CN105284880A - Fosthiazate and fluoxastrobin-containing pesticide composition - Google Patents

Fosthiazate and fluoxastrobin-containing pesticide composition Download PDF

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Publication number
CN105284880A
CN105284880A CN201510731735.6A CN201510731735A CN105284880A CN 105284880 A CN105284880 A CN 105284880A CN 201510731735 A CN201510731735 A CN 201510731735A CN 105284880 A CN105284880 A CN 105284880A
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CN
China
Prior art keywords
fluoxastrobin
fosthiazate
pesticide composition
composition pesticide
knot nematode
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
Application number
CN201510731735.6A
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Chinese (zh)
Inventor
朱刚
王礼文
吴泽伟
陈佛祥
张志伟
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Guangdong Zhongxun Agri Science Corp
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Guangdong Zhongxun Agri Science Corp
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Priority to CN201510731735.6A priority Critical patent/CN105284880A/en
Publication of CN105284880A publication Critical patent/CN105284880A/en
Pending legal-status Critical Current

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Abstract

The invention relates to a pesticide composition. Fosthiazate and fluoxastrobin serve as effective components; the weight ratio of fosthiazate to fluoxastrobin is 20: 1-1: 20; the weight percentage of the total weight of fosthiazate and fluoxastrobin in the pesticide composition is 1 to 15 percent. In actual use, the pesticide composition is prepared into granules, is suitable for preventing and controlling cucumber root knot nematode, seedling diseases and the like, and has an obvious synergistic effect; the use amount of pesticides is reduced, and generation of the pesticide resistance of disease and pest injuries can be relieved.

