CN1994091A - Diesel oil acephate mixed oil emulsion - Google Patents
Diesel oil acephate mixed oil emulsion Download PDFInfo
- Publication number
- CN1994091A CN1994091A CN 200710063387 CN200710063387A CN1994091A CN 1994091 A CN1994091 A CN 1994091A CN 200710063387 CN200710063387 CN 200710063387 CN 200710063387 A CN200710063387 A CN 200710063387A CN 1994091 A CN1994091 A CN 1994091A
- Authority
- CN
- China
- Prior art keywords
- orthene
- oil
- diesel oil
- weight
- missible oil
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The invention relates to a composite pesticide with diesel and acephate, wherein it comprises 5-30% acephate, 20-45% diesel, 4. 0-8. 0% assisting solvent, 4. 0-7. 0% NP emulsifier, 4. 0-8. 0% 0201B emulsifier, 0-1. 0% antioxidant, and 100% solvent. The invention has low cost and low toxicity.
Description
Technical field
The present invention relates to a kind of compound pesticide of low toxicity, be specifically related to a kind of diesel oil orthene missible oil.
Background technology
The direction of pesticide developing was efficient, low toxicity in recent years, low-residual is pollution-free.Be embodied as pursuit " three height ", that is: (1) is safe, and this not only requires toxicity low, and is residual low, and requires nuisanceless; (2) biologically active height; (3) selectivity height.
The orthene agricultural chemicals meets above-mentioned requirements.By China's pesticide toxicity grading criteria, the former medicine of orthene belongs to low toxic pesticide.Pure product rat acute per os LD50 is 823 milligrams/kilogram, and industrial goods rat acute per os LD50 is 945 milligrams/kilogram, and male its mouse oral LD50 is 714 milligrams/kilogram, and rabbit is 2000 milligrams/kilogram through skin LD50.Beagle administration every day 1000ppm feeds and did not find any pathology in 1 year, to abnormal and unnegative to mutant test.Orthene is a systemic insecticide, has stomach toxicity and action of contace poison, and can kill ovum, and certain fumigation action is arranged, and is the slow-acting type insecticide.Its basic desinsection principle is to suppress the insect acetylcholinesterase, is applicable to crops such as vegetables, tea tree, tobacco, fruit tree, cotton, paddy rice, wheat, rape, prevents and treats multiple chewing type, sucking pest and evil mite.
At present, the orthene agricultural chemicals of selling on the market mostly is 30% orthene missible oil and 20% orthene missible oil.These preparations are not ideal enough to insect epidermis penetration.And these formulation products prescriptions are still immature, unstable, have in various degree floccule and sediment to occur after the storage regular period.
Diesel oil is to get with making with extra care from crude distillation, is the light diesel fuel of 300-365 ℃ of cut part.Its main component is saturated and unsaturated aliphatic hydrocarbon, and O# diesel oil kinematic viscosity is 3.0-8.0mm
2, condensation point is not higher than 0 ℃, does not have mechanical impurity, and flash-point (agar diffusion method of remaining silent) is not less than 65 ℃, the moisture vestige, Cetane number is not less than 65%.By China's pesticide toxicity grading criteria, diesel oil belongs to low toxic pesticide, and experiment shows that 65% Synergistic diesel oil missible oil rat acute per os LD50 is 6810 milligrams/kilogram, and rat acute is 10000 milligrams/kilogram through skin LD50.Diesel oil based on the stomach toxicity of tagging, has adhesivity to insect to the mode of action of insect, and penetration is strong, can react with pest body inner cell matter, can also form oil film on polypide, and the pore of blocking insect causes insect to be choked to death.Can kill and wound various worm's ovums, the power of knocking down is strong, and to wheat aphid, vegetables cabbage caterpillar etc. has favorable effect, lasting period 10-154 days.Diesel oil is cheap as insecticide, but drug effect is lower than the orthene insecticide.
Summary of the invention
The purpose of this invention is to provide that a kind of co-toxicity coefficient height, control efficiency are good, cost and toxicity is low, emulsify well, diesel oil orthene missible oil that stability is high.
