CN110123803A - The application and control agent, preparation method, control method of a kind of good fortune U.S. potassium as insecticide - Google Patents

The application and control agent, preparation method, control method of a kind of good fortune U.S. potassium as insecticide Download PDF

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CN110123803A
CN110123803A CN201910539055.2A CN201910539055A CN110123803A CN 110123803 A CN110123803 A CN 110123803A CN 201910539055 A CN201910539055 A CN 201910539055A CN 110123803 A CN110123803 A CN 110123803A
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potassium
good fortune
control agent
agent
control
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程超
刘军
褚旭东
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MIANYANG INSTITUTE OF AGRICULTURE SCIENCES
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    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01KANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K61/00Culture of aquatic animals
    • A01K61/10Culture of aquatic animals of fish
    • A01K61/13Prevention or treatment of fish diseases
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00Medicinal preparations containing organic active ingredients
    • A61K31/325Carbamic acids; Thiocarbamic acids; Anhydrides or salts thereof
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P33/00Antiparasitic agents
    • A61P33/14Ectoparasiticides, e.g. scabicides
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/58Treatment of water, waste water, or sewage by removing specified dissolved compounds
    • C02F1/62Heavy metal compounds
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00Nature of the contaminant
    • C02F2101/10Inorganic compounds
    • C02F2101/20Heavy metals or heavy metal compounds
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/20Nature of the water, waste water, sewage or sludge to be treated from animal husbandry
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/80Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
    • Y02A40/81Aquaculture, e.g. of fish

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  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
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  • General Chemical & Material Sciences (AREA)
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  • Animal Husbandry (AREA)
  • Tropical Medicine & Parasitology (AREA)
  • Marine Sciences & Fisheries (AREA)
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Abstract

A kind of application the invention discloses good fortune U.S. potassium as fishing medicine insecticides;Kill fish vermin control agent, raw material include weight percent be purity be 50% good fortune U.S. potassium 60% and remaining be solvent;The preparation method of control agent weighs the good fortune U.S. potassium, bleeding agent, surfactant and solvent by weight percentage, spare;After the good fortune U.S. potassium and bleeding agent are mixed and stirred for uniformly, solvent is added;Surfactant is added and walks in resulting solution and is uniformly mixed;Dosage is 0.15mL/m by control method3~0.2mL/m3Control agent uniformly splash in pond, the use of the control agent.Application and control agent, preparation method, control method of a kind of good fortune U.S. potassium of the present invention as insecticide, new application field is opened up, control agent does not pollute aquatic environment, drug residue free in aquatic livestock body, the protective agents for preventing and treating aquatic livestock vermin, and safety and low toxicity, pharmacological action is strong, has significant killing effect to fish Trichodina.

Description

The application and control agent, preparation method, prevention and treatment of a kind of good fortune U.S. potassium as insecticide Method
Technical field
The invention belongs to fish pest control technical fields, specifically, are related to a kind of good fortune U.S. potassium as insecticide Using and control agent, preparation method, control method.
Background technique
Currently, treatment fish trichodinasis has changed a lot, since insecticidal materials research and development strength is weak for many years, have The insecticidal materials of effect are short of, and trichodinasis substance produces the factors such as very strong drug resistance to existing drug, excessive excessively indiscriminate Application, not only increases dispenser cost, can also pollute aquatic environment, keeps medicament residue in the Fish of cultivation exceeded.Somely Square trichodinasis infects plus secondary venereal bacteria at this time often at obstinate, persistent ailment again and again is dragged long, makes one not knowing It is arranged.
Now, the dispenser cost of breeding production greatly improves, to improve the cost entirely breeded fish.Many people generally recognize It is increasingly difficult to for fish feeding, and the majority of consumers then generally believe that the medicament residue of cultured fishes is also higher and higher.When not When expose that aquatic products medicine is residual exceeded or Misuse forbidden drugs, make the aquatic products dealer of this own meagre profit disappointing.
