CN1009795B - Silkworm disinfectant - Google Patents
Silkworm disinfectantInfo
- Publication number
- CN1009795B CN1009795B CN 87103532 CN87103532A CN1009795B CN 1009795 B CN1009795 B CN 1009795B CN 87103532 CN87103532 CN 87103532 CN 87103532 A CN87103532 A CN 87103532A CN 1009795 B CN1009795 B CN 1009795B
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- silkworm
- disinfactant
- agent
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- talcum powder
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Abstract
The present invention relates to a silkworm disinfectant for disinfecting silkworm houses, silkworm instruments, silkworm beds and silkworm bodies during sericulture production and preventing silkworm diseases. The silkworm disinfectant is prepared by uniformly mixing trichloroisocyanuric acid or trichlorobenzene fulminuric acid as the main body, a stabilizing agent and a chaotropic agent. The disinfecting effect and the disease prevention effect of the disinfectant are superior to those of common disinfectants used in the existing sericulture production, and the silkworm disinfectant has the advantages of fast dissolution speed, high stability, long medicine acting period and no influence on the growth of silkworm as well as the quality of silkworms.
Description
The present invention relates to a kind of disinfactant for silkworm, be used for the sterilizing prevent disease that silkworm already produces silkworm room, rearing instrument, silkworm rearing bed or silkworm body.
The disinfactant for silkworm that often uses is bleaching powder or formalin at present.Though these two kinds of disinfectants have Disinfection Effect preferably, exist poor stability, be difficult to preserve shortcoming such as excitant is big.
Chlorinated isocyanurates class medicine is a kind of novel sterilization, the bleaching agent that the fifties occurs in the world.This medicine series comprises: sym-closene, dichlord isocyanurice acid, sodium dichloro cyanurate etc.This class medicine makes its purposes increasingly extensive because pathogene such as bacterium, virus, fungi and algae are had the very strong ability of killing and decoloration performance.From middle fifties, many in the world countries are used for aspects such as family disinfection, washing, de-sludging, deodorizing to this class medicine, enlarge the sterilization that is used for communal facilitys such as hospital, dining room later on again.The seventies is domestic, and (Puritabs is used to the sterilizing prevent disease of breeding silkworms, and multiple pathogene such as virus, fungi, bacterium are all had killing action, and control efficiency is better with dichlord isocyanurice acid (anti-dissipate) and sodium dichloro cyanurate; But exist shortcomings such as poor stability, lower, the molten speed of solvability are slow, excitant is big, corrosivity is stronger.
In the chlorinated isocyanurates class medicine, with the available chlorine content the highest (85～90%) of sym-closene, its drug effect is also the strongest, but because its solvability is lower, preserves and poor stability, and its effect is restricted.
Purpose of the present invention is exactly for solving the problem of above-mentioned existence, making this good disinfecting drug of sym-closene be used for silkworm and already produce.
Content of the present invention is a kind of with sym-closene or disinfactant for silkworm of doing for the main body composition with the sym-closene and the method and the application thereof of making this disinfectant.
When this disinfactant for silkworm is the main body composition with the sym-closene, in the main body composition, add stabilizing agent and chaotropic agent.Stabilizing agent is a talcum powder, and chaotropic agent is made up of sodium bicarbonate and boric acid.The main body composition plays the sterilizing prevent disease effect, and stabilizing agent and chaotropic agent play a part stable and promote dissolving.
The composition of this disinfactant for silkworm (weight %) is:
80-98.9 sym-closene
The 1-2 talcum powder
0.05-8 sodium bicarbonate
0.05-10 boric acid
The best of this disinfactant for silkworm is formed (weight %):
98 sym-closenes
1.5 talcum powder
0.3 sodium bicarbonate
0.2 boric acid
The manufacture method of this disinfactant for silkworm is:
1. sodium bicarbonate and boric acid are ground to form powdery respectively, mix to mix thoroughly then and make chaotropic agent.