For achieving the above object, the present invention takes following design: a kind of diesel oil orthene missible oil, and it contains following composition: orthene 5～30 weight % are preferably 10～20 weight %; Diesel oil 20～45 weight % are preferably 30～40 weight %; Cosolvent 4.0～8.0 weight %; NP class emulsifier 4.0～7.0 weight %; Emulsifier 0201B, 4.0～8.0 weight %; Antioxidant 0～1.0 weight %; Solvent to 100 weight %.Wherein, described cosolvent can be cyclohexanone; Described solvent is an alcohols solvent, is preferably the C1-C4 fatty alcohol, more preferably methyl alcohol; Described NP class emulsifier is preferably NP-4 emulsifier or NP-6 emulsifier; Described antioxidant can be a 2,6 di tert butyl 4 methyl phenol.
Diesel oil orthene missible oil of the present invention, wherein, the proportion optimization of orthene and diesel oil is 3: 7.
The present invention also provides a kind of diesel oil orthene missible oil, and it contains following composition: orthene 15 weight %; Diesel oil 35 weight %; Cyclohexanone 5.0 weight %; NP-4 class emulsifier 7.0 weight %; Emulsifier 0201B, 5.0 weight %; Antioxidant 1 weight %; Benzene 32 weight %.
Advantage of the present invention is: 1, synergy is remarkable, and diesel oil is strong to the penetration of insect epidermis, this characteristic remedied orthene itself to insect epidermis penetration a little less than this deficiency, orthene is brought in the polypide into the power of knocking down that strengthens insect by diesel oil.Co-toxicity coefficient is the highest when the proportioning of orthene and diesel oil is 3: 7, is 161.9.2, field control effect is good, and diesel oil orthene missible oil is suitable with 30% orthene missible oil drug effect under identical using dosage, and preventive effect is all more than 80%, the indivedual even control efficiency when being better than 30% orthene missible oil conventional amount used.3, because the cost and the toxicity of diesel oil are lower, so the more single prescription orthene of the adding of diesel oil missible oil has reduced cost and toxicity.4, diesel oil orthene compounded pesticides emulsify well of the present invention, stability is high.
Diesel oil orthene missible oil of the present invention can be used for crops such as tea tree, tobacco, fruit tree, cotton, paddy rice, wheat, rape, prevents and treats multiple chewing type, sucking pest and evil mite.
Embodiment
For most of emulsifiable concentrates for agricultural chemicals, emulsion stability all is very important performance.Be made into emulsion because missible oil all needs to add water in advance in use, spray again and use.If layering or precipitation in use appear in soup, certainly will influence drug effect, also be easy to generate poisoning.
Good emulsifier and former medicine, solvent and other component have good intersolubility, not stratified or separate out crystallization, precipitation under the winter lower temperature, concentration to the active ingredient of water hardness, water temperature, dilution has adaptive capacity more widely, institute's preparaton can be automatically when dilution or is stirred the emulsion that is deformed into suitable particle diameter a little, helps agricultural chemicals to have to adhere to preferably on the dispenser object after using and puts to good use and osmosis.
The present invention selects NP class emulsifier and 0201B emulsifier, can satisfy the above-mentioned requirements to emulsifier.
Antioxidant of the present invention can select to be used for the conventional antioxidant of grease or agricultural chemicals, uses 2,6 di tert butyl 4 methyl phenol as antioxidant in one embodiment of the invention.
In addition, the solvent that is fit to can strengthen and improve the processing characteristics of preparation, strengthens preparation spread, wetting and osmosis, helps bringing into play drug effect, improves storge quality.The present invention selects alcohols solvent, is preferably the C1-C4 fatty alcohol, more preferably methyl alcohol.
Prepare diesel oil orthene missible oil of the present invention and can adopt following steps: use solvent that orthene is dissolved, slowly add diesel oil and NP class emulsifier then while stirring, under high-speed stirred, add methanol solvate and dissolve this three component, add emulsifier 0201B and antioxidant afterwards and be added into aequum, stir under normal temperature or the hot water heating with solvent methanol.
Below in conjunction with embodiment the present invention is specifically described, but the following example is not as limiting the scope of the invention.
Embodiment 1 preparation diesel oil orthene missible oil (1)
Use solvent earlier orthene to be dissolved, slowly add diesel oil and NP-4 emulsifier then while stirring, under high-speed stirred, add acetone solvent and dissolve this three component, stirred 30 minutes, add emulsifier 0201B and 2 afterwards, the 6-di-tert-butyl-4-methy phenol also is added into aequum, stirring at normal temperature 45 minutes with solvent methanol.