Present fishing medicine market, is also using always some drug investment decades for being used for trichodinasis treatment so far, The drug resistance of its pathogen greatly enhances.If copper sulphate and mixture of ferrous sulfate treat Trichodina, at eighties of last century 50 or six ten years In generation, is developed, and till now always, treatment Trichodina still uses copper sulphate.When just beginning to use, copper sulphate treats Trichodina Effect is fine, but as Trichodina gradually enhances its drug resistance, dosage therapeutic effect originally subtracts greatly, such as improves copper sulphate and applies Pharmaceutical quantities may then undermine fish again.
Since the shortcoming of fishing medicine R&D work, the especially R&D work of trichodinasis drug are even more weak, common one A little drugs for example zinc sulfate, formalin, potassium permanganate, methylenum careuleum, sulphur, avermectin, ivermectin, pyrethroids class, phoxim, Trichlorphon etc. does not cover fishing medicine research and development work although some chemical products and veterinary drug pesticide get the nod as fishing medicine The shortcoming of work.Most drugs all lose drug effect in these drugs at present.Originally it is relatively good that some Trichodina curative effects were treated Drug, such as mercurous nitrate is listed in that banning drugs are inaccurate to be used now, alternative medicine is short of again or alternative medicine need into The research and development of one step are perfect.Why trichodinasis is difficult to cure as persistent ailment in breeding production, in that the missing of its alternative medicine.
For the demand for adapting to economic development and market comsupton, urgent need find it is a kind of do not pollute aquatic environment, aquatic livestock without Medicament residue, the protective agents for preventing and treating aquatic livestock vermin.
Summary of the invention
In order to solve the above technical problems, the purpose of the present invention is to provide a kind of good fortune U.S. potassium as insecticide application and Control agent, preparation method, control method, have opened up new application field, and control agent does not pollute aquatic environment, in aquatic livestock body Drug residue free, the protective agents for preventing and treating aquatic livestock vermin, and safety and low toxicity, pharmacological action is strong, posts fish It is infested that there is significant killing effect.
What the object of the invention was realized in:
One, application of a kind of good fortune U.S. potassium as fishing medicine insecticides.
Preferably, above-mentioned insecticide is for killing fish vermin.
Further, above-mentioned helminth includes Trichodina.(note: if to there is other helminths also to have certain effect, it can Addition).
Two, a kind of control agent for killing fish vermin, key are: raw material includes that weight percent is purity It is solvent for 50% good fortune U.S. potassium 60% and remaining.
Preferably, above-mentioned raw materials further include bleeding agent, surfactant, and the weight percent of each raw material is that purity is 50% good fortune U.S. potassium 60%, bleeding agent 10~20%, surfactant 5~10%, remaining be solvent.The content of good fortune U.S. potassium at this time It is 30%.
Preferably, above-mentioned bleeding agent is JFC.
Preferably, above-mentioned surfactant is Tween-80.
Preferably, above-mentioned solvent is water.
Preferably, above-mentioned control agent is for killing fish vermin.
Three, a kind of preparation method of above-mentioned control agent, key are to comprise the steps of:
A, the good fortune U.S. potassium, bleeding agent, surfactant and solvent are weighed by weight percentage, it is spare;
B, after being mixed and stirred for the good fortune U.S. potassium and bleeding agent uniformly, solvent is added;
C, surfactant is added in the resulting solution of step b and is uniformly mixed to get control agent.
Four, a kind of control method of fish ectoparasites, key are: above-mentioned control agent is uniformly splashed in pond In, the dosage of the control agent are as follows: 0.15mL/m3~0.2mL/m3
The utility model has the advantages that
Application and control agent, preparation method, control method of a kind of good fortune U.S. potassium of the present invention as insecticide, have been opened up new Application field, control agent do not pollute aquatic environment, drug residue free, prevention and treatment aquatic livestock vermin in aquatic livestock body Protective agents, and safety and low toxicity, pharmacological action is strong, has significant killing effect to fish Trichodina, good fortune U.S. potassium can also As de- cadmium chelating agent, Heavy Metals in Waters content is reduced, promotes water quality.