2. after the stabilizing agent talcum powder being ground to form powdery, mix to mix in the above-mentioned chaotropic agent and mix thoroughly.
3. after main body composition sym-closene being ground to form powdery, mix again with the mixture of chaotropic agent with the aforementioned stable agent and to mix thoroughly, be i.e. the preparation cost disinfactant for silkworm.
This disinfactant for silkworm can be processed into pulvis after preparation, solution, volatile dose or mix into mixing powder thoroughly with lime (or talcum powder).
This disinfactant for silkworm is used in the place of easy the to be living bacterium morbidity of silkworm room, rearing instrument, silkworm rearing bed and silkworm body, and its using method is as follows:
When being used for the silkworm room disinfection of tools for silkworm rearing, 50-250 being restrained this disinfactant for silkworm be dissolved in 50 kg of water, it is fully dissolved.The concentration expressed in percentage by weight of solution is 0.1-0.5%.The disinfection of silkworm rearing room atomizers spray, 200 milliliters of every square metre of spraying liquids.Disinfection of tools for silkworm rearing keeps rearing instrument above moisture state half an hour then with the soup dipping.
Disinfection of silkworm rearing room is the available gas sterilization also, and 1 this disinfactant for silkworm of gram is placed unlimited vessel, pours 10 ml ethanols immediately into, or 20 milliliters of liquor, and the silkworm room can be reached Disinfection Effect airtight half an hour.
When being used for silkworm fiber crops disinfection of silkworm body, fully mix 25～50 these disinfactant for silkworm of gram and the new fresh lime or the talcum powder of 2.5 kilograms sieve (200 orders) thoroughly its mixed weight than for 1-2%, be used for rising each age silkworm, contain the sterilization of food silkworm and matured silkworm silkworm body, silkworm rearing bed.During sterilization medicine packed in the bundle, evenly is sprinkling upon on silkworm body, the silkworm rearing bed, see one deck thin " frost " to naked eyes till.
White muscardine, aspergillus disease, matter type or pathogene such as caryogram pus illness, bacteriosis during sym-closene is already produced silkworm have good disinfection efficacy, add stabilizing agent and chaotropic agent preparation cost disinfactant for silkworm in sym-closene after, its Disinfection Effect is better.
We have done following test with this disinfactant for silkworm of best proportioning.Former medicine in the test refers to sym-closene, and this disinfactant for silkworm refers to be added with in the sym-closene stabilizing agent and chaotropic agent.
One, aspect the disinfection effect test of fungoid disease substance:
1, the killing power of fungoid disease substance is measured:
With raw silk behind hot air sterilization, immerse respectively in the bacterium liquid of white muscardine, aspergillus disease, take out then and dry, the raw silk concentration of will carrying disease germs is 1.5%, this disinfactant for silkworm soup impregnation process of 2%, to going out, cultivate (the bacterium cultivation temperature is: 25 ℃ of white muscardines, 30 ℃ of Aspergillus) in bouillon media behind the dipping different time, result of the test sees Table 1.
2. to the biologicall test of fungoid disease substance Disinfection Effect:
Beauveria bassiana spore (or Aspergillus spore) is made into every milliliter of suspension that contains 100,000,000 spore counts with distilled water, when playing the silkworm room two ages (Aspergillus spore newly-hatched silkworm time), the suspension that will contain spore sparges on the silkworm body equably, treat dried slightly after, sprinkle this disinfactant for silkworm and carry out disinfection of silkworm body.Raise after 3 minutes, for the mulberry heat and moisture preserving, temperature is controlled at 25 ℃ (Aspergillus is 30 ℃), and relative moisture is controlled at more than 90%, and carry out silkworm room, rearing instrument, silkworm rearing bed, disinfection of silkworm body with this disinfactant for silkworm each age respectively, raise four-aged silkworm, result of the test sees Table 2.