The proportioning of each component in diesel oil orthene missible oil (1) is: orthene 15 weight %, diesel oil 35 weight %, cyclohexanone 5.0 weight %, NP-4 emulsifier 7.0 weight %, emulsifier 0201B, 5.0 weight %, 2,6 di tert butyl 4 methyl phenol 1 weight %, methyl alcohol 32 weight %.
Embodiment 2 preparation diesel oil orthene missible oil (2)
Adopt the step identical to prepare diesel oil orthene missible oil (2) with embodiment 1, the ratio of each component is in the diesel oil orthene missible oil (2): orthene 6 weight %, diesel oil 21 weight %, cyclohexanone 4.0 weight %, NP-6 emulsifier 4.0 weight %, emulsifier 0201B, 4.0 weight %, 2,6 di tert butyl 4 methyl phenol 0.9 weight %, ethanol 60 weight %.
Embodiment 3 preparation diesel oil orthene missible oil (3)
Adopt the step identical to prepare diesel oil orthene missible oil (3) with embodiment 1, the ratio of each component is in the diesel oil orthene missible oil (3): orthene 25 weight %, diesel oil 40 weight %, cyclohexanone 8.0 weight %, NP-4 emulsifier 7.0 weight %, emulsifier 0201B, 8.0 weight %, 2,6 di tert butyl 4 methyl phenol 1 weight %, methyl alcohol 11 weight %.
Embodiment 4 toxicology tests
The toxicology academic test (examination) is tested through School Of Public Health, Zhengzhou University labor health and occupational medicine teaching and research room, and the diesel oil orthene missible oil (1) of the foregoing description 1 preparation is 3160mg/kg (female) 3690mg/kg (hero) body weight to adult rat acute oral LD50; Grow up the male and female rat acute through skin greater than the 2000mg/kg body weight; Belong to the low toxicity product; Be slight excitant to washing eye behind the large ear rabbit eye stimulation test eye drip; The result becomes slight excitant to the cavy acute skin irritation test; To the guinea pig skin sensitization rate strength grading of growing up is the I level, belongs to weak sensitizer.
Embodiment 5 diesel oil orthene missible oil emulsibility and stability experiments
Experimental technique:
(1) dispersiveness
In 100ml band plug graduated cylinder, fill 99.5ml distilled water, move into 0.5ml missible oil in wherein, observe dispersity:
Very: can be dispersed into bluish milk automatically, and spin upside down automatically, not have visible particles substantially, the blue newborn film of one deck is arranged on the graduated cylinder wall;
Can: static down or shaken the vaporific dispersion that is creamy white;
Difference: be oil droplet.
(2) emulsibility
After missible oil splashed into graduated cylinder, cover lid turned upside down graduated cylinder 20 times, observed the colostrum attitude:
Very: emulsion is the blue-fluorescence milky, and the attached wall of emulsion forms bluish newborn film;
Can: emulsion is white in color or little band blue light;
Difference: emulsion is pale asphyxia emulsion, has thread or visible granular is arranged.
(3) emulsion stability
Very: emulsion (30 ± 2 ℃) under experiment condition leaves standstill 1h, on do not have oil slick, following nothing precipitation;
Can: emulsion (30 ± 2 ℃) under experiment condition leaves standstill 1h, last oil slick seldom, following precipitation is few;
Difference: emulsion (30 ± 2 ℃) under experiment condition leaves standstill 1h, the come-up Chuck Steak, and following precipitation is more.
(4) cold storage stability
Store down 1h at 0 ℃, whether oil slick and precipitation are arranged, whether precipitation was arranged in 7 days or freeze.If freeze, the record freezing temperature, whether the back oil slick state that thaws is preceding the same with storage.
(5) heat storage stability
Because orthene belongs to the temperature-sensitive agricultural chemicals, therefore heat storage temperature is decided to be 40 ± 2 ℃, stores 14 days, observes the variation of physical property variation and active constituent content before and after the storage of missible oil heat, and calculates its resolution ratio.
Above-mentioned emulsibility and stability experiment are carried out in missible oil (1), (2), (3) in the foregoing description 1,2,3, and the result is as shown in table 1.Experimental result shows, the emulsibility of emulsifiable concentrate formulation of the present invention and qualified stability.