Specific embodiment
Below with reference to embodiment and test result, the invention will be further described.
Embodiment 1:
One, kill the control agent of fish vermin, raw material selects: purity for 50% good fortune U.S. potassium, bleeding agent be JFC, surfactant are Tween-80 and aqueous solvent, the weight percent of each raw material be good fortune U.S. potassium 60%, bleeding agent 10%, Surfactant 5%, solvent 25%.
Two, preparation method:
A, the good fortune U.S. potassium, bleeding agent, surfactant and solvent are weighed by weight percentage, it is spare;
B, after being mixed and stirred for the good fortune U.S. potassium and bleeding agent uniformly, solvent is added;
C, surfactant is added in the resulting solution of step b and is uniformly mixed to get control agent.
Three, control method is that the control agent being prepared uniformly is splashed in pond, the dosage of the control agent Are as follows: 0.15mL/m3~0.2mL/m3
Embodiment 2:
One, kill the control agent of fish vermin, raw material selects: purity for 50% good fortune U.S. potassium, bleeding agent be JFC, surfactant are Tween-80 and aqueous solvent, the weight percent of each raw material be good fortune U.S. potassium 60%, bleeding agent 20%, Surfactant 10%, solvent 10%.
Two, preparation method:
A, the good fortune U.S. potassium, bleeding agent, surfactant and solvent are weighed by weight percentage, it is spare;
B, after being mixed and stirred for the good fortune U.S. potassium and bleeding agent uniformly, solvent is added;
C, surfactant is added in the resulting solution of step b and is uniformly mixed to get control agent.
Three, control method is that the control agent being prepared uniformly is splashed in pond, the dosage of the control agent Are as follows: 0.15mL/m3~0.2mL/m3
Embodiment 3:
One, the control agent of fish vermin is killed, raw material selection: provides purity by Zhuzhou Fu Er Chemical Co., Ltd. It is Tween-80 and aqueous solvent for 50% good fortune U.S. potassium, bleeding agent JFC, surfactant, the weight percent of each raw material is Good fortune U.S. potassium 60%, bleeding agent 16%, surfactant 9%, solvent 15%.
Two, preparation method:
A, the good fortune U.S. potassium, bleeding agent, surfactant and solvent are weighed by weight percentage, it is spare;
B, after being mixed and stirred for the good fortune U.S. potassium and bleeding agent uniformly, solvent is added;
C, surfactant is added in the resulting solution of step b and is uniformly mixed to get control agent.
Three, control method is that the control agent being prepared uniformly is splashed in pond, the dosage of the control agent Are as follows: 0.15mL/m3~0.2mL/m3
Embodiment 4:
One, the control agent of fish vermin is killed, raw material selection: provides purity by Zhuzhou Fu Er Chemical Co., Ltd. For 50% good fortune U.S. potassium and aqueous solvent, the weight percent of each raw material is good fortune U.S. potassium 60% and solvent 40%.
Two, preparation method:
A, the good fortune U.S. potassium and solvent are weighed by weight percentage, it is spare;
B, after the good fortune U.S. potassium and solvent being mixed and stirred for uniformly;Up to control agent.
Three, control method is that the control agent being prepared uniformly is splashed in pond, the dosage of the control agent Are as follows: 0.15mL/m3~0.2mL/m3
Embodiment 5: test and conclusion
Test one, acute toxicity test of the good fortune U.S. potassium to crucian
1 materials and methods
1.1 material
1.1.1 test sample
The good fortune U.S. potassium that purity is 50% is provided by Zhuzhou Fu Er Chemical Co., Ltd..
