CN105918325B - A kind of granular pesticide containing probenazole and Metalaxyl-M - Google Patents

A kind of granular pesticide containing probenazole and Metalaxyl-M Download PDF

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Publication number
CN105918325B
CN105918325B CN201610279128.5A CN201610279128A CN105918325B CN 105918325 B CN105918325 B CN 105918325B CN 201610279128 A CN201610279128 A CN 201610279128A CN 105918325 B CN105918325 B CN 105918325B
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Prior art keywords
metalaxyl
probenazole
granular pesticide
weight ratio
containing probenazole
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CN201610279128.5A
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CN105918325A (en
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吴宝国
梁佳韬
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Shandong Aosheng Biotechnology Co ltd
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Jingmen Lv You Flower Nursery Stock Co Ltd
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    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01NPRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N43/00Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
    • A01N43/72Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with nitrogen atoms and oxygen or sulfur atoms as ring hetero atoms
    • A01N43/80Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with nitrogen atoms and oxygen or sulfur atoms as ring hetero atoms five-membered rings with one nitrogen atom and either one oxygen atom or one sulfur atom in positions 1,2
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01NPRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N25/00Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests
    • A01N25/12Powders or granules
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01NPRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N37/00Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids
    • A01N37/44Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids containing at least one carboxylic group or a thio analogue, or a derivative thereof, and a nitrogen atom attached to the same carbon skeleton by a single or double bond, this nitrogen atom not being a member of a derivative or of a thio analogue of a carboxylic group, e.g. amino-carboxylic acids
    • A01N37/46N-acyl derivatives

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  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Pest Control & Pesticides (AREA)
  • Plant Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Dentistry (AREA)
  • Agronomy & Crop Science (AREA)
  • Zoology (AREA)
  • Environmental Sciences (AREA)
  • Toxicology (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)

Abstract

The present invention relates to a kind of granular pesticide containing probenazole and Metalaxyl-M, effective component is by following weight ratio at being grouped as: probenazole 5-10%, Metalaxyl-M 0.5-3.0%, the wherein weight ratio of probenazole and Metalaxyl-M are as follows: 10-20:1-5.Granular pesticide of the invention is used for the prevention and treatment of dry rice seedling phase rice damping-off, and formula synergy is significant, and absorbability is good, can effectively control disease, has time and labour saving labour-saving effect.