As can be seen from Table 2, this disinfactant for silkworm is better than former medicine to the Disinfection Effect of white muscardine fungi and Aspergillus.
Two, aspect the polyhedrosis disinfection effect test of virus:
Cytoplasmic polyhedrosis virus and nuclear polyhedrosis virus are made into experiment, and (concentration is 100,000,000/milliliter during sterilization with concentration, it is 500/milliliter that silkworm eats following time concentration), be applied to respectively on 2 * 4 square centimeters of slides, dried slightly back is flooded taking-up after 30 minutes and 60 minutes respectively with this disinfactant for silkworm, washes virus on the slide with sterile water then.Cytoplasmic polyhedrosis virus is freshened food to playing silkworm two ages, raises three length of times; Nuclear polyhedrosis virus is given the four-aged silkworm percutaneous puncture-inoculation, raises two length of times, and result of the test sees Table 3.
As can be seen from Table 3, to nuclear polyhedrosis virus and cytoplasmic polyhedrosis virus Disinfection Effect, this disinfactant for silkworm is better than former medicine.
Three, aspect the disinfection effect test of bacterial pathogen:
We fall bacterium with the soldier is that the masterpiece test is as follows: be earlier that to pour diameter into be in 9 centimetres the culture dish for this disinfactant for silkworm of 2% with concentration, (falling bacterium for test soldier is 2～3 of every milliliter of adding slant mediums to get soldier's liquid of falling the bacterium then, oese bacterium liquid is applied on the slide of 2 * 4 sq), be applied on 2 * 4 square centimeters of slides, be placed on after drying in the shade on the culture dish that fills this disinfactant for silkworm, fumigation 30 and taking-up after 60 minutes respectively, wash the bacterium liquid on the slide respectively with sterile water that percutaneous puncture-inoculation rose on the silkworm in four, five ages, result of the test sees Table 4.
As can be seen from Table 4, the soldier is fallen this disinfactant for silkworm of Disinfection Effect of bacterium and also be better than former medicine.
Four, to silkworm grow and the influence of cocoon quality aspect:
With concentration is 1%, 1.5%, and this disinfactant for silkworm of 2% is used for silkworm room, rearing instrument, silkworm soldier and disinfection of silkworm body, to do the test of breeding silkworms in contrast without this disinfactant for silkworm, carry out process in the length of time, sick silkworm rate and cocoon weight, cocoon shell weight, the investigation of cocoon layer rate, result of the test sees Table 5.(table 5 is attached to the 8th page)
As can be seen from Table 5, this disinfactant for silkworm of variable concentrations sterilization that is used for breeding silkworms, to silkworm grow and cocoon quality does not all have influence.
Five, the Disinfection Effect comparative trial of this disinfactant for silkworm and several disinfecting drugs commonly used:
1. to the Disinfection Effect comparative trial of virus and bacterial pathogen:
With this disinfactant for silkworm, formalin, bleaching powder, " 801 ", clean, the former medicine of going out etc. carry out virus and bacterial pathogen respectively by the standard disinfection concentration more, and (for the examination bacterial concentration: virus concentration is 100,000,000/milliliter during sterilization, virus concentration is 2,000,000/milliliter when adding food, the soldier falls every milliliter of slant medium of bacterium 2～3 rings, is applied on 2 * square centimeter slide) disinfect.Doing then breeds silkworms freshens food.Investigate its incidence of disease, to contrast the Disinfection Effect of various disinfectants, result of the test sees Table 6.
As can be seen from Table 6, to the Disinfection Effect of virus and bacterial pathogen, this disinfactant for silkworm all is better than other disinfectant.