1.1.2 experimental animal
The requirement of crucian used in testing is physical strong, and specification is uniform, 3.5~5g of weight.Concentration 20mg.L is used after buying back-1's K2MnO415~20min of dipping temporarily supports 7d or so in aquarium, feeds daily 1~2 time after pulling out, the feed (experiment of investment Make feed by oneself in room) it eats up and is limited in 10min.Carry out toxicity test again after adapting to laboratory environment condition.
1.1.3 test apparatus
Hundred a ten thousandth electronic balance of ALC-1100.2, Beijing Sai Duolisi instrument system Co., Ltd;KQ-500E type is super Sound wave washer;5~10 μ L, 20~200 μ L pipettors: VoluMate, Made inGermany;Automatic temperature control heating rod, Zhejiang The production of river Zhoushan fishing gear factory;Plastic tub (volume 8L) etc..
1.2 test method
1.2.1 experimental condition
Using hydrostatic formula test method(s), every basin adds the tap water 5L, pH 7.2 of abundant waterfall gas, and control water temperature is 25 ± 1 DEG C, first It is added after test medical fluid mixes well and adds test with fish, every basin puts 10 tails in a suitable place to breed.After putting fish in a suitable place to breed, it is desirable that dissolved oxygen in water is kept to exist 5mg.L-1More than.For the drug concentration kept constant, every changing water dosing again for 24 hours.
1.2.2 the setting of trial drug concentration
Firstly, trial test is repeated, the approximate range of formal test liquor strength is determined, i.e., test fish is interior for 24 hours complete Liquor strength (the 3.5mg.L that portion is poisoned to death-1) and 96h in do not send out dead liquor strength (2.0mg.L-1).Then in prerun On the basis of testing, in 2.0~3.5mg.L of liquor strength-1In range by log concentration equal difference (tolerance d=0.0304) insertion 2.145, 2.300、2.467、2.646、2.838、3.044、3.264mg.L-1Seven concentration tests groups carry out formal test, observe each dense Spend the situation of being poisoned to death of lower test fish.
It observes and records the death condition of test fish at any time during test, such as finds that ichthyism is dead, should pull out immediately, with Exempt to influence water quality, influences test result.The method for judging fish death is to use glass after fish ceases breathing (opercular movement stopping) The caudal peduncle portion of stick or tweezers tap fish can determine whether death if fish body does not generate any stress reaction within 3min.
During test statistics for 24 hours, in 48h, 72h and 96h under each drug concentration test fish death condition.During test It should keep quite, avoid any interference to test fish as far as possible.When the death rate of control group is less than 5%, examination in each period The death rate for testing fish can be corrected not;If the death rate of control group is greater than 5%, it should correct, updating formula uses Abbott Formula;If the control group death rate after searching reason, re-starts toxicity test up to 20% or more.
Abbott formula: p=p '-C/1-C
P: corrected mortality, the i.e. sheerly drug-induced death rate
P ': the test group death rate, i.e. natural cause and the drug-induced death rate
C: the control group death rate, the i.e. death rate caused by natural cause
1.2.3 good fortune U.S. potassium minimum lethal concentration range, half lethal concentration (LC50)
It observes and records for examination fish in the death condition for 24 hours, in 48h, 72h and 96h, test fish each period starts to occur Dead minimum concentration and next concentration are the minimum lethal concentration range of the period, and calculate lethality.Utilize straight line The Return Law, with the linear regression equation y=a+bx (log concentration of x- drug concentration;The probability unit that the y- death rate is converted into;A, B is respectively the intercept and slope of straight line.), find out a and b, the calculation formula of a and b are as follows:
K: the group number of drug concentration (death rate does not count for the concentration of 0 and 100%)
After finding out a, b, regression equation can be determined, then again by the side of bringing into probability unit y=5.0 of 50% death rate Journey finds out x, takes its antilogarithm, just obtains the LC in the time50, and calculate its 95% fiducial limit, formula are as follows:
In formula:
N: for the animal number of examination (death rate does not count for the concentration of 0 and 100%)
X:LC50The logarithm of value
1.2.4 the calculating of good fortune U.S. potassium safe concentration
Safe concentration is calculated according to Turbell formula:
2 results and analysis
2.1 good fortune U.S. potassium half lethal concentration (LC50)
2.1.1 each experimental concentration of good fortune U.S. potassium is in different time to crucian intoxicating situation
Each trial drug concentration is shown in Table 1 in the crucian death condition for 24 hours, in 48h, 72h and 96h.It is in drug concentration 3.264mg.L-1High concentration test group, clearly, there is Novel presentation, crucian in 2h or so after medication for test fish toxic reaction Head is emerged, is then slow in action, sidestream occurs, starts to benumb shortly after, disequilibrium, abdomen is upward and dead. It is 2.467mg.L in concentration-1In low concentration test group below, crucian performance is quieter, is quick on the draw to the external world, and activity is just Often.