Table 1 diesel oil orthene missible oil emulsibility and stability experiment
| Dispersed | Emulsibility | Emulsion stability | Cold storage states of matter | Heat storage states of matter | Heat storage 14d resolution ratio | |
| Missible oil (1) | Very | Very | Very | Normally | Normally | 8.94 |
| Missible oil (2) | Very | Very | Very | Normally | Normally | 9.82 |
| Missible oil (3) | Very | Very | Very | Normally | Normally | 9.53 |
The different proportionings with orthene of embodiment 6 diesel oil are to paddy rice rice leaf roller Toxicity Determination (1) medicament:
The former medicine of 95.2% orthene (acephate): Hangzhou, Zhejiang province celebrating Feng Nongization Co., Ltd produces;
30% orthene missible oil: by former medicine preparation;
Diesel oil (petroleum oil);
The standard missible oil of the certain content that is mixed with by former medicine and diesel oil.Diesel oil and orthene proportion compatibility were respectively 7: 1,7: 2,7: 3,7: 4,7: 5, amounted to 5 assembly ratio.
(2) experimental scheme
According to the result of preliminary experiment, be 6 gradient concentrations with the test medicine distilled water diluting of 30% orthene missible oil and different proportionings.
The agent of orthene list is 10 μ g/mL, 20 μ g/mL, 40 μ g/mL, 80 μ g/mL, 160 μ g/mL and 320 μ g/mL with the concentration that adds synergist (diesel oil) back orthene.
(3) test method
Infusion process is adopted in test, will together immerse together with the host in the soup for preparing for the examination insect, during test reagent agent is diluted to 6 concentration by experimental scheme and handles, and establishes a clear water contrast (CK), and each is handled and repeats 3 times.Before dipping, earlier with the foreign material on the tweezers rejecting rice leaf, the consistent healthy and strong snout moth's larva of reservation size, clip 5s in the soup that has prepared in the direct immersion 200mL beaker with tweezers then, pick up then and be placed on the qualitative filter paper, the counting borer population amount of living again is placed on culture dish in together with blade worm at last and adds a cover, and cultivates under 26 ℃ of conditions.About 100 snout moth's larvas of each reprocessing.Cultivate each dead borer population of handling of microscopy behind the 48h (amount is touched gently with small size wet hair pen, reactionless be considered as death).
(4) result treatment
Calculate the lethality that each is handled, adopt Abbott formula calculation correction lethality, drug concentration and average corrected mortality are carried out the numerical value conversion, test data is carried out regression analysis, obtain virulence regression equation, calculate LC50 value and LC90 value, calculate in the different proportionings diesel oil according to the method for Sun Yunpei the synergy situation (co-toxicity coefficient) of orthene is estimated the synergy situation of different proportionings and the reasonability of best proportioning.The CTC value is synergistic effect greater than 120, and 80-120 is a summation action, is antagonism less than 80.
Computing formula:
(5) result of the test
Result of the test shows that diesel oil has certain synergy or summation action to orthene.The agent of orthene list is to the LC50 of paddy rice rice leaf roller, LC90 and correlation coefficient are respectively 20.14 μ g/mL, 124.22 μ g/mL and 0.982, the different proportionings with orthene of diesel oil (7: 1～7: 5) are respectively 57.83 μ g/mL to the LC50 value of paddy rice rice leaf roller, 50.64 μ g/mL, 40.64 μ g/mL, 81.01 μ g/mL and 96.23 μ g/mL, the LC90 value is respectively 483.31 μ g/mL, 416.60 μ g/m, 250.59 μ g/mL, 970.79 μ g/mL and 1112.89 μ g/mL, correlation coefficient is respectively 0.999,0.997,0.991,0.999 and 0.994.The co-toxicity coefficient of its different proportionings (7: 1～7: 5) is respectively 168.9,126.88,192.16,119.29 and 119.24, tests in the set proportioning with diesel oil: the co-toxicity coefficient maximum of orthene=7: 3, synergy is remarkable.
