谢菊荣 | A kind of mosquito repellent coating |
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