Be poisoned to death result of the 1 good fortune U.S. potassium of table to crucian
2.1.2 minimum lethal concentration range, half lethal concentration (LC50)
Various concentration test medical fluid is counted in the death condition for 24 hours, in 48h, 72h and 96h, the results are shown in Table 2, it can be seen that For 24 hours, in 3 periods of 48h and 72h, minimum lethal concentration range is 2.467~2.646mg.L-1, lethality be 10%~ 20%.
Acute toxicity result of the 2 good fortune U.S. potassium of table to crucian
Each experimental concentration is taken into its logarithm, obtains its log concentration, and the percentage that each period test fish is poisoned to death It tables look-up to obtain its probability value, the drug concentration logarithm of each period and its probability value of the corresponding death rate is substituted into formula, found out Regression equation can calculate the half lethal concentration (LC of each period50) and its LC5095% fiducial limit, the results are shown in Table 3. As shown in Table 3, for 24 hours in resulting regression equation are as follows: y=-7.721+25.2451x, LC50=3.1908mg.L-1, 95% It is credible to be limited to 3.0472~3.3412mg.L-1;Resulting regression equation in 48h are as follows: y=-6.1856+23.5109x, LC50 =2.9909mg.L-1, 95% credible be limited to 2.8655~3.1218mg.L-1;Resulting regression equation in 72h are as follows: y=- 6.9536+25.2451x LC50=2.9751mg.L-1, 95% credible be limited to 2.8412~3.1153mg.L-1;Institute in 96h The regression equation obtained are as follows: y=-7.5409+27.6842x, LC50=2.8379mg.L-1, 95% it is credible be limited to 2.7208~ 2.9601mg.L-1
The LC of each period of table 350And its 95% fiducial limit
Test period Linear regression equation LC50(mg.L-1) 95% fiducial limit (mg.L-1)
For 24 hours Y=-7.721+25.2451x 3.1908 3.0472~3.3412
48h Y=-6.1856+23.5109x 2.9909 2.8655~3.1218
72h Y=-6.9536+25.2451x 2.9751 2.8412~3.1153
96h Y=-7.5409+27.6842x 2.8379 2.7208~2.9601
2.2 safe concentration calculated results
Good fortune U.S. potassium is calculated to the safe concentration of crucian according to Turbell formula,
Test two:
Control agent without bleeding agent and surfactant is killing the pharmacodynamics test in fish vermin
1 materials and methods
1.1 material
1.1.1 experimental animal
Host's model is goldfish (Carassius auratus), and it is Mianyang agricultural sciences that helminth model, which is Trichodina, Research institute's aquatic products laboratory live population;Infection goldfish weight is respectively less than 5g, from the red and expert rich rosy clouds culture sightseeing fish farm in Wenjiang.
1.1.2 test sample
The control agent of bleeding agent and surfactant is free of by the preparation of embodiment 4.