2. to the Disinfection Effect comparative trial of fungoid disease substance:
Beauveria bassiana spore is made into every milliliter of suspension that contains 100,000,000 spore counts with distilled water, when playing silkworm two ages, rise on the silkworm body in two ages with the spore liquid even spraying, and the confession examination silkworm that will carry disease germs moves in the malicious silkworm rearing bed that disappeared, on the silkworm body, spread the disinfectant of participating in the experiment again and carry out disinfection of silkworm body, after 5 minutes, finish.Raising temperature is controlled at 25～26 ℃, and relative moisture is more than 90%, and carry out silkworm room rearing instrument and silkworm rearing bed disinfection of silkworm body with different disinfectants each age respectively, raises the four-aged silkworm investigation, and result of the test sees Table 7.
As can be seen from Table 7, to the Disinfection Effect of fungoid disease substance, this disinfactant for silkworm also is better than other disinfectant.
Six, this disinfactant for silkworm and former medicine in dissolution velocity and drug effect the comparative trial aspect the phase:
On dissolution velocity, through test, former medicine is that dissolving needs 55 minutes in 20 ℃ the water in temperature, and this molten speed is very inconvenient to the sterilization of breeding silkworms, and this disinfactant for silkworm only needs 30 minutes.
In different available chlorine content variations storage period, after 20 trimestral storages, the available chlorine content of former medicine reduces by 9.57%, and this disinfactant for silkworm only reduces by 6.86%.Illustrate that this disinfactant for silkworm is better than former drug stabilisation, the drug effect long shelf-life.
From above test as can be seen, itself can be used as disinfactant for silkworm sym-closene, and it is to the nuclear polyhedrosis virus of white muscardine, Aspergillus, silkworm body, and cytoplasmic polyhedrosis virus all has good disinfection efficacy to bacterial pathogen.Add stabilizing agent in sym-closene, behind the chaotropic agent preparation cost disinfactant for silkworm, its Disinfection Effect to above-mentioned germ is better, and molten speed is fast, good stability, and the drug effect phase is long.
This disinfactant for silkworm is compared with other disinfectants, and it is to virus and bacterial pathogen, and the Disinfection Effect of its bacterium venereal disease substance is better than other disinfectants.And use this disinfactant for silkworm to silkworm grow and cocoon quality does not all have influence.
This disinfactant for silkworm can mix use with pulverized limestone or talcum powder, and to its Disinfection Effect and term of validity did not influence.
1. disinfection effect test: mix stirring with pulverized limestone or talcum powder in 1: 1250 ratio with this disinfactant for silkworm, use for the silkworm rearing bed disinfection of silkworm body.Test method and above-mentioned disinfactant for silkworm be to the fungoid disease substance, viral polyhedron, and the disinfection experiment method of bacterial pathogen is identical, and result of the test sees Table 8, table 9.
From table 8, table 9 as can be seen, this disinfactant for silkworm mixes with pulverized limestone or talcum powder and does silkworm rearing bed, disinfection of silkworm body or fumigation sterilization the killing effect of pathogene such as fungi, germ, bacterium is not all had influence.In the sterilizing prevent disease that silkworm already produces, can reduce the consumption of this disinfactant for silkworm like this.
2. the term of validity is measured:
This disinfactant for silkworm mixes with pulverized limestone or talcum powder, after depositing through the time of half a year, 1 year, 2 years respectively, the spreading sterilization is done in taking-up, then matter type pus illness, soldier through sterilization are fallen pathogene such as bacterium, white muscardine and carry out the inoculation of silkworm body respectively, investigate this disinfactant for silkworm with pulverized limestone or talcum powder mixing the Disinfection Effect after different storage lives.Result of the test sees Table 10.(table 10) is attached to the 13rd page
As can be seen from Table 10, this disinfactant for silkworm mixes with pulverized limestone to be no more than half a year for well, mixes with talcum powder to be no more than 1 year for well.
Enumerate the composition (weight %) of this disinfactant for silkworm and four embodiment of Disinfection Effect below.
The composition of four embodiment (weight %) sees Table 11.
The Disinfection Effect of four embodiment sees Table 12.
Table 1:
Concentration 1.5% 2%
The dipping disinfecting time (minute) 5 15 30 60 5 15 30 60
The bacterium developmental state
White muscardine test number (TN) 33333333
Bacterium grows number of times 00000000
Aspergillus test number (TN) 33333333
Bacterium grows number of times 21001100
Table 2:
Test sequence number 12345 is average
It is bent white bent white bent to handle the bent Qu Qubai of bacterial classification Bai Qubai
The mould deadlock of the stiff mould deadlock of the mould deadlock of the mould deadlock of mould deadlock of situation incidence is mould
This silkworm is for examination several 20 20 20 20 20 20 20 20
With the morbidity several 00003102 that disappears
The toxic agent incidence of disease (%) 0000 15 50 10
Former in examination several 20 20 20 20 20 20 20 20
Morbidity several 00 0.67 03 2.5 0.17 2.75
The medicine incidence of disease (%) 00 3.33 0 15 12.5 0.83 13.75
Inoculation is for examination several 20 20 20 20 20 20 20 20
Do not fall ill several 20 20 20 20 20 20 20 20
The sterilization incidence of disease (%) 100 100 100 100 100 100 100 100
Do not connect for examination several 20 20 20 20 20 20 20 20
Kind do not fall ill several 00000000
The sterilization incidence of disease (%) 00000000
Table 3:
Kind nuclear polyhedrosis virus cytoplasmic polyhedrosis virus
Handle former this silkworm of medicine with not former this silkworm of medicine that disappears with disappearing not
(2%) toxic agent (2%) sterilization (2%) toxic agent (2%) sterilization
Disinfecting time (minute) 30 60 30 60 30 60 30 60
Incidence
Send out the first time 8.33 3.33 3.33 1.67 100 8.33 1.67 5.00 3.33 100
The sick second time 6.67 4.80 1.67 1.67 100 10.00 3.33 8.33 3.33 100
Rate is 15.00 3.33 1.67 1.67 100 5.00 3.33 5.00 3.33 100(% for the third time) the 4th time 12.50 5.00 3.33 0 100 8.33 5.00 5.00 1.67 100
Average 10.63 4.12 2.50 1.25 100 7.92 3.33 5.83 2.50 100
Table 4:
Handling this disinfactant for silkworm of former medicine (2%) does not sterilize
Disinfecting time (minute) 30 60 30 60 contrasts
Incidence
Send out the first time 5.50 3.33 0 60 100
The second time 4.50 2.20 1.67 0 100
Disease for the third time 5.40 1.67 3.33 0 100
The 4th time 3.60 4.00 00 100
Rate the 5th time 7.20 4.50 00 100
(%) average 5.24 3.14 1.00 0 100
Table 7:
2% silkworm of kind is with 2% available chlorine 0.5% 2.5% blank of not sterilizing
A contrast contrast of state of an illness disinfectant bleaching powder " 801 " diseases prevention
The incidence of disease (%) 3.33 4.44 8.33 6.67 100 0
Strong silkworm rate (%) 96.67 95.56 91.67 93.33 0 100
Table 8:
For the first time for the second time the 4th order five times is average for the third time for project
Incidence of disease % Bai Qubai is bent white bent white bent white bent white bent
The mould deadlock of the stiff mould deadlock of the mould deadlock of the mould deadlock of mould deadlock is mould
Bacterium bacterium bacterium bacterium bacterium bacterium bacterium bacterium bacterium bacterium bacterium bacterium
Handle
This disinfactant for silkworm 000 15.00 5.00 0 10.00
This disinfactant for silkworm 00 3.33 15.00 12.50 1.11 13.75
Mix with pulverized limestone
This disinfactant for silkworm
Mix 000 15.00 5.00 0 10.00 with talcum powder
Do not sterilize and contrast 100 100 100 100 100 100
Blank 000000
Table 11:
№ sym-closene talcum powder sodium bicarbonate boric acid
1 98 1.5 0.3 0.2
2 80 2 8 10
3 90 2 4 4
4 98.9 1 0.05 0.05
The Disinfection Effect of four embodiment sees Table 12.
Claims (5)
1, a kind of is the disinfactant for silkworm of main body composition with the sym-closene, it is characterized in that containing stabilizing agent and chaotropic agent, and stabilizing agent is a talcum powder, and chaotropic agent is sodium bicarbonate and boric acid, and this agent is formed (weight %) and is:
Sym-closene 80-98.9
Talcum powder 1-2
Sodium bicarbonate 0.05-8
Boric acid 0.05-10
2, disinfactant for silkworm according to claim 1 is characterized in that, the best of disinfactant for silkworm is formed (weight %) and is:
Sym-closene 98
Talcum powder 1.5
Sodium bicarbonate 0.3
Boric acid 0.2
3, the manufacture method of disinfactant for silkworm is:
(1) sodium bicarbonate and boric acid are ground to form powdery respectively, mix to mix thoroughly then and make chaotropic agent,
(2) the stabilizing agent talcum powder is ground to form powdery after, mix in the above-mentioned chaotropic agent to mix and mix thoroughly,
(3) main body composition sym-closene is ground to form powdery after, mix again with the mixture of chaotropic agent with the aforementioned stable agent and to mix thoroughly.
4, manufacture method according to claim 3 is made this agent pulvis, aqua, volatile dose in use again, it is characterized in that,
When (1) being used for the silkworm room disinfection of tools for silkworm rearing, the concentration expressed in percentage by weight of institute's water distribution solution is 0.1-0.5%,
(2) add alcohol (or liquor) in disinfactant for silkworm and be made into volatile dose, its proportioning is that 1 gram disinfectant adds 10ml alcohol, and liquor then is 20ml,
Mix with lime or talcum powder when (3) being used for silkworm body, disinfection of rearing bed, its mixing match (weight ratio) is 1-2%.
5, disinfactant for silkworm is used in easy the to be living bacterium of rearing instrument, silkworm room, silkworm rearing bed or silkworm body, the place of morbidity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 87103532 CN1009795B (en) | 1987-05-13 | 1987-05-13 | Silkworm disinfectant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 87103532 CN1009795B (en) | 1987-05-13 | 1987-05-13 | Silkworm disinfectant |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN87103532A CN87103532A (en) | 1988-02-10 |
| CN1009795B true CN1009795B (en) | 1990-10-03 |
Family
ID=4814475
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 87103532 Expired CN1009795B (en) | 1987-05-13 | 1987-05-13 | Silkworm disinfectant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1009795B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1073346C (en) * | 1998-06-05 | 2001-10-24 | 李雪松 | Disinfecting detergent tablet |
| CN100448355C (en) * | 2007-01-30 | 2009-01-07 | 中国农业科学院蚕业研究所 | Composite disinfectant for silkworm |
| CN102939976A (en) * | 2012-11-02 | 2013-02-27 | 韩益飞 | Disinfection isolating agent for silkworm bodies and silkworm rearing beds of silkworm breeding with artificial diet and application thereof |
| CN106804619A (en) * | 2016-11-30 | 2017-06-09 | 河池市技术开发中心 | A kind of disinfection of silkworm rearing room agent containing C5H6Br2N2O2 |
| CN109805036A (en) * | 2019-01-24 | 2019-05-28 | 沈阳溢源生物科技有限公司 | A kind of composite disinfection agent |
| CN112755130B (en) * | 2020-12-29 | 2022-04-15 | 广西壮族自治区蚕业技术推广站 | Composition for preventing and controlling silkworm white muscardine disease and preparation and application thereof |
-
1987
- 1987-05-13 CN CN 87103532 patent/CN1009795B/en not_active Expired
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| Publication number | Publication date |
|---|---|
| CN87103532A (en) | 1988-02-10 |
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