Embodiment 7 field efficacies experiments (1)
With the diesel oil orthene missible oil of the foregoing description 1 preparation in 2005 and 2006 respectively in Henan, Shandong, Hubei and Xinjiang finished sub-district, field effect experiment, it is paddy rice that confession studies thing, controlling object is the paddy rice rice leaf roller, experimental result sees Table 2:
Table 2, field medicine effect test be statistical form as a result
| Time | In July, 2005 | In May, 2006 | In June, 2005 | In July, 2006 |
| The place | Shandong | Shandong | Xinjiang | Xinjiang |
| Crop | Paddy rice | Paddy rice | Paddy rice | Paddy rice |
| Controlling object | The paddy rice rice leaf roller | The paddy rice rice leaf roller | The paddy rice rice leaf roller | The paddy rice rice leaf roller |
| Insecticide-applying way | Spraying | Spraying | Spraying | Spraying |
| Dosage (gram/hectare, effective dose) | 937.5-1125 | 937.5-1125 | 937.5-1125 | 937.5-1125 |
| Control efficiency (%) | 7 days 79.84-86.18 behind 3 days 85.98-94.05 medicines behind 1 day 77.20-91.55 medicine behind the medicine | 7 days 82.19-89.22 behind 3 days 89.01-96.20 medicines behind 1 day 83.13-92.12 medicine behind the medicine | 7 days 55.4-62.8 behind 3 days 83.6-86.1 medicines behind 1 day 76.7-79.7 medicine behind the medicine | 7 days 97.3-98.6 behind 3 days 94.8-97.9 medicines behind 1 day 84.9-90.3 medicine behind the medicine |
| Time | In May, 2005 | In May, 2006 | In June, 2005 | In May, 2006 |
| The place | Henan | Henan | Hubei | Hubei |
| Crop | Paddy rice | Paddy rice | Paddy rice | Paddy rice |
| Controlling object | The paddy rice rice leaf roller | The paddy rice rice leaf roller | The paddy rice rice leaf roller | The paddy rice rice leaf roller |
| Insecticide-applying way | Spraying | Spraying | Spraying | Spraying |
| Dosage (gram/hectare, effective dose) | 937.5-1125 | 937.5-1125 | 937.5-1125 | 937.5-1125 |
| Control efficiency (%) | 7 days 82.25-83.98 behind 3 days 82.88-84.80 medicines behind 1 day 73.70-75.30 medicine behind the medicine | 7 days 87.80-89.50 behind 3 days 84.15-86.15 medicines behind 1 day 76.55-77.80 medicine behind the medicine | 7 days 88.63-93.17 behind 3 days 90.25-92.46 medicines behind 1 day 78.53-85.17 medicine behind the medicine | 7 days 89.57-93.89 behind 3 days 90.00-94.12 medicines behind 1 day 75.58-84.23 medicine behind the medicine |
(wherein, " effective dose " is meant total effective dose of diesel oil and orthene in the missible oil.)
Embodiment 8 field efficacies experiments (2)
With the diesel oil orthene missible oil of the foregoing description 3 preparation in 2004 and 2005 respectively in Henan, Sichuan, Guangxi, Yunnan and Jiangxi finished sub-district, field effect experiment, for studying thing is paddy rice, controlling object is the paddy rice rice leaf roller, and experimental result sees Table 3:
Table 3, field medicine effect test be statistical form as a result
| Time | In August, 2004 | In January, 2005 | In September, 2004 | In January, 2005 |
| The place | Henan | Yunnan | Sichuan | Sichuan |
| Crop | Paddy rice | Paddy rice | Paddy rice | Paddy rice |
| Controlling object | The paddy rice rice leaf roller | The paddy rice rice leaf roller | The paddy rice rice leaf roller | The paddy rice rice leaf roller |
| Insecticide-applying way | Spraying | Spraying | Spraying | Spraying |
| Dosage (gram/mu) (effective dose) | 80-100 | 80-100 | 80-100 | 80-100 |
| Control efficiency (%) | 7 days 91.94-94.31 behind 3 days 88.47-92.19 medicines behind 1 day 80.94-85.38 medicine behind the medicine | 10 days 79.2-84.1 behind 5 days 85.0-87.6 medicines behind 3 days 80.0-83.3 medicines behind 1 day 76.2-78.4 medicine behind the medicine | 10 days 94.6-96.4 behind 2 days 91.37-95.2 medicines behind the medicine | 10 days 93.5-95.6 behind 2 days 89.7-94.6 medicines behind the medicine |
| Time | In November, 2004 | In January, 2005 | In July, 2004 | In January, 2005 |
| The place | Guangxi | Guangxi | Jiangxi | Jiangxi |
| Crop | Paddy rice | Paddy rice | Paddy rice | Paddy rice |
| Controlling object | The paddy rice rice leaf roller | The paddy rice rice leaf roller | The paddy rice rice leaf roller | The paddy rice rice leaf roller |
| Insecticide-applying way | Spraying | Spraying | Spraying | Spraying |
| Dosage (gram/mu) (effective dose) | 80-100 | 80-100 | 80-100 | 80-100 |
| Control efficiency (%) | 7 days 67.70-81.07 behind 3 days 71.18-84.31 medicines behind 1 day 7.059-82.47 medicine behind the medicine | 7 days 98.79-99.08 behind 3 days 100-100 medicines behind 1 day 100-100 medicine behind the medicine | 7 days 98.79-100 behind 3 days 97.98-99.62 medicines behind 1 day 94.97-96.49 medicine behind the medicine |
The field efficacy control experiment (one) of embodiment 9. diesel oil orthene missible oil and 30% orthene missible oil, 95% diesel oil missible oil
Diesel oil orthene missible oil (1), 30% orthene missible oil and 95% diesel oil missible oil with the foregoing description 1 preparation carries out sub-district, field effect experiment as test medicine respectively, is paddy rice for studying thing, and controlling object is the paddy rice rice leaf roller.