1.2 kill Trichodina activity test method
Living body goldfish sampling microscopy observation to Trichodina has been infected, when the quantity average 60 of goldfish gill portion wheel insect infection Pharmacodynamic test can be carried out when~100/tail.
10 plastic tubs for the use of volume being 10L contain into abundant aeration underground water 8L, pH 7.0~7.5, control water temperature 25 ± 1 DEG C, 30 tail of goldfish infected with Trichodina is launched respectively.The use concentration of setting good fortune U.S. potassium carries out prerun on a large scale first It tests, is reset further according to the effective concentration of desinsection according to gradient increasing or decreasing, be separately added into each acute drug and stir equal Even, when 48h, takes the film-making of goldfish holobranch, microscopy, and observation, to the killing effect of Trichodina, it is effectively dense to count highest under various concentration Degree, highest killing rate.Test is repeated 3 times, and sets control group.
2 results and analysis
(1) control group
The control group fish set up in test progress is generally 30 tails, inspects 10 tails by random samples immediately in 0h, 48h of test respectively, solves Cut open holobranch microscopy statistics infection Trichodina par.In the 0h microscopy of test, Trichodina par is 74/tail, test 48h is carried out, Trichodina par is 86/tail.The killing rate of helminth is calculated with the result of each drug monitoring with this.
(2) good fortune U.S. potassium kills result to Trichodina
4 good fortune U.S. potassium of table is in 48h to Trichodina killing effect
Good fortune U.S. potassium the results are shown in Table 4 48h killing Trichodina.From table 4, it can be seen that good fortune U.S. potassium is 0.1mg/L when concentration When, insecticidal power is weaker, and only 51.5%;When concentration is 0.15~0.4mg/L, killing rate is dense up to 98.8%~100% Killing rate is 100% when degree is 0.4mg/L, and is safe to fish.
From the results show that good fortune U.S. potassium is 0.7884mg.L to the safe concentration of crucian-1, in conjunction with the effective agent for killing Trichodina Amount is 0.15mg.L-1-0.2mg.L-1
Test three:
Control agent containing bleeding agent and surfactant is killing the pharmacodynamics test in fish vermin
1 materials and methods
1.1 material
1.1.1 experimental animal
Host's model is goldfish (Carassius auratus), and it is Mianyang agricultural sciences that helminth model, which is Trichodina, Research institute's aquatic products laboratory live population;Infection goldfish weight is respectively less than 5g, from the red and expert rich rosy clouds culture sightseeing fish farm in Wenjiang.
1.1.2 for reagent product
The control agent containing bleeding agent and surfactant is prepared according to the method for embodiment 1 or 2 or 3.
1.1.3 instrument and equipment
XH-B vortex mixer: healthy medical apparatus Co., Ltd, Jiangyan City;BX41 optical microscopy: OLYMPUS.Made in Japan;Sartorius AG's a ten thousandth electronic balance;Temperature regulating device.
1.2 test method
10 plastic tubs for the use of volume being 10L contain into abundant aeration underground water 8L, pH 7.0~7.5, control water temperature 25 ± 1 DEG C, 30 tail of goldfish infected with Trichodina is launched respectively.The use concentration of setting good fortune U.S. potassium control agent carries out on a large scale first Trial test resets according to gradient increasing or decreasing further according to the effective concentration of desinsection, is separately added into each acute drug and stirs It mixes uniformly, when 48h takes the film-making of goldfish holobranch, microscopy, and to the killing effect of Trichodina under various concentration, counting highest has for observation Imitate concentration, highest killing rate.Test is repeated 3 times, and sets control group.Method is the same as test two.
2 results
2.1 control group
The control group fish set up in test progress is generally 30 tails, inspects 10 tails by random samples immediately in 0h, 48h of test respectively, solves Cut open holobranch microscopy statistics infection Trichodina par.In the 0h microscopy of test, Trichodina par is 80.3/tail, examination It tests and carries out 48h, Trichodina par is 83.6/tail.Helminth is calculated with the result of this and the measurement of drug various concentration Killing rate.
