CN104094943B - A kind of containing fluoxastrobin with the bactericidal composition of fluorine bacterium azoles - Google Patents

A kind of containing fluoxastrobin with the bactericidal composition of fluorine bacterium azoles Download PDF

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Publication number
CN104094943B
CN104094943B CN201410264413.0A CN201410264413A CN104094943B CN 104094943 B CN104094943 B CN 104094943B CN 201410264413 A CN201410264413 A CN 201410264413A CN 104094943 B CN104094943 B CN 104094943B
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fluoxastrobin
fluorine bacterium
bacterium azoles
bactericidal composition
present
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CN104094943A (en
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朱刚
张志伟
陈佛祥
王礼文
吴泽伟
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Guangdong Zhongxun Agri Science Corp
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Guangdong Zhongxun Agri Science Corp
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Abstract

The present invention relates to a kind of containing fluoxastrobin with the bactericidal composition of fluorine bacterium azoles, effective ingredient is fluoxastrobin and fluorine bacterium azoles, and the mass fraction of fluoxastrobin and fluorine bacterium azoles is than for 5:1~1:15;The bactericidal composition of the present invention has good prevention effect to powdery mildew of cucumber, pear scab, decrease Pesticide use amount to a certain extent, save cost, reduce the negative effect to environment, type processing environmental protection, selectivity is strong, uses simple, has extremely strong operability and actual application value.