(1) handle medicament:
Diesel oil orthene missible oil (1), 100gai/ mu, 150gai/ mu, 200gai/ mu (ai represents effective dose);
30% orthene missible oil, 150gai/ mu, Fujian Sannong Group Co., Ltd.'s product;
95% diesel oil missible oil 250g/ mu, Jia Hua Industry Co.,Ltd in Zhejiang produces;
Blank, clear water.
(2) investigation method:
6 processing are established in test altogether, and each is handled and repeats 4 times, totally 24 sub-districts, and sub-district area 30m is arranged in each sub-district district's group at random
2
Adopt diagonal 5 point samplings, 5 samplings are fixed in every sub-district, investigate 5 clumps at every, amount to 25 clumps, the mark of listing, three leaves in every strain investigation top, respectively in 10 days investigation statistics leaf roll numbers, the leaf roll borer population being arranged before the dispenser and after the dispenser, whether calculate leaf roll rate, leaf roll growth rate, control efficiency according to the pertinent regulations in " pesticide field efficacy medicine test criterion ", and preventive effect is carried out the check analysis of DMRT method, it is normal and have or not poisoning to produce to note observing the paddy growth situation simultaneously behind the medicine.
(3) to the influence of paddy rice and other biological growth
Experimental session is observed each chemicals treatment, does not find poisoning, and also not finding has facilitation to paddy rice or other biological growth.
(4) interpretation of result and discussion
Diesel oil orthene missible oil (1) sees Table 4 with the field efficacy statistics of 30% orthene missible oil, 95% diesel oil missible oil.
The field efficacy control experiment statistical form (one) of table 4 diesel oil orthene missible oil
The result shows, different disposal is handled best to the field control effect of paddy rice rice clump leaf roll snout moth's larva with diesel oil orthene missible oil of the present invention (1) 200gai/ mu, next is that diesel oil orthene missible oil (1) 150gai/ mu is handled, the 3rd is that contrast medicament 30% orthene missible oil 150gai/ mu is handled, diesel oil orthene missible oil (1) 100gai/ mu is handled and belonged to the 4th, and is minimum to contrast 95% diesel oil missible oil 250gai/ mu.
Table 5 is respectively handled 10 days average leaf roll preventive effect comparison sheets behind the medicine
| Handle | Average preventive effect (%) | Significance | |
| 0.05 | 0.01 | ||
| Diesel oil orthene missible oil (1) 200gai/ mu | 95.76 | a | A |
| Diesel oil orthene missible oil (1) 150gai/ mu | 93.92 | ab | A |
| 30% orthene missible oil 150gai/ mu | 91.39 | b | A |
| Diesel oil orthene missible oil (1) 100gai/ mu | 84.70 | C | B |
| 95% diesel oil missible oil 250gai/ mu | 30.61 | d | C |
Carry out DMRT method check analysis (seeing Table 5) as can be known by 10 days average leaf roll preventive effects after each is handled medicine: diesel oil orthene missible oil (1) 200gai/ mu, 150gai/ mu and contrast medicament 30% orthene missible oil 150gai/ mu are handled between the preventive effect for three kinds does not have utmost point significant difference, and have utmost point significant difference between above-mentioned three kinds of processing and other each processing, diesel oil orthene missible oil (1) 100gai/ mu is handled and other respectively also all has utmost point significant difference between processing.
