CN104488872B - A kind of nematicidal composition - Google Patents
A kind of nematicidal composition Download PDFInfo
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Abstract
The present invention relates to a kind of nematicidal composition, its active ingredient is amino-oligosaccharide (A) and fluopyram (B), and (A) is 100: 11: 100 with the mass ratio of (B).(A) after compounding with (B), there is obvious synergistic effect, for fruit tree, vegetables, cereal crops, oil crops, sugar crop, cotton plant and the control of nematode in place such as crudefiber crop, gardening gardens class plant.
Description
Technical field
The present invention relates to a kind of nematicidal composition, a kind of nematicidal composition containing amino-oligosaccharide.
Background technology
Plant nematode specifically includes that Meloidogyne (Meloidogyne), kidney shape Turbatrix
(Rotylenchulus), cyst roundworm (Heterodera (Heterodera)), root spot nematode (Pratylenchidae genus
(Pratykenchus)), root-knot nematode occurs universal in China, and harm is serious.Directly searching for food of nematode can be greatly decreased plant
To nutrition and the absorption of moisture, nematode Plant species eaten causes wound, returns phytopathogen invasion and provides convenience.Nematode at present
Preventing and treating alternative few, agriculturally preventing and treating nematode concentrates on the prevention nematode invasion and attack to plant substantially.Along with eelworm harm
Day by day serious, it is badly in need of developing novel, efficient, low toxicity nematicide.
Amino-oligosaccharide (chitosan oligosaccharide), English common name: oligosaccharins, molecular formula: (C6H1104N) n (n >=
2).Amino-oligosaccharide is the compound sugar that D-Glucosamine connects with β-1.4 glycosidic bond, chitin degrading obtain after shitosan again
Degraded prepares, or is extracted by fermentable, the growth of some germs can be produced inhibitory action, affect fungus spore germination,
Induction hypha form morphs, biochemistry changes in spore.Plant can be excited to produce there is the chitinase of resistant effect, Portugal
Dextranase, protect element and PR albumen etc., and there is cell activation effect, the recovery of the plant that contributes to being injured, promote root strong sprout, to strengthen and make
The resistance of thing, promotes growth and development of plants.Not only fungi, bacterium, virus are had extremely strong preventive effect, but also has battalion
The effect support, regulate, detoxified.Can be widely used for preventing and treating fruit tree, vegetables, underground rhizome, tobacco, Chinese medicine and the disease of grain and cotton crop
Poison, bacterium, fungus-caused disease.
Inventor applied for the bactericidal composition patent of fluopyram and amino-oligosaccharide for controlling plant diseases, its
Application does not include root-knot nematode, application number: 201210421331.3.
Summary of the invention
It is an object of the invention to: provide a kind of be suitable for agriculturally use, have outstanding prevention effect to kill line to nematode
Worm composition.
Inventors be surprised to learn that the composition of amino-oligosaccharide and fluopyram has synergy and makees when preventing and treating nematodiasis
With, can be used in mixed way, parasitic nematode is provided more preferably compared with obtainable prevention effect with only using single active ingredient
Prevention effect and quick-acting can be improved.
The present composition has synergistic function, and is therefore particularly suitable for the parasitic line of preventing and treating harm plant root
Parasitic nematode in worm, especially fruit tree, vegetables, oil crops, sugar crop, cotton crudefiber crop, gardening gardens class plant.
A kind of nematicidal composition that the present invention provides, is characterized in that comprising amino-oligosaccharide (A) and fluopyram
(B)；Even a small amount of (A) or (B) is also enough for realizing Synergistic, and usually, (A) and (B) mass ratio is 100: 1-1
: 100, preferably 50: 1-1: 50, more preferably 10: 1-1: 10.
Described fluopyram, English name: fluopyram, for succinate dehydrogenase inhibitors, can suppress spore germination,
Germ tube elongation and mycelial growth, efficient to multiple diseases such as powdery mildew, gray mold, Leaf Spot Caused by Corynespora cassiicola on Cucumbers.
The present composition also can prevent and treat various crop such as cotton, vegetables (such as cucumber, beans, tomato, potato and cucurbit
Section plant), banana, coffee, corn, fruits, rice, wheat, barley, oat, rye, soybean, peanut, ornamental plant, sugarcane
Deng the harmful organism on plant and in seed.