Description

A kind of composition pesticide containing fosthiazate and fluoxastrobin
Technical field
The present invention relates to composition pesticide and application thereof, specifically a kind of composition pesticide that is active ingredient with fosthiazate and fluoxastrobin, for preventing and treating cucumber root-knot nematode and sprout term disease.
Background technology
Fosthiazate has tags and systemic action, and toxicity is lower, and to root-knot nematode, pratylenchus has special efficacy.Kill nematode scope wide, to root-knot nematode, pratylenchus, stem eelworm, Cyst nematode etc. have good control efficiency, fosthiazate has excellent performance of tagging, when using dosage reaches recommendation consumption, medicament, once contact the dead wire worm that just can tag with nematode, has strong Uptake and translocation effect in plant, can in effectively preventing nematode invaded plants body, also can effectively kill the nematode in intrusive body; Simultaneously to overground part insect, as to aphid, tetranychid, thrips etc. also have doublely controls effect, and it is long to kill the nematode lasting period, annual crop 2-3 month, perennial crop 4-6 month.Kill nematode effect not by the impact of soil temperature.
Fluoxastrobin belongs to methoxy acrylic bactericide, and the mechanism of action of fluoxastrobin is also mitochondrial respiratory inhibitor, namely suppresses mitochondrial breathing by electro transfer between cytochrome b and C1.Fluoxastrobin application optimum period, is wide, no matter early stage as spore germination, germ tube growth and intrusion leaf portion at fungal infection, or can provide extraordinary protection and therapeutic action at growth period of hypha; But infect the most effective to spore germination and initial stage.The systemic activity of the excellence that cause has, it can be rapidly absorbed, and can transmit to top equably in leaf portion, therefore have the good resistance of rainwater washing against ability of root.
Fosthiazate and fluoxastrobin are mixed for control cucumber root-knot nematode and sprout term disease nothing report at present.
Summary of the invention
The object of the present invention is to provide a kind of compound synergic composition containing fosthiazate and fluoxastrobin, for preventing and treating cucumber root-knot nematode and sprout term disease.
Technical scheme: for achieving the above object, the invention provides a kind of composition pesticide containing fosthiazate and fluoxastrobin, active ingredient is fosthiazate and fluoxastrobin, the weight ratio of fosthiazate and fluoxastrobin is 20:1 ~ 1:20, fosthiazate and fluoxastrobin weight summation percentage by weight are in the composition 1% ~ 15%, and all the other are allow in agricultural chemicals to use and acceptable auxiliary element.
Described composition pesticide according to well known to a person skilled in the art method, can be mixed with granule.
Described composition pesticide is also containing the agriculturally acceptable insecticides adjuvant of preparation needed for pesticidal preparations, be selected from one or more in solvent, wetting agent, dispersant, disintegrant, binding agent, filler, carrier etc., be known substance, various auxiliary agents conventional in pesticidal preparations, can change to some extent according to different situations, be not particularly limited.
The production technology of described composition pesticide application forms all belongs to existing known technology, does not repeat them here.
Composition pesticide provided by the invention, is applied to control cucumber root-knot nematode and sprout term disease.
Compared with prior art, the invention has the advantages that:
1, fosthiazate and fluoxastrobin is composite has beyond thought synergistic function, is used alone the control efficiency that improve insect and germ than single dose;
2, fosthiazate and the fluoxastrobin mechanism of action different, mixed can delay insect and the drug-fast generation of germ;
3, fosthiazate and fluoxastrobin two kinds of active ingredients composite, decrease Pesticide use amount, reduce use cost and alleviate pollution to environment.
Embodiment
In order to understand essence of the present invention better, below in conjunction with embodiment, content of the present invention is described further, but can not limitation of the present invention be considered as.
Composition pesticide of the present invention can produce certain collaborative summation action, be specially adapted to control crop pest and various fungus-caused disease, and the consumption of the independent reactive compound of the amount ratio of this mixture decreases, namely the activity of mixture is higher than the activity of independent component.The present invention can prevent and treat root-knot nematode that cucumber occurs and seedling stage sac fungi, the various diseases that cause such as imperfect fungus.
Embodiment 1: indoor synergy evaluation.
Evaluate drug combination mode according to Gowing method, its formula is as follows:
E 0﹦X﹢Y–XY/100
In formula, X be fosthiazate alone with certain dosage time control rate to target pest; Y be fluoxastrobin alone with certain dosage time to target fungus inhibiting rate; E 0for the theoretical value to target inhibiting rate when fosthiazate, fluoxastrobin two kinds of pharmacy mix; Measured value to target inhibiting rate when E is fosthiazate, fluoxastrobin two kinds of pharmacy mix.
Evaluation criterion: as E – E 0during > 10%, be expressed as synergistic effect; As ﹣ 10%≤E – E 0when≤10%, show as summation action; As E – E 0during < ﹣ 10%, show as antagonism.
Table 1, indoor detection fosthiazate, fluoxastrobin are to cucumber root-knot nematode synergy evaluation result.
Detected by toxicity, by fosthiazate, fluoxastrobin according to the composite discovery of 20:1-1:20 ratio, the two mixture has good synergistic effect to cucumber root-knot nematode, the fosthiazate being mixed with different content fluoxastrobin can play better preventive and therapeutic effect to cucumber root-knot nematode, and the single dose of same fluoxastrobin mixture to the inhibiting rate of cucumber fusarium axysporum and corresponding concentration is also more consistent.
Embodiment 2:6% fosthiazate fluoxastrobin granule.
Fosthiazate 5.5%, fluoxastrobin 0.5%, lauryl sodium sulfate 10%, alkylphenol polyoxyethylene 10%, polyvinyl alcohol 10%, clay complements to 100%.Above-mentioned active ingredient and auxiliary agent are mediated through mixing and water adding, uses pinch-out granulator pinch out and be shaped, afterwards by particle fluid-bed drying, screening, 6% fosthiazate fluoxastrobin granule can be obtained.
Embodiment 3: control cucumber root-knot nematode and seedling stage fusarium wilt field control effectiveness test.
Adopt above-mentioned 6% fosthiazate fluoxastrobin granule control cucumber root-knot nematode and seedling stage fusarium wilt, test site is Guangdong Huizhou city, and test period is in August, 2014, selects the field that nematode population is more in soil, adopts before transplanting and spreads fertilizer over the fields mode.With 20% fosthiazate soluble granule, 500 times of liquid, 24% fluoxastrobin suspending agent, 1500 times of liquid for contrast medicament.Test process is carried out with above-mentioned 6% granule 2kg/ mu.Investigate preventive effect respectively at 1d, 3d, 7d, 20d after medicine, after medicine, 3d preventive effect calculates in strict accordance with the computational methods of regulation in National Standard of the People's Republic of China's " pesticide efficacy field trial criterion ".Above medicament 20d post-equalization preventive effect sees the following form.Test shows that 6% fosthiazate fluoxastrobin granule has cucumber root-knot nematode, fusarium wilt and well prevents and treats therapeutic action.
Shown by indoor biometrics test and a large amount of outdoor field comparison test, 6% fosthiazate fluoxastrobin granule of the present invention has good control efficiency to cucumber root-knot nematode, is that one is worth of widely use pesticide species.

Claims (3)

1. one kind contains the composition pesticide of fosthiazate and fluoxastrobin, it is characterized in that: active ingredient is fosthiazate and fluoxastrobin, the weight ratio of fosthiazate and fluoxastrobin is 20:1 ~ 1:20, fosthiazate and fluoxastrobin weight summation percentage by weight are in the composition 1% ~ 15%, and all the other are allow in agricultural chemicals to use and receptible auxiliary element.
2. a kind of composition pesticide containing fosthiazate and fluoxastrobin according to claim 1, is characterized in that: the formulation of described composition pesticide is granule.
3. a kind of composition pesticide containing fosthiazate and fluoxastrobin according to claim 1 is to prevent and treat the application in cucumber root-knot nematode and sprout term disease.
CN201510731735.6A 2015-10-30 2015-10-30 Fosthiazate and fluoxastrobin-containing pesticide composition Pending CN105284880A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510731735.6A CN105284880A (en) 2015-10-30 2015-10-30 Fosthiazate and fluoxastrobin-containing pesticide composition

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510731735.6A CN105284880A (en) 2015-10-30 2015-10-30 Fosthiazate and fluoxastrobin-containing pesticide composition

Publications (1)

Publication Number Publication Date
CN105284880A true CN105284880A (en) 2016-02-03

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201510731735.6A Pending CN105284880A (en) 2015-10-30 2015-10-30 Fosthiazate and fluoxastrobin-containing pesticide composition

Country Status (1)

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CN (1) CN105284880A (en)

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Application publication date: 20160203