Above result shows that diesel oil orthene missible oil of the present invention (1) has good preventive effect to paddy rice rice clump leaf roll snout moth's larva, and the preventive effect of 150gai/ mu is suitable with 150gai/ mu 30% orthene missible oil.This medicine in this test dose scope to rice safety.
The field efficacy control experiment (two) of embodiment 10. diesel oil orthene missible oil and 30% orthene missible oil, 95% diesel oil missible oil
Diesel oil orthene missible oil (2), 30% orthene missible oil and 95% diesel oil missible oil with the foregoing description 2 preparations carries out sub-district, field effect experiment as test medicine respectively, is paddy rice for studying thing, and controlling object is the paddy rice rice leaf roller.
(1) handle medicament:
Diesel oil orthene missible oil (2), 100gai/ mu, 150gai/ mu, 200gai/ mu (ai represents effective dose);
30% orthene missible oil, 150gai/ mu, Fujian Sannong Group Co., Ltd.'s product;
95% diesel oil missible oil 250g/ mu, Jia Hua Industry Co.,Ltd in Zhejiang produces;
Blank, clear water.
(2) investigation method:
6 processing are established in test altogether, and each is handled and repeats 4 times, totally 24 sub-districts, and sub-district area 25m is arranged in each sub-district district's group at random
2
After dispenser 13 days, cause harm when basicly stable when blank district rice clump leaf roll snout moth's larva, adopt diagonal 5 point samplings, 5 samplings are fixed in every sub-district, and 5 clumps of every some investigation amount to 25 clumps, write down total leaf roll number and leaf roll number, calculate leaf roll rate and control efficiency.Adopt the preventive effect significance of difference between the processing of DMRT method mensuration.
The drug effect computing formula:
(3) to the influence of paddy rice and other biological growth
Experimental session is observed each chemicals treatment, does not find poisoning, and also not finding has facilitation to paddy rice or other biological growth.
(4) interpretation of result and discussion
Diesel oil orthene missible oil (2) sees Table 6 with the field efficacy statistics of 30% orthene missible oil, 95% diesel oil missible oil.
The field efficacy control experiment statistical form (two) of table 6 diesel oil orthene missible oil
The result shows that diesel oil orthene missible oil of the present invention (2) has field control effect preferably to paddy rice rice clump leaf roll snout moth's larva.Every mu with diesel oil orthene missible oil of the present invention (2) 200g, 150g and 100g, investigation in 13 days behind the medicine, and it is 81.51%, 78.06% and 69.06% that control efficiency is respectively; Contrast medicament 30% orthene missible oil 150gai/ mu is handled and is contrasted 95% diesel oil missible oil 250gai/ mu preventive effect and is respectively 80.65%, 62.00%.
The results of analysis of variance shows: diesel oil orthene missible oil (2) 200gai/ mu, 150gai/ mu and contrast medicament 30% orthene missible oil 150gai/ mu are handled between the preventive effect for three kinds does not have significant difference, and the preventive effect of above-mentioned three kinds of processing significantly is better than the preventive effect of diesel oil orthene missible oil (2) 100gai/ mu and 95% diesel oil missible oil 150gai/ mu.
Above result shows that diesel oil orthene missible oil of the present invention (2) has good preventive effect to paddy rice rice clump leaf roll snout moth's larva, and the preventive effect of 200gai/ mu is suitable with 150gai/ mu 30% orthene missible oil.This medicine in this test dose scope to rice safety.
Claims (10)
1. diesel oil orthene missible oil, it contains following composition: orthene 5～30 weight %; Diesel oil 20～45 weight %; Cosolvent 4.0～8.0 weight %; NP class emulsifier 4.0～7.0 weight %; Emulsifier 0201B, 4.0～8.0 weight %; 0～1.0 weight % antioxidant; Solvent to 100 weight %.
2. according to a kind of diesel oil orthene missible oil of claim 1, it is characterized in that: described cosolvent is a cyclohexanone.
3. according to a kind of diesel oil orthene missible oil of claim 1, it is characterized in that: described NP class emulsifier is NP-4 emulsifier or NP-6 emulsifier.
4. according to a kind of diesel oil orthene missible oil of claim 1, it is characterized in that: described solvent is an alcohols solvent.
5. according to a kind of diesel oil orthene missible oil of claim 4, it is characterized in that: described solvent is a methyl alcohol.