The present composition is particularly suitable for preventing and treating plant nematode, such as Pratylenchidae (Pratykenchus
Spp), Radopholus similis Throne (Radopholous similis), fuller's teasel Ditylenchus dipsaci (Ditylenchus dipsaci), partly wear
Thorn nematode (Tylenchulussemipenetrans), Heterodera kind (Heterodera spp.), ball Heterodera kind
(Globodera spp.), Meloidogyne kind (Meloidogyne spp.), kidney shape Turbatrix kind (Rotylenchulus
Spp.), Aphelenchoides kind (Aphelenchoides spp.), minute hand Turbatrix kind (Longidorus spp.), sword nematode
Belong to kind of (Xiphinema spp.), burr Turbatrix kind (Trichodorus spp.), a Bursaphelenchus kind
(Bursaphelenchus spp.)。
Preferably it is used for the present composition preventing and treating Cereal, paddy rice, wheat, fruit tree, cotton, vegetables, soybean and peanut
Deng the nematodiasis of oil crops, flowers etc., as wheat root-knot nematode and cyst roundworm, oranges and tangerines root-knot nematode, cucumber root-knot nematode,
Tomato root-knot eelworm, capsicum root-knot nematode, soy bean cyst roundworm, peanut root-knot nematode etc..
The present composition can be prepared as being suitable for the formulation of agricultural use, active ingredient in preparation by known method
Total content is 0.5%-98%, preferably 5-80%, and remaining is pesticide adjuvant composition.
Spray after the agricultural chemicals cooperative compositions of the present invention can be formulated as being available for dilution or carry out soil or Seed Treatment
Suspending agent, aqueous emulsion, microemulsion, wettable powder, water dispersible granules, it is possible to make granule and directly use.Preferred dosage form is
Suspending agent, granule.
Preparation is prepared in a known way, such as by active ingredient being mixed with solvent and/or carrier and prepared, if desired
If use other pesticide adjuvant composition such as emulsifying agent and dispersant.
Insecticide-applying way can be taked spraying, pouring root, leaching root, soak seed, gets rid of and execute, spread fertilizer over the fields, ditch spread, spread manuer in holes, during preventing and treating nematode
Preferably ditch spread, spread manuer in holes, the soil treatment such as pouring root or leaching root, seed soaking, seed pelleting process.
Compared with prior art, nematicidal composition of the present invention produce have the beneficial effect that (1) compared with single dose, synergy
Substantially, improve prevention effect；(2) field dosage can be greatly decreased；(3) effect of active ingredient in nematicidal composition
Mechanism is different, reduces the single selection pressure to nematode, is conducive to overcoming nematode resistance produce and delay the anti-medicine of nematode
The generation speed of property；(4) nematicidal composition has good prevention effect to all kinds of nematodiasis；(5) nematicidal composition can
The most double control some pest and disease damages.
Detailed description of the invention
In order to make the purpose of the present invention, technical scheme and advantage clearer, present invention specific examples below
Illustrate, but the present invention is only limited to absolutely not these examples.
The synergistic function of the present composition can be by following test explanation:
Biologicall test example: amino-oligosaccharide toxicity test to cucumber root-knot nematode compounding with fluopyram
Subjects: cucumber root-knot nematode (Meloidogyne incognita)
Evaluation method is pot-culture method.From cucumber root, the pieces of an egg sterile water wash of picking root-knot nematode, is placed in culture dish
Wet filter paper on, add 20ml sterilized water, at 20 DEG C-25 DEG C hatch, it is thus achieved that the second instar larvae that age is consistent, dilute with sterilized water
To 400/ml.Inoculate second instar larvae in the cucumber two leaf phase, use root injection method, take 5ml nematode inoculation liquid and inject Rhizosphere Soil
In earth, 24h soil conservation 70%-80% humidity after inoculation.Cucumber is standby after inoculating root-knot nematode.
Active ingredient is made into mother liquor after dissolving on request, is then diluted to be suitable for concentration by purified water and carries out root irrigation.
After chemicals treatment, cucumber seedling is placed in phjytotron, then 25-30 DEG C, 12h alternation of light and darkness, relative humidity 35%-
30d is cultivated under the conditions of 50%.Each repetition random searching 4 basin, each process amounts to investigation 16 basin cucumber.Grade scale is by China
People's republic's national standard " pesticide field efficacy medicine test criterion (one) ", severity Scaling standard.
Diseased plant stage division is as follows:
0 grade: root system is without insect gall；
1 grade: root system has a small amount of little insect gall；
3 grades: 2/3rds root systems are covered with little insect gall；
5 grades: root system is covered with little insect gall and has secondary insect gall；
7 grades: root growth fibrous root group；
Computational methods:
The expection effect of active ingredient mixture (i.e. theoretical prevention effect, %) use Colby formula to determine and with observation
To effect compare:
Colby formula: E=X+Y-X*Y/100
E: when in composition, effective constituents A concentration is a, active ingredient B concentration is compositions contemplated effect during b
Power,
X: effective constituents A dosage is effect during a,
Y: active ingredient B dosage is effect during b.
When the prevention effect observed exceedes expection preventive effect, explanation has synergistic effect.
Amino-oligosaccharide and fluopyram compound and cucumber root tie lines worm indoor virulence measurement result are seen table 1,2.
The table 1. single active ingredient Toxicity Determination result to cucumber root-knot nematode
Table 2. amino-oligosaccharide and the compounding Toxicity Determination result to cucumber root-knot nematode of fluopyram
Result of the test shows, amino-oligosaccharide and fluopyram compounding preventing and treating cucumber root-knot nematode, proportioning is 100: 1-1
: time between 100, all there is synergistic effect.
Bactericidal composition of the present invention can be prepared as being suitable for the suspending agent of agricultural use, aqueous emulsion, micro-by known method
Emulsion, wettable powder, water dispersible granules or granule.Illustrating with specific embodiment below, in formula, percentage is
Mass percent.In present specification, active ingredient refers to amino-oligosaccharide and fluopyram, and active ingredient is all by 100% purity
Meter, in actual application, converts according to former medicine actual purity used, and difference filler or diluent adjust, below
Repeat no more.
One, suspending agent processing and application example
Each components such as active ingredient, wetting dispersing agent, thickener, carrier and water are mixed in the ratio of formula, warp
Grind and/or obtain suspending agent after high speed shear.
Embodiment 1:10.1% amino-oligosaccharide fluopyram suspending agent
Amino-oligosaccharide 10%, fluopyram 0.1%, methyl naphthalene sulfonate formaldehyde condensate 10%, lignin sulfonic acid
Sodium 10%, xanthans 1%, silicone oil 1%, glycerine 5%, water complements to 100%.
This embodiment is applied to prevent and treat pepper root Root-knot.By 10.1% amino-oligosaccharide fluopyram suspending agent
It is diluted with water pouring ground, continuous dispenser 2 by 15g ai/ha (g ai/ha refers to per hectare effective ingredient consumption, the most identical) consumption
Secondary, 7 days intervals of dispenser, after last medicine, the prevention effect of 30 days and 60 days is respectively 67.4%, 69.7%.5% amino-oligosacchride
Element aqua presses 20g ai/ha and 10% fluopyram suspending agent by 80g ai/ha, in kind uses.5% amino-oligosacchride
After element aqua last medicine, the preventive effect of 30 days and 60 days is respectively 62.3%, 61.8%；10% fluopyram suspending agent last medicine
The preventive effect of latter 30 days and 60 days is respectively 60.8%, 56.9%.After amino-oligosaccharide is compounding with fluopyram, synergistic effect is bright
Aobvious, the preventive effect of capsicum root-knot nematode is significantly better than single dose.
Embodiment 2:30.3% amino-oligosaccharide fluopyram suspending agent
Amino-oligosaccharide 0.3%, fluopyram 30%, thermally coupled distillation columns 8%, carboxymethylcellulose calcium
1%, white carbon 1%, glycerine 4%, water complements to 100%.
This embodiment is applied to prevent and treat tomato root-knot eelworm.30.3% amino-oligosaccharide fluopyram suspending agent is pressed
120g ai/ha is diluted with water and carries out root irrigation, continuous dispenser 2 times, 7 days intervals of dispenser, after last medicine 30 days and 60 days
Prevention effect is respectively 92.5%, 90.4%.5% amino-oligosaccharide aqua presses 20gai/ha and 10% fluopyram suspending agent
By 150g ai/ha, in kind using, after 10% amino-oligosaccharide suspending agent medicine, the preventive effect of 30 days and 60 days is respectively
63.7%, 61.8%；After 10% fluopyram suspending agent medicine, the preventive effect of 30 days and 60 days is respectively 73.4%, 70.3%.Ammonia
After base oligosaccharide is compounding with fluopyram, synergistic effect is obvious, and the preventive effect of tomato root-knot eelworm is significantly better than single dose.
Two, aqueous emulsion processing and application example
Active ingredient, solvent, emulsifying agent are added together, make to be dissolved into homogeneous oil phase；Under high velocity agitation, oil phase is added
Enter in water and mix, prepare aqueous emulsion.
Embodiment 3:11% amino-oligosaccharide fluopyram aqueous emulsion
Amino-oligosaccharide 1%, fluopyram 10%, toluene 20%, calcium dodecyl benzene sulfonate 5%, agriculture breast 600#
5%, water complements to 100%.
This embodiment is applied to prevent and treat cucumber root-knot nematode.11% amino-oligosaccharide fluopyram aqueous emulsion is pressed
100g ai/ha is diluted with water pouring ground, continuous dispenser 2 times, 7 days intervals of dispenser, and after medicine, the prevention effect of 30 days and 60 days is distinguished
It is 89.7%, 90.6%.5% amino-oligosaccharide aqua presses 20g ai/ha and 10% fluopyram suspending agent by 150g ai/
Ha, in kind uses.After 10% amino-oligosaccharide aqua medicine, the preventive effect of 30 days and 60 days is respectively 64.7%, 60.8%；
After 10% fluopyram suspending agent medicine, the preventive effect of 30 days and 60 days is respectively 75.8%, 71.3%.Amino-oligosaccharide and fluorine pyrrole
After bacterium acid amides is compounding, synergistic effect is obvious, and the preventive effect of cucumber root-knot nematode is significantly better than single dose.
Embodiment 4:11% amino-oligosaccharide fluopyram aqueous emulsion
Amino-oligosaccharide 10%, fluopyram 1%, toluene 10%, calcium dodecyl benzene sulfonate 5%, agriculture breast 600#
5%, water complements to 100%.
This embodiment is applied to prevent and treat watermelon root-knot.11% amino-oligosaccharide fluopyram aqueous emulsion is pressed
11g ai/ha is diluted with water pouring ground, continuous dispenser 2 times, 7 days intervals of dispenser, and after medicine, the prevention effect of 30 days and 60 days is distinguished
It is 85.7%, 80.8%.5% amino-oligosaccharide aqua presses 20g ai/ha and 10% fluopyram suspending agent by 150g ai/
Ha, in kind uses.After 5% amino-oligosaccharide aqua medicine, the preventive effect of 30 days and 60 days is respectively 62.4%, 61.5%；
After 10% fluopyram suspending agent medicine, the preventive effect of 30 days and 60 days is respectively 78.4%, 75.9%.Amino-oligosaccharide and fluorine pyrrole
After bacterium acid amides is compounding, synergistic effect is obvious, and the preventive effect of watermelon root-knot is significantly better than single dose.
Three, microemulsion processing and application example
Active ingredient, solvent, cosolvent, emulsifying agent are added together, make to be dissolved into homogeneous oil phase；Water-soluble substances is added
Enter in water, homogeneous aqueous phase in dissolving, under agitation, by mixed with water for oil phase uniformly, prepare microemulsion.
Embodiment 5:10.2% amino-oligosaccharide fluopyram microemulsion
Amino-oligosaccharide 0.2%, fluopyram 10%, 1-METHYLPYRROLIDONE 20%, isopropanol 10%, agriculture breast 500#
5%, agriculture breast 1601#5%, water complements to 100%.
This embodiment is applied to prevent and treat sponge gourd root-knot nematode.10.2% amino-oligosaccharide fluopyram microemulsion is pressed
Active ingredient 8g/100 kilogram seed is diluted with water seed soaking, and after medicine, the prevention effect of 30 days is 85.1%.5% amino-oligosaccharide water
Agent presses active ingredient 10g/100 kilogram seed by active ingredient 10g/100 kilogram seed and 10% fluopyram suspending agent, with
Same method uses, and investigation in 30 days after medicine, 5% amino-oligosaccharide aqua preventive effect is 58.6%；10% fluopyram suspending agent
Preventive effect is respectively 74.7%.After amino-oligosaccharide is compounding with fluopyram, synergistic effect is obvious, prevents sponge gourd root-knot nematode
Effect is significantly better than single dose.
Embodiment 6:10.2% amino-oligosaccharide fluopyram microemulsion
Amino-oligosaccharide 10%, fluopyram 0.2%, 1-METHYLPYRROLIDONE 10%, isopropanol 10%, agriculture breast 500#
5%, agriculture breast 1601#5%, water complements to 100%.
This embodiment is applied to prevent and treat great Jiang root-knot nematode.10.2% amino-oligosaccharide fluopyram microemulsion is pressed
15g ai/ha consumption is diluted with water pouring root, continuous dispenser 2 times, 7 days intervals of dispenser, 30 days and the prevention effect of 60 days after medicine
It is respectively 85.2%, 81.8%.5% amino-oligosaccharide aqua presses 20g ai/ha and 10% fluopyram suspending agent by 150g
Ai/ha, in kind uses, after 5% amino-oligosaccharide aqua medicine the preventive effect of 30 days and 60 days be respectively 60.4%,
55.7%；After 10% fluopyram suspending agent medicine, the preventive effect of 30 days and 60 days is respectively 72.7%, 66.8%.Amino-oligosaccharide
After compounding with fluopyram, synergistic effect is obvious, and the preventive effect of great Jiang root-knot nematode is significantly better than single dose.
Four, wettable powder processing and application example
Active ingredient, various auxiliary agent and filler etc. are sufficiently mixed, after ultra-fine pulverizer disintegrating, i.e. in the ratio of formula
Obtain wettable powder.
Embodiment 7:30% amino-oligosaccharide fluopyram wettable powder
Amino-oligosaccharide 5%, fluopyram 25%, lauryl sodium sulfate 2%, sodium lignin sulfonate 5%, naphthalene sulfonic acids
Salt 3%, kaolin complements to 100%.
This embodiment is applied to romaine lettuce root-knot nematode.30% amino-oligosaccharide fluopyram wettable powder is pressed
70g preparation/ha consumption is diluted with water pouring ground, continuous dispenser 2 times, 7 days intervals of dispenser, 30 days and the prevention effect of 60 days after medicine
It is respectively 94.9%, 92.8%.5% amino-oligosaccharide aqua presses 20g preparation/ha and 10% fluopyram suspending agent by 150g
Preparation/ha, in kind uses.After 5% amino-oligosaccharide aqua medicine the preventive effect of 30 days and 60 days be respectively 62.7%,
58.8%；After 10% fluopyram suspending agent medicine, the preventive effect of 30 days and 60 days is respectively 78.4%, 75.4%.Amino-oligosaccharide
After compounding with fluopyram, synergistic effect is obvious, and the preventive effect of romaine lettuce root-knot nematode is significantly better than single dose.
Five, water dispersible granules processing and application example
Active ingredient, dispersant, wetting agent, disintegrant and filler are mixed, through air-flow crushing in the ratio of formula
Become wettable powder, add a certain amount of water mixing extruding and make material.Water dispersible granules is obtained after drying screening.
Embodiment 8:80% amino-oligosaccharide fluopyram water dispersible granules
Amino-oligosaccharide 5%, fluopyram 75%, Negel 4%, sodium lignin sulfonate 2%, dodecyl
Sodium sulphate 5%, amine sulfate 2%, kaolin complements to 100%.
This embodiment is applied to prevent and treat wheat root-knot nematode.By 80% amino-oligosaccharide fluopyram water dispersible granules
Being diluted with water pouring ground, continuous dispenser 2 times by 80g ai/ha, 7 days intervals of dispenser, after medicine, the prevention effect of 30 days and 60 days is divided
It is not 89.3%, 88.7%.20g ai/ha pressed by 5% amino-oligosaccharide aqua, and 150g ai/ pressed by 10% fluopyram suspending agent
Ha, in kind uses.After 5% amino-oligosaccharide aqua medicine, the preventive effect of 30 days and 60 days is respectively 62.2%, 63.8%；
After 10% fluopyram suspending agent medicine, the preventive effect of 30 days and 60 days is respectively 74.7%, 73.8%.Amino-oligosaccharide and fluorine pyrrole
After bacterium acid amides is compounding, synergistic effect is obvious, and the preventive effect of wheat root-knot nematode is significantly better than single dose.
Six, granule processing and application example
Active ingredient, other auxiliary element being mixed successively in the ratio of formula, coating prepares granule
Embodiment 9:8% amino-oligosaccharide fluopyram granule
Amino-oligosaccharide 4%, fluopyram 4%, white carbon 6%, adhesive 1%, colouring agent 0.5%, granular carbonic acid
Calcium complements to 100%.