Description

A kind of granular pesticide containing probenazole and Metalaxyl-M
Technical field
The present invention relates to technical field of pesticide, more particularly to a kind of pesticide granules containing probenazole and Metalaxyl-M Agent.
Background technique
Probenazole, English common name are as follows: probenazole is that Japanese Meiji Seika Kaisha, Ltd. develops A kind of inducing immunity fungicide is realized protection effect to immune (resistance) reaction of disease by excitation plant itself, is led to Plant root absorption is crossed, and relatively rapidly infiltration is conducted to plant each section.Probenazole handles rice, can promote root system It absorbs, and relatively rapidly to plant each section, cover crop is not infected by Pyricularia oryzae and rhizoctonia solani for infiltration conduction.
Metalaxyl-M, English common name are as follows: metalaxyl-M is a kind of efficient systemic fungicide, has protection and treatment to make With, drug effect is high, residual is low, to Pseudoperonospora cubensis, phytophthora germ, vegetables caused by rotten mildew fungus, fruit tree, tobacco, oil plant, cotton, The crop diseases such as grain have efficient.
At this stage, raising rice seedlings realize the transformation from watery ricenursery to dry rice seedling substantially, and rice shoot disease is still watered with medicament It is prevented and treated by spraying, it is more time-consuming.In the case where rural labour's shortage, effort-saving prevents and treats the method for pest and disease damage increasingly Concerned, the present invention is compounded by effective component probenazole and Metalaxyl-M, and granular pesticide, uptake and translocation is made Good, in seedling operation or seeding stage is applied, and can be effectively prevented rice seedling damping-off, be achieved the effect that time and labour saving.
Currently, probenazole there are no relevant report to the research of Metalaxyl-M mixture.
Summary of the invention
The technical problem to be solved by the present invention is to, a kind of granular pesticide containing probenazole and Metalaxyl-M is provided, For the prevention and treatment of dry rice seedling phase rice damping-off, formula synergy is significant, and absorbability is good, can effectively control disease, has time saving The effect to save labor.
The technical solution adopted by the present invention is that: a kind of granular pesticide containing probenazole and Metalaxyl-M, effectively at Divide probenazole and Metalaxyl-M composition, wherein the weight ratio of probenazole and Metalaxyl-M are as follows: 10-20:1-5, preferably , the weight ratio of probenazole and Metalaxyl-M is 15:2.
Weight percent of the probenazole in granular pesticide is 5-10%, and Metalaxyl-M is in pesticide granules Weight percent in agent is 0.5-3.0%.
The adjuvant that granular pesticide of the invention is added includes filler, binder, dispersing agent, wetting agent, disintegrating agent, steady Determine agent or it is other be beneficial to the effective component substance that stable and drug effect plays in the formulation, be all commonly used in field of pesticide preparation or Allow using various composition.
The present invention has the following advantages that and significant technical effect:
(1) probenazole and Metalaxyl-M have double action mechanism, and mutually mixture germ is not easy to produce resistance.
(2) indoor biometrics the result shows that, probenazole and Metalaxyl-M compound according to a certain percentage increases rhizoctonia solani Effect is obvious, can be reduced applications of pesticide amount and reduces pesticide cost.
(3) present invention is prepared into granular pesticide, applies when in conjunction with dry rice seedling operation or during seedling, alleviates farming behaviour Make, more saves labor.
Specific embodiment
Technical solution of the present invention and beneficial effect are described further with reference to embodiments, of the present invention hundred Ratio is divided to be weight percentage.
One, embodiment is prepared
Embodiment 1:5.5% probenazole Metalaxyl-M granule (effective component ratio 10:1)
Formula: weighing probenazole 5% by weight, Metalaxyl-M 0.5%, naphthalenesulfonate formaldehyde condensation compound 4%, and ten Sodium dialkyl sulfate 3%, polyvinyl alcohol 3.5%, bentonite complements to 100%.
Embodiment 2:8.5% probenazole Metalaxyl-M granule (effective component ratio 15:2)
Formula: weighing probenazole 7.5% by weight, Metalaxyl-M 1%, naphthalenesulfonate formaldehyde condensation compound 3%, and ten Sodium dialkyl sulfate 3.5%, polyvinyl alcohol 3%, attapulgite 12%, kaolin complements to 100%.
Embodiment 3:12.5% probenazole Metalaxyl-M granule (effective component ratio 20:5)
Formula: probenazole 10%, Metalaxyl-M 2.5%, lauryl sodium sulfate 2.5%, carboxylic are weighed by weight Methylcellulose 3.5%, diatomite 15%, bentonite complements to 100%.
Embodiment 4:13% probenazole Metalaxyl-M granule (effective component ratio 10:3)
Formula: weighing probenazole 10% by weight, Metalaxyl-M 3%, naphthalenesulfonate formaldehyde condensation compound 5%, and ten Sodium dialkyl sulfate 2.5%, polyvinyl alcohol 5%, kaolin complements to 100%.
Preparation method: recipe ingredient described in above-described embodiment 1-4 is uniformly mixed, and is crushed, is sufficiently stirred after wetting with water It mixes uniformly, then is granulated with screw extruder pelletizer, is sieved after dry up to the granule of Metalaxyl-M containing probenazole.
Two, BIOLOGICAL ACTIVITY EXAMPLES
BIOLOGICAL ACTIVITY EXAMPLES of the invention is the method combined using indoor toxicity test and field trial.
Embodiment 1: the indoor toxicity test of probenazole, Metalaxyl-M and compounding agent to rice seedling blight
After prerun determines the effective inhibition concentration range of each medicament, probenazole, Metalaxyl-M and its mixed agent are pressed Active constituent content gradient series dilute 5 concentration, if clear water compares.Referring to " farm-chemical indoor determination test rule sterilization Agent " it carries out, using mycelial growth rate method measurement medicament to the virulence of rhizoctonia solani.Bacterium colony is measured with crossing method after 72h Diameter calculates each processing net growth, mycelial growth inhibition rate.
Mycelial growth inhibition rate is converted into probit value (y), liquor strength (μ g/mL) is converted into logarithm (x), with minimum Square law acquires virulence regression equation (y=a+bx), and thus calculates the EC of every kind of medicament50Value.
The synergistic effect of pharmacy mix is evaluated according to the co-toxicity coefficient method (CTC) of Sun Yunpei's Method, i.e. CTC≤80 are antagonism Effect, 80<CTC<120 are summation action, and CTC>=120 are synergistic effect.Statistical result is as shown in table 1:
Reagent agent Proportion EC50(mg/L) Co-toxicity coefficient (CTC)
Probenazole (A) / 1.51 /
Metalaxyl-M (B) / 2.57 /
A:B 10:1 1.23 127.6
A:B 10:3 1.26 132.1
A:B 10:5 1.22 142.8
A:B 15:1 1.16 133.4
A:B 15:2 0.95 166.9
A:B 15:5 1.25 134.6
A:B 20:1 1.16 132.6
A:B 20:3 1.27 125.8
A:B 20:5 1.25 131.6
A:B 1:9 3.05 78.6
Measurement result show when the proportion of probenazole and Metalaxyl-M be 10-20:1-5 when, co-toxicity coefficient (CTC) Greater than 120, synergistic effect is obvious.
Embodiment 2: the preparation resulting preparation of embodiment 2 is used to prevent and treat the field control effectiveness test of rice seedling blight
(1) experimental design: using 8.5% probenazole Metalaxyl-M (15:2) granule as test group 1#, application Amount is 0.1 kilogram/m2;Using 8% probenazole granule as control group 1#, amount of application is 0.15 kilogram/m2;With 12% smart first White spirit granule is control group 2#, and amount of application is 0.15 kilogram/m2, 1 blank control group is set.
(2) application method
Disease-free seedling plot is selected, the soil with rhizoctonia solani is uniformly mixed, is successively layered on i.e. by smooth seedling furrow It will test on seedling furrow, it is desired to which the thickness of soil in spite of illness on furrow is consistent.The seed-grain of bud will be urged to plant in soil, in test 3 repetitions of each processing, plot area 1m2, by experimental design by the correspondence medicament of test group 1#, control group 1#, control group 2# It is uniformly imposed in corresponding cell by defined dosage, keeps seedbed environment consistent in each cell.
(3) test result
It 10 days after medicine, is investigated in conjunction with rice shoot damping-off high-incidence season result, calculates disease incidence and control efficiency, the results showed that, Test group 1# is 91.53% to the control efficiency of rice shoot damping-off, and control group 1# is to the control efficiency of rice shoot damping-off 71.24%;Control group 2# is 74.52% to the control efficiency of rice shoot damping-off.Find out from test, probenazole and smart first After white spirit mixture, mixed agent is obvious to rice shoot damping-off synergy, not only reduces the usage amount of effective component, but also show better than single The field efficacy of agent helps to reduce Pesticide use cost.

Claims (4)

1. a kind of granular pesticide containing probenazole and Metalaxyl-M, which is characterized in that probenazole and Metalaxyl-M Weight ratio are as follows: 10-20:1-5.
2. the granular pesticide according to claim 1 containing probenazole and Metalaxyl-M, which is characterized in that phenyl allyloxy The weight ratio of thiazole and Metalaxyl-M is 15:2.
3. the granular pesticide according to claim 1 or 2 containing probenazole and Metalaxyl-M, which is characterized in that alkene The weight percent of propyl benzene thiazole is 5-10%, and the weight percent of Metalaxyl-M is 0.5-3%.
4. the granular pesticide as claimed in claim 3 containing probenazole and Metalaxyl-M is for preventing and treating dry rice seedling rice damping-off Purposes.
CN201610279128.5A 2016-04-28 2016-04-28 A kind of granular pesticide containing probenazole and Metalaxyl-M Active CN105918325B (en)

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108013077A (en) * 2018-01-17 2018-05-11 河南科技学院 A kind of microbe soil fungicide

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3629428A (en) * 1967-09-07 1971-12-21 Meiji Seika Kaisha Pesticide for controlling bacterial and fungal diseases of rice plant
JP2581917B2 (en) * 1987-04-24 1997-02-19 アグロカネシヨウ株式会社 Agricultural and horticultural fungicides
CN105340953B (en) * 2012-02-10 2017-11-21 陕西美邦农药有限公司 A kind of bactericidal composition containing probenazole

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Effective date of registration: 20181206

Address after: 448200 Guodian Village, Jishan Town, Shayang County, Jingmen City, Hubei Province

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Address before: 530000 room 3106, block C, hang Yang International City, No. 131, National Road, Qingxiu District, Nanning, the Guangxi Zhuang Autonomous Region.

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Patentee after: Wuhan Huanlv times ecological garden Technology Co.,Ltd.

Address before: 448200 Guodian Village, Jishan Town, Shayang County, Jingmen City, Hubei Province

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Address after: 274400 Jianglou administrative village, qinggangji Township, Cao County, Heze City, Shandong Province (New Material Industrial Park)

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Address before: Room 101, 102, 107, 108, 109, Room 6, West Hall, Room E1, Wuhan Software New Town, Room 9, Huacheng Avenue, Wuhan Donghu New Technology Development Zone, Hubei Province, 430075

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