Description

A kind of containing fluoxastrobin with the bactericidal composition of fluorine bacterium azoles
Technical field
The present invention relates to a kind of disinfectant use in agriculture, a kind of killing containing fluoxastrobin and fluorine bacterium azoles Bacteria composition, is used for preventing and treating powdery mildew of cucumber, pear scab.
Technical background
The fluoxastrobin mechanism of action and feature are with Fluoxastrobin and other methoxy acrylic bactericides one Sample, the mechanism of action of fluoxastrobin is also mitochondrial respiratory inhibitor, i.e. by cytochrome b and Between C1, electron transfer suppresses mitochondrial breathing.Fluoxastrobin application optimum period, is wide, no matter at fungal infection In early days such as spore germination, germ tube growth and intrusion leaf portion, or can provide very at growth period of hypha Good protection and therapeutical effect;But spore germination and initial stage are infected most effective.Excellent interior because of have Inhaling activity, it can be rapidly absorbed, and can transmit to top equably in leaf portion, therefore has good resistance to of root Rain drop erosion ability.New type bactericide fluoxastrobin has the strongest prevention, treats, ooze note activity and have Well lasting effect and rain wash resistance.In field test, fluoxastrobin under relatively low dosage still Can effectively control Rhizoma Solani tuber osi and the powdery mildew of the late blight of Fructus Lycopersici esculenti, Fructus Vitis viniferae and other crops, the phonetic bacterium of fluorine Ester and other antibacterial are made into mixture, also can have extraordinary drug effect to these pathogenic bacterias.
Fluorine bacterium azoles be a kind of have concurrently protection, treatment and the interior absorption triazole bactericidal agent of eradicant action, be sterol Demethylation inhibitors, by tissue resorption such as root of the crop, stem, leaves, and upwards can conduct, through toxicity Measure and field control effectiveness test result shows there is preferable prevention effect to fruit white rot of grape.
In actual survey is studied, it has been found that fluoxastrobin and fluorine bacterium azoles are compounded, to Fructus Cucumidis sativi white lead Sick, pear scab has obviously preventive and therapeutic effect, according to long-term tracking test, and this complex agent type, Actual application is difficult to produce resistance.And in use, consumption is the lowest, to environment Negatively affect the least.
Summary of the invention
It is an object of the invention to develop a kind of bactericidal composition with potentiation, reach efficiently, low toxicity, Safe and environment-friendly purpose.
For achieving the above object, the technical solution adopted in the present invention is: a kind of containing fluoxastrobin and fluorine bacterium The bactericidal composition of azoles, effective ingredient is fluoxastrobin and fluorine bacterium azoles, remaining be in pesticide allow use and can With the auxiliary element accepted;The mass fraction of fluoxastrobin and fluorine bacterium azoles is than for 5:1~1:15.
The bactericidal composition of the present invention can use known method to be prepared as water dispersible granules when reality is applied With two kinds of dosage forms of suspending agent.
The bactericidal composition of the present invention, should be before disease occurs when preventing and treating powdery mildew of cucumber, pear scab Phase or disease early period of origination use.
The bactericidal composition of the present invention, generally uses the method for spraying to use, it is also possible to use agricultural as required Other of upper application use technology.
Beneficial effects of the present invention is as follows:
1, the bactericidal composition that the present invention provides, shows obvious potentiation in certain ratio range, The prevention effect of compositions is significantly improved than single dose, reduces the using dosage of pesticide, reduces medication Cost, decreases the pesticide adverse effect to ecological environment.
2, two kinds of active ingredient mechanism of action of the bactericidal composition that the present invention provides are different, can overcome Long-term single use medicament easily produces the shortcoming of resistance, extends the service life of medicament, comprehensive to disease Administer important in inhibiting.
3, the bactericidal composition of the offer of the present invention is to crop safety.
Detailed description of the invention
In order to make the purpose of the present invention, technical scheme and advantage more short and sweet, the present invention is with in detail below Embodiment illustrates, but the present invention is only limitted to absolutely not these examples.It is preferable that the following stated is only the present invention Embodiment, is used only for describing the present invention, it is impossible to be interpreted as limiting the scope of the present invention.Should be understood that , all any amendment, equivalent and improvement etc. made within the spirit and principles in the present invention, all Within protection scope of the present invention should being included in.Therefore, the protection domain of patent of the present invention should be with appended right Requirement is as the criterion.
Example of formulations one: 20% fluoxastrobin fluorine bacterium azole suspending agent.
Following material is mass percent: fluoxastrobin 10%, fluorine bacterium azoles 10%, naphthalene sulfonate formaldehyde is condensed Thing 5%, sodium metnylene bis-naphthalene sulfonate 1%, 1.2% pulls open powder, white carbon 2%, and surplus is water.By above-mentioned each group After dividing coarse pulverization in proportion, enter mix homogeneously in blender, then it is phonetic i.e. to prepare 20% fluorine after sand mill grinds Bacterium ester fluorine bacterium azole suspending agent.
Example of formulations two: 40% fluoxastrobin triflumizole water dispersant.
Following material is mass percent: fluoxastrobin 20%, fluorine bacterium azoles 20%, sodium lignin sulfonate 4%, Naphthalenesulfonic acid-formaldehyde condensate 3%, sodium chloride 2%, magnesium chloride 1%, soluble starch 1%, polyvinyl alcohol 3%, Ammonium sulfate 5%, surplus is Kaolin.By above-mentioned formula dry pulverization process in proportion, extruder grain, dry, sieve Preparation is divided to prepare 40% fluoxastrobin triflumizole water dispersant.
Assays Example one: the synergy of powdery mildew of cucumber is measured by fluoxastrobin with the combination of fluorine bacterium azoles mixture.
For further appreciating that fluoxastrobin and the fluorine bacterium azoles mixture synergy type to powdery mildew of cucumber, this A person of good sense has carried out substantial amounts of field formulation screening test to fluoxastrobin and fluorine bacterium azoles mixture, by field test, We have found that the prevention effect reaching best when fluoxastrobin, fluorine bacterium azoles are according to the ratio mixture of 1:1.Two The use of person's mixture, is significantly improved than the use preventive effect of single dosage form, than the type of other compound proportions Prevention effect there is also great significance.
The fluoxastrobin of different quality ratio tries with the field efficacy of fluorine bacterium azoles mixture composition for preventing and controlling powdery mildew of cucumber Proved recipe case is as follows:
Fluoxastrobin, fluorine bacterium azoles are made wettable powder tested by single dose and test proportion requirement respectively, Every mu of using dosage is 30 grams, unifies dispenser in powdery mildew of cucumber their early stage, after dispenser 7 days, 14 days Investigate and actual prevent and treat situation.The proportioning actual preventing and treating in the field effect to powdery mildew of cucumber of different proportion is compared with this Really.
Table 1, fluoxastrobin, fluorine bacterium azoles different ratio field efficacy actual to powdery mildew of cucumber.
Result of the test: be shown in Table 1, as can be seen from the test results: after dispenser 7 days, the fluoxastrobin of the present invention With the preventive effect that fluorine bacterium azoles mixture compositions is all better than single dose to powdery mildew of cucumber preventive effect, after medicine 14 days, the present invention Fluoxastrobin and fluorine bacterium azoles mixture compositions to powdery mildew of cucumber preventive effect all more than 80%, also significantly better than right According to single dose.The dosage form that wherein fluoxastrobin, fluorine bacterium azoles compound with the ratio of 1:1, after 7 days and 14 days Preventive effect all exceedes other compounding ratios, can play drug effect largely by this proportioning, reaches optimal anti- Control effect.
Assays Example two: fluoxastrobin and the field efficacy of fluorine bacterium azoles mixture composition for preventing and controlling powdery mildew of cucumber Test.
Reagent agent and dispenser dosage:
(1) 20% fluoxastrobin fluorine bacterium azole suspending agent (1:1), 30 grams of preparation of mu.
(2) 40% fluoxastrobin triflumizole water dispersants (1:1), 15 grams of preparation of mu.
Comparison medicament and dispenser dosage:
(3) 20% fluoxastrobin wettable powders, 30 grams of preparation of mu.
(4) 20% triflumizole wettable powders, 30 grams of preparation of mu.
Spraying time and application method: powdery mildew of cucumber their early stage dispenser, be watered even spraying.
Table 2, prevent and treat the field control effectiveness test result of powdery mildew of cucumber.
Result of the test: be shown in Table 2, as can be seen from the test results: after dispenser 7 days, the fluoxastrobin of the present invention With fluorine bacterium azoles mixture compositions to powdery mildew of cucumber preventive effect all more than 80%, hence it is evident that be better than the single dose of comparison;Execute After medicine 14 days, the fluoxastrobin of the present invention and fluorine bacterium azoles mixture compositions to powdery mildew of cucumber preventive effect all 90% Above, also significantly better than the single dose of comparison;In process of the test, each medicament is showed no poisoning generation, pacifies crop Entirely.Illustrate that the fluoxastrobin of the present invention is better than single dose with fluorine bacterium azoles mixture compositions, improve actual prevention effect, Reduce dosage, reduce cost, reduce the medicament adverse effect to environment, delay the generation of disease drug resistance, Agricultural synthesis is administered and has great significance.
Assays Example three: fluoxastrobin and the field efficacy of fluorine bacterium azoles mixture composition for preventing and controlling pear scab Test.
Reagent agent and dispenser dosage:
(1) 20% fluoxastrobin fluorine bacterium azole suspending agent (1:1), extension rate 500 times.
(2) 40% fluoxastrobin triflumizole water dispersants (1:1), extension rate 1000 times.
Comparison medicament and dispenser dosage:
(3) 20% fluoxastrobin suspending agents, extension rate 500 times.
(4) 20% triflumizole wettable powders, extension rate 500 times.
Spraying time and application method: their early stage dispenser, be watered even spraying.
Table 3, the field control effectiveness test result of preventing and treating pear scab.
Result of the test: be shown in Table 3, as can be seen from the test results: after dispenser 7 days, the fluoxastrobin of the present invention With fluorine bacterium azoles mixture compositions to pear scab preventive effect all more than 80%, hence it is evident that be better than the single dose of comparison;Two After secondary dispenser 14 days, pear scab preventive effect was all existed by the fluoxastrobin of the present invention and fluorine bacterium azoles mixture compositions More than 86%, also significantly better than the single dose of comparison;In process of the test, each medicament is showed no poisoning generation, to crop Safety.
By above-mentioned field test, find that in process of the test, each medicament is showed no poisoning generation, to crop safety. The fluoxastrobin of the present invention and fluorine bacterium azoles mixture compositions are better than single dose, it is possible to increase actual prevention effect, subtract Few dosage, reduces cost, reduces the medicament adverse effect to environment, delays the generation of disease drug resistance, Agricultural synthesis is administered and has great significance.

Claims (3)

1. one kind contains fluoxastrobin and the bactericidal composition of fluorine bacterium azoles, it is characterised in that: effective ingredient is fluoxastrobin and fluorine bacterium azoles, and the mass fraction of fluoxastrobin and fluorine bacterium azoles ratio is for 5:1~1:15.
It is the most according to claim 1 a kind of containing fluoxastrobin with the bactericidal composition of fluorine bacterium azoles, it is characterised in that: it is configured to the one of water dispersible granules and suspending agent during actual application.
A kind of bactericidal composition containing fluoxastrobin and fluorine bacterium azoles the most according to claim 1 and 2 is used for preventing and treating powdery mildew of cucumber, pear scab.
CN201410264413.0A 2014-06-13 2014-06-13 A kind of containing fluoxastrobin with the bactericidal composition of fluorine bacterium azoles Active CN104094943B (en)

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Publication number Priority date Publication date Assignee Title
CN106342834A (en) * 2016-08-29 2017-01-25 南京华洲药业有限公司 Bactericidal composition containing fluoxastrobin and allyl cyanide azoxystrobin and application of bactericidal composition
CN107018984A (en) * 2017-04-19 2017-08-08 广东广康生化科技股份有限公司 A kind of bactericidal composition containing folpet and fluoxastrobin and application thereof

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5994382A (en) * 1995-08-17 1999-11-30 Basf Aktiengesellschaft Fungicidal mixtures
CN1239866A (en) * 1996-12-10 1999-12-29 拜尔公司 Fungicidal active substance combinations
CN101039578A (en) * 2004-10-12 2007-09-19 拜尔农作物科学股份公司 Fungicidal active ingredient combinations containing fluoxastrobin

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5994382A (en) * 1995-08-17 1999-11-30 Basf Aktiengesellschaft Fungicidal mixtures
CN1239866A (en) * 1996-12-10 1999-12-29 拜尔公司 Fungicidal active substance combinations
CN101039578A (en) * 2004-10-12 2007-09-19 拜尔农作物科学股份公司 Fungicidal active ingredient combinations containing fluoxastrobin

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