This embodiment is applied to prevent and treat banana root-knot nematode root-knot nematode.By 8% amino-oligosaccharide fluopyram
Granula is pressed 20g ai/ha ditch spread and is processed, and after medicine, the prevention effect of 30 days and 60 days is respectively 86.7%, 85.8%.4% amino is few
20g ai/ha is pressed in sugar crude granule agent, and 4% fluopyram granule is pressed 150g ai/ha, in kind used, 4% amino
After oligosaccharide Granular pesticide, the preventive effect of 30 days and 60 days is respectively 61.3%, 66.8%；After 4% fluopyram Granular pesticide 30
It preventive effect with 60 days is respectively 72.8%, 70.9%.After amino-oligosaccharide is compounding with fluopyram, synergistic effect is obvious, right
The preventive effect of banana root-knot nematode is significantly better than single dose.
Embodiment 10:2.5% amino-oligosaccharide fluopyram granule
Amino-oligosaccharide 0.5%, fluopyram 2%, adhesive 1%, colouring agent 0.5%, dispersant 0.5%, silica sand
Complement to 100%.
This embodiment is applied to prevent and treat peanut root-knot nematode.2.5% amino-oligosaccharide fluopyram granule is pressed
60g ai/ha consumption ditch spread processes, and after medicine, the prevention effect of 30 days and 60 days is respectively 90.7%, 92.6%.4% amino-oligosacchride
20g ai/ha is pressed in crude granule agent, and 4% fluopyram granule is pressed 150g ai/ha, in kind used.4% amino is few
After sugar crude granule agent medicine, the preventive effect of 30 days and 60 days is respectively 64.8%, 59.7%；After 4% fluopyram Granular pesticide 30 days
Preventive effect with 60 days is respectively 77.9%, 74.8%.After amino-oligosaccharide is compounding with fluopyram, synergistic effect is obvious, to flower
The preventive effect of raw root-knot nematode is significantly better than single dose.
Claims (1)
1. nematicidal composition is for preventing and treating a purposes for Plant nematode, containing active ingredient amino-oligosaccharide in composition
(A) and fluopyram (B), (A) is 100:1-1:100 with the mass ratio of (B).
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| CN104886067B (en) * | 2015-04-18 | 2017-06-30 | 海南正业中农高科股份有限公司 | Bactericidal composition containing chitosan oligosaccharide Yu succinate dehydrogenase inhibitors |
| CN105409986A (en) * | 2015-11-19 | 2016-03-23 | 安徽农业大学 | Nematicidal compound containing fluopyram and albendazole and application thereof |
| CN106614596A (en) * | 2016-09-27 | 2017-05-10 | 广州市真格农业科技有限公司 | Composition containing fluopyram and chitosan and application thereof |
| CN106376567B (en) * | 2016-09-27 | 2018-07-13 | 广州市真格农业科技有限公司 | A kind of nematicidal composition containing fluopyram and its application |
| CN106719673A (en) * | 2016-12-02 | 2017-05-31 | 佛山市普尔玛农化有限公司 | A kind of composition pesticide of containing fluopyram and chitosan |
| CN106719685A (en) * | 2017-01-03 | 2017-05-31 | 佛山市盈辉作物科学有限公司 | A kind of bactericidal composition of fluorine-containing phenylate acid amides and amino-oligosaccharide |
| CN106986683A (en) * | 2017-04-12 | 2017-07-28 | 深圳诺普信农化股份有限公司 | A kind of medicine fertilizer |
| CN108522546A (en) * | 2018-05-09 | 2018-09-14 | 广东省生物工程研究所（广州甘蔗糖业研究所） | A kind of preparation method of sugarcane seed soaking agent |
| CN113307692A (en) * | 2021-07-05 | 2021-08-27 | 河北安格诺农化有限公司 | Microcapsule slow-release pesticide fertilizer and application thereof |
| CN113647396A (en) * | 2021-09-07 | 2021-11-16 | 四川眉山凯尔化工有限公司 | Composition for killing nematodes and preparation method thereof |
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| AP3519A (en) * | 2010-12-01 | 2016-01-11 | Bayer Ip Gmbh | Use of fluopyram for controlling nematodes in crops and for increasing yield |
| CN102388879A (en) * | 2011-10-28 | 2012-03-28 | 海南正业中农高科股份有限公司 | Chitosan oligosaccharide containing composition used for killing nematodes and application and method thereof |
| CN103766353B (en) * | 2012-10-21 | 2015-04-08 | 深圳诺普信农化股份有限公司 | Sterilization composition containing fluopyram |
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