2.2 good fortune U.S. potassium control agents kill fish external parasite preventing and treating agent and kill result to Trichodina
5 good fortune U.S. potassium control agent of table kills fish external parasite preventing and treating agent in 48h to Trichodina killing effect
Good fortune U.S. potassium is killed fish external parasite preventing and treating agent (good fortune U.S. potassium content 30%) and is seen in the result that 48h kills Trichodina Table 5.As can be seen from Table 5, when concentration is 0.1mL/m3When, certain killing rate is shown, is 60.8%;When concentration is 0.15mL/m3When, killing rate is up to 100%, concentration 0.5mL/m3When killing rate be 100%, and be safe to fish.
This result of study shows that 30% good fortune U.S. potassium control agent kills fish external parasite preventing and treating agent to the Trichodina of fish With significant killing effect, concentration 0.15mL/m3, killing rate shows that the control agent is a kind of application prospect up to 100% Good pesticide for fish.
3 discuss:
Comparative test two and test three the result shows that, 30% good fortune U.S. potassium kill fish external parasite preventing and treating agent to fish Trichodina has significant killing effect, pesticidal concentration 0.15mL/m3, killing rate is up to 100%, under the concentration, conversion Cheng Chunfu U.S. potassium application rate is 0.045mg.L-1, lower than the 0.1mg.L of pure monomer good fortune U.S. potassium in test two-1Dosage, illustrate to prevent and treat The drug effect of good fortune U.S. potassium is significantly improved after bleeding agent and surfactant is added in agent, reduces the dosage of good fortune U.S. potassium.
Test example four:
Good fortune U.S. potassium and market routine fishing medicine insecticidal effect comparative test
1 materials and methods
1.1 material
1.1.1 experimental animal
Host's model is goldfish (Carassius auratus), and it is Mianyang agricultural sciences that helminth model, which is Trichodina, Research institute's aquatic products laboratory live population;Infection goldfish weight is respectively less than 5g, from the red and expert rich rosy clouds culture sightseeing fish farm in Wenjiang.
1.1.2 test sample
The control agent of bleeding agent and surfactant is free of by the preparation of embodiment 4.
Cypermethrin, content 4.5%, market purchase, the production of Shanxi Zheng Yue chemical industry pharmaceutcal corporation, Ltd.Ambam (45%), market is bought, and international chemical industry Group Plc production is contained in Jiangsu ten thousand.
1.1.3 instrument and equipment
XH-B vortex mixer: healthy medical apparatus Co., Ltd, Jiangyan City;BX41 optical microscopy: OLYMPUS.Made in Japan;Sartorius AG's a ten thousandth electronic balance;Temperature regulating device.
1.2 test method
10 plastic tubs for the use of volume being 10L contain into abundant aeration underground water 8L, pH 7.0~7.5, control water temperature 25 ± 1 DEG C, 30 tail of goldfish infected with Trichodina is launched respectively.It is incremented by first according to the known of drug using concentration progress gradient Or successively decrease, be separately added into each acute drug and stir evenly, when 48h, takes the film-making of goldfish holobranch, microscopy, observes under various concentration To the killing effect of Trichodina, highest effective concentration, highest killing rate are counted.Test is repeated 3 times, and sets control group.Method is same Test example two.
2 results
2.1 control group
The control group fish set up in test progress is generally 30 tails, inspects 10 tails by random samples immediately in 0h, 48h of test respectively, solves Cut open holobranch microscopy statistics infection Trichodina par.Trichodina par is 68.5/tail and 73.2/tail.With this with The result of each acute drug measurement calculates the killing rate of helminth.
2.2 two kinds of drugs kill result to helminth
As can be seen from Table 6, for 2 kinds of insecticidal materials when testing 48h, the concentration of ambam is 0.75g/m3When, killing rate Just arrive to 100%;Cypermethrin 0.1g/m3When, killing rate 73.6%, but there is 60% fish death.And combine examination 3 good fortune U.S. potassium control agent of example is tested in 0.15mL/m3, killing rate 100%, it can be seen that than two kinds comparison medicines of good fortune U.S. potassium control agent The good disinsection effect of product, is significantly higher than the insecticidal effect of ambam and cypermethrin, and good fortune U.S. potassium control agent is a kind of killing fish The economic fishing medicine of Trichodina very high activity.
6 two kinds of insecticidal materials 48h of table kill result to Trichodina
Finally, it should be noted that foregoing description is only the preferred embodiment of the present invention, there are also the common skills of this field Art personnel under the inspiration of the present invention, without prejudice to the purpose of the present invention and the claims, can make a variety of similar Expression, such transformation falls within the scope of protection of the present invention.

Claims (10)

1. a kind of application of good fortune U.S. potassium as fishing medicine insecticides.
2. application according to claim 1, it is characterised in that: the insecticide is for killing fish vermin.
3. application according to claim 2, it is characterised in that: the helminth includes Trichodina.
4. a kind of control agent for killing fish vermin, it is characterised in that: it be purity is 50% that raw material, which includes weight percent, Good fortune U.S. potassium 60% and remaining be solvent.
5. control agent according to claim 4, it is characterised in that: the raw material further includes bleeding agent, surfactant, respectively The weight percent of a raw material be purity be 50% good fortune U.S. potassium 60%, bleeding agent 10 ~ 20%, surfactant 5 ~ 10%, remaining be Solvent.
6. control agent according to claim 4, it is characterised in that: the bleeding agent is JFC.
7. control agent according to claim 4, it is characterised in that: the surfactant is Tween-80, and the solvent is Water.
8. control agent according to claim 4, it is characterised in that: for killing fish vermin.
9. a kind of preparation method of the described in any item control agents of claim 5 ~ 8, it is characterised in that comprise the steps of:
A, the good fortune U.S. potassium, bleeding agent, surfactant and solvent are weighed by weight percentage, it is spare;
B, after being mixed and stirred for the good fortune U.S. potassium and bleeding agent uniformly, solvent is added;
C, surfactant is added in the resulting solution of step b and is uniformly mixed to get control agent.
10. a kind of control method of fish vermin, it is characterised in that:
The described in any item control agents of claim 5 ~ 9 are uniformly splashed in pond, the dosage of the control agent are as follows: 0.15mL/m3~0.2mL/m3
CN201910539055.2A 2019-06-21 2019-06-21 The application and control agent, preparation method, control method of a kind of good fortune U.S. potassium as insecticide Pending CN110123803A (en)

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1850628A (en) * 2006-05-16 2006-10-25 曾小华 Water area water-quality improver
CN101821204A (en) * 2007-08-08 2010-09-01 通用电气公司 Method for controlling microbial biofilm in aqueous systems
CN103548854A (en) * 2013-10-16 2014-02-05 曾立雄 Alkaloid compound preparation for water purification, sterilization, disinfection and disinsection
CN105712916A (en) * 2016-01-22 2016-06-29 石家庄市绿丰化工有限公司 Copper dithiocarbamate derivative and preparation and application thereof

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1850628A (en) * 2006-05-16 2006-10-25 曾小华 Water area water-quality improver
CN101821204A (en) * 2007-08-08 2010-09-01 通用电气公司 Method for controlling microbial biofilm in aqueous systems
CN103548854A (en) * 2013-10-16 2014-02-05 曾立雄 Alkaloid compound preparation for water purification, sterilization, disinfection and disinsection
CN105712916A (en) * 2016-01-22 2016-06-29 石家庄市绿丰化工有限公司 Copper dithiocarbamate derivative and preparation and application thereof

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Application publication date: 20190816