6. according to the diesel oil orthene missible oil of each claim of claim 1～5, it is characterized in that: described orthene is 10～20 weight %.
7. according to the diesel oil orthene missible oil of each claim of claim 1～5, it is characterized in that: described diesel oil 30～40 weight %.
8. according to the diesel oil orthene missible oil of each claim of claim 1～5, it is characterized in that: described antioxidant is a 2,6 di tert butyl 4 methyl phenol.
9. according to the diesel oil orthene missible oil of each claim of claim 1～5, it is characterized in that: the proportioning of described orthene and described diesel oil is 3: 7.
10. diesel oil orthene missible oil, it contains following composition: orthene 15 weight %; Diesel oil 35 weight %; Cyclohexanone 4.0 weight 5; NP-4 class emulsifier 7.0 weight %; Emulsifier 0201B, 5.0 weight %; Antioxidant 1 weight %; Methyl alcohol 32 weight %.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200710063387 CN1994091A (en) | 2007-01-10 | 2007-01-10 | Diesel oil acephate mixed oil emulsion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200710063387 CN1994091A (en) | 2007-01-10 | 2007-01-10 | Diesel oil acephate mixed oil emulsion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1994091A true CN1994091A (en) | 2007-07-11 |
Family
ID=38249370
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200710063387 Pending CN1994091A (en) | 2007-01-10 | 2007-01-10 | Diesel oil acephate mixed oil emulsion |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1994091A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102204548A (en) * | 2011-04-26 | 2011-10-05 | 张福志 | High-efficient environmentally-friendly type avermectin emulsifiable solution and preparation method thereof |
-
2007
- 2007-01-10 CN CN 200710063387 patent/CN1994091A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102204548A (en) * | 2011-04-26 | 2011-10-05 | 张福志 | High-efficient environmentally-friendly type avermectin emulsifiable solution and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103004858B (en) | Insecticidal composition containing methylamino abamectin and pyrethroid compound | |
| CN104115845B (en) | A kind of high-efficient pesticide composition containing fluorobenzene insect amide | |
| CN101773141B (en) | Compound pesticide of chlorantraniliprole and chlorpyrifos | |
| CN105123699A (en) | Miticide and insecticide composite containing thymol and pyriproxyfen | |
| CN105410013A (en) | Insecticide-pesticide mixture preparation | |
| CN103651552B (en) | Ultra-low-volume liquor containing chlorfenapyr | |
| CN101233856A (en) | Emamectin-benzoate and cyhalothrin microemulsion | |
| CN112293419A (en) | Graphene oxide-containing pesticide composition | |
| CN107279136A (en) | A kind of araecerus fasciculatus attractant and its application | |
| CN105557758A (en) | Locust micro-microsporidia spore water suspension and preparation method thereof | |
| CN1994091A (en) | Diesel oil acephate mixed oil emulsion | |
| CN109497048A (en) | A kind of trunk injection liquor of containing graphene nano material | |
| CN115413662A (en) | Herbicidal and insecticidal composition of 2-methyl-4-chloro-sodium salt and dimehypo | |
| CN104396961A (en) | Suspending agent comprising spirodiclofen | |
| CN108782615A (en) | One kind killing thrips plant essential oil composition, preparation and its application | |
| CN103918659A (en) | Pesticide composite including tolfenpyrad and fluazinam and preparation method and application of pesticide composite | |
| CN106508944A (en) | Pesticidal composition containing 2-methylsulfonyl-5-(2,4-dichlorophenyl)-1,3,4-oxadiazole and prochloraz | |
| CN108402061B (en) | Biopesticide composition for preventing and treating tea geometrid | |
| Jolly et al. | Effect of ovariectomy on the social status of brushtail possums (Trichosurus vulpecula) in captivity | |
| CN109329293A (en) | A kind of insecticide acaricide composition containing butene-fipronil and matrine | |
| CN102657215A (en) | Missible oil containing phoxim and fenvalerate and its preparation method and use | |
| CN110024803A (en) | A kind of Pesticidal combination and its preparation of spirotetramat | |
| CN108887284A (en) | A kind of Pesticidal combination containing imidaclothiz and matrine and its application | |
| CN106386821A (en) | Pesticide composition containing 2-methyl sulfone-5-(2,4-dichlorophenyl)-1,3,4-oxadiazole and difenoconazole | |
| CN115281199B (en) | Insecticidal composition for preventing and controlling spinach plutella xylostella |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |