CN104855392A - Nematode killing composition - Google Patents
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- CN104855392A CN104855392A CN201510064851.7A CN201510064851A CN104855392A CN 104855392 A CN104855392 A CN 104855392A CN 201510064851 A CN201510064851 A CN 201510064851A CN 104855392 A CN104855392 A CN 104855392A
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- oligosaccharide
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Abstract
The invention discloses a nematode killing composition. Active components of the composition comprise fluensulfone and amino-oligosaccharin according to a mass ratio of 1:80-80:1. The composition can thoroughly control nematodes in the whole growth stage of crops, and has the advantages of good effect, low cost, substantial synergistic effect, and improvement of the resistance of crops to virus diseases, blight, epidemic diseases and other soil borne diseases.
Description
Technical field
The present invention relates to a kind of composition pesticide, relate to a kind of nematicidal composition and the application thereof that contain fluorine alkene line sulfone particularly.
Background technology
Plant nematode mainly comprises: Meloidogyne, kidney shape Turbatrix, Heterodera, Pratylenchidae genus, Aphelenchoides, minute hand Turbatrix, Xiphinema, burr Turbatrix, Bursaphelenchus.Nematode not only directly endangers host plant, can also spread germs and virus.Chemical control occupies an important position in preventing and treating in process of nematode, but the most of nematocides used at present belong to high-toxic pesticide, there are the problems such as toxicity is large, environmental pollution serious, preventive effect is remarkable, nematode easily develops immunity to drugs.
Fluorine alkene line sulfone, CAS accession number: 318290-98-1, English name: Fluensulfone, trade name: MCW-2, test code number: BYI1921, MAI-08015, MAI-08016, other titles: Nimitz, connection fluorine sulfone, fluorine thiophene worm sulfone, the spirit of fluorine sulfone are the fluoroolefins nematocides developed by Makhteshim Chemical Works company;
Amino-oligosaccharide, English name: oligosacchalins, molecular formula: (C6H11O4N) n (n >=2), chemical name: β-1,4-oligomerization-gucosamine, also referred to as oligosaccharide, shell oligosaccharide, chitosan oligomer, chitan, agricultural chitosan oligosaccharide, it is natural chitinous catabolite.
Summary of the invention
The object of the invention is the defect existed for above-mentioned prior art, the nematocide of a kind of fluorine-containing alkene line sulfone and amino-oligosaccharide is provided, reduce agricultural chemicals remaining in plant corpus, significantly improve the preventive effect to nematode, reduce costs.
For reaching goal of the invention, the technical solution used in the present invention is:
A kind of nematicidal composition, containing active ingredient fluorine alkene line sulfone and amino-oligosaccharide in composition, the mass ratio of fluorine alkene line sulfone and amino-oligosaccharide is 80: 1 ~ 1: 80, and preferred mass ratio is 20: 1 ~ 1: 20.
The present composition is particularly suitable for preventing and treating plant nematode, such as Pratylenchidae, Radopholus similis Throne, fuller's teasel stem eelworm, Tylenchulus Semipenetrans, Heterodera kind, ball Heterodera kind, Meloidogyne kind, kidney shape Turbatrix kind, Aphelenchoides kind, minute hand Turbatrix kind, sword shape Turbatrix kind, burr Turbatrix kind, Bursaphelenchus kind.
Preferably the present composition is used for the nematodosis of preventing and treating oil crop, the flowers etc. such as Cereal, paddy rice, wheat, fruit tree, cotton, vegetables, soybean and peanut, as wheat root-knot nematode and Cyst nematode, oranges and tangerines root-knot nematode, cucumber root-knot nematode, tomato root-knot eelworm, capsicum root-knot nematode, soybean cyst nematode Heterodera glycines, peanut root-knot nematode etc.
Insecticide-applying way can adopt spraying, fills with root, leaching root, soak seed, get rid of and execute, spread fertilizer over the fields, ditch spread, to spread manuer in holes, and preferred ditch spread during control nematode, spreads manuer in holes, fills with soil treatment goods leaching root, seed soaking, the seed pelleting process such as root.
Nematicidal composition of the present invention also can have weeding with other, the compound of bactericidal property uses, also can be used in combination with nematocide, protective agent, growth regulator, nutrient for plants or soil conditioner.
Nematicidal composition of the present invention compared with the existing technology, at least can produce following beneficial effect:
1. in composition, two kinds of active components are composite according to the above ratio has notable synergistic effect afterwards to nematode, mixed composition kill nematode effect comparatively its single dose be significantly improved, simultaneously doublely can control some diseases, play good anti-nematode seedling protecting effect;
2. in this nematicidal composition, the mechanism of action of two kinds of active ingredients is different, reduces the single selection pressure to nematode, is conducive to overcoming nematode resistance and produces and delay the drug-fast generation speed of nematode; Chitinase in composition in amino-oligosaccharide energy activated plant body, promotes the formation of plant callus, improves plant to the resistance of nematode; Amino-oligosaccharide also induces generation phytoalexin, as chitinase, can decompose the body wall destroying nematode, thus kill nematode.
3. can significantly reduce field dosage, reduce and produce and use cost, effectively reduce environmental pollution and residue of pesticide, reduce the harm to beneficial organism;
4. this nematicidal composition thoroughly can prevent and treat the nematode of whole crop growth period, and the lasting period is long.
Embodiment
For making object of the present invention, technical scheme and technological merit clearly understand, below in conjunction with embodiment, content of the present invention is described further, but the present invention is limited to absolutely not these examples.Specific embodiment only for explaining the present invention, is not intended to limit the present invention.All any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
The present invention can be prepared into the formulation of applicable agricultural use by known method, composition can according to various factorss such as the crop of required control, residing environmental condition, prevention and controls, cost accountings, active ingredient is processed into any one formulation acceptable in pesticides application with auxiliary agent together with carrier (filler), and preferred dosage form is granule, microcapsule suspending agent, microemulsion, suspending agent, aqueous emulsion, wetting powder, water dispersible granules or dry suspending agent.Adjuvant used, carrier and process technology adopt known component.In above-mentioned various formulation, the gross mass percentage composition of fluorine alkene line sulfone and amino-oligosaccharide is 0.5% ~ 85%, and such as, when the mass percentage of fluorine alkene line sulfone and amino-oligosaccharide is respectively 20% and 3%, total content is 23%.
In order to make object of the present invention, technical scheme and advantage clearly understand, the present invention is described by following specific experiment example further.If no special instructions, the ratio (comprising percentage) below mentioned is all mass ratio.
One, preparation processing formulation Example
Embodiment 1:20% fluorine alkene line sulfone amino-oligosaccharide suspending agent (fluorine alkene line sulfone: amino-oligosaccharide=1: 1)
Conveniently technique is made, wherein fluorine alkene line sulfone 10g, amino-oligosaccharide 10g, sodium lignin sulfonate (dispersant) 4g, ethylene glycol (antifreeze) 4g, bentonite (thickener) 3g, organic silicone (defoamer) 3g, deionized water is mended to 100g.
In the present embodiment, the part by weight of fluorine alkene line sulfone and amino-oligosaccharide can change between 20: 1 ~ 1: 20, and both weight percentages can change between 5 ~ 60%, the proportioning of used additives is also adjusted accordingly thereupon, forms new embodiment.
Embodiment 2:30% fluorine alkene line sulfone amino-oligosaccharide water dispersible granules (fluorine alkene line sulfone: amino-oligosaccharide=5: 1)
Conveniently technique is made, fluorine alkene line sulfone 25g, amino-oligosaccharide 5g, Negel (dispersant) 5g, sodium lignin sulfonate (dispersant) 7g, lauryl sodium sulfate (wetting agent) 2g, ammonium sulfate (disintegrant) 5g, precipitated calcium carbonate (filler) complements to 100g.
In the present embodiment, the part by weight of fluorine alkene line sulfone and amino-oligosaccharide can change between 20: 1 ~ 1: 20, and both weight percentages can change between 5 ~ 80%, the proportioning of used additives is also adjusted accordingly thereupon, forms new embodiment.
Embodiment 3:21% fluorine alkene line sulfone amino-oligosaccharide wetting powder (fluorine alkene line sulfone: amino-oligosaccharide=20: 1)
Fluorine alkene line sulfone 20g, amino-oligosaccharide 1g, lauryl sodium sulfate (wetting agent) 2g, sodium lignin sulfonate (dispersant) 3g, NNO (dispersant) 5g, kaolin complements to 100g.
In the present embodiment, the part by weight of fluorine alkene line sulfone and amino-oligosaccharide can change between 20: 1 ~ 1: 20, and both weight percentages can change between 5 ~ 85%, the proportioning of used additives is also adjusted accordingly thereupon, forms new embodiment.
Embodiment 4:6% fluorine alkene line sulfone amino-oligosaccharide microemulsion (fluorine alkene line sulfone: amino-oligosaccharide=1: 5)
Conveniently technique is made, fluorine alkene line sulfone 1g, amino-oligosaccharide 5g, 1-METHYLPYRROLIDONE (cosolvent) 10g, calcium dodecyl benzene sulfonate (emulsifier) 8g, phenethyl phenol polyethenoxy ether (emulsifier) 7g, triphenoethyl benzene phenol polyethenoxy (emulsifier) 5g, deionized water (carrier) complements to 100g.
In the present embodiment, the part by weight of fluorine alkene line sulfone and amino-oligosaccharide can change between 20: 1 ~ 1: 20, and both weight percentages can change between 5 ~ 60%, the proportioning of used additives is also adjusted accordingly thereupon, forms new embodiment.
Embodiment 5:10% fluorine alkene line sulfone amino-oligosaccharide micro-capsule suspension (fluorine alkene line sulfone: amino-oligosaccharide=1: 1)
Fluorine alkene line sulfone 5g, amino-oligosaccharide 5g, cyclohexanone (solvent) 1g, polyisocyanates (curing agent) 0.4g, ethylene glycol (solvent) 0.4g, gum Arabic (thickener) 1g, deionized water (carrier) complements to 100g.
In the present embodiment, the part by weight of fluorine alkene line sulfone and amino-oligosaccharide can change between 20: 1 ~ 1: 20, and both weight percentages can change between 5 ~ 60%, the proportioning of used additives is also adjusted accordingly thereupon, forms new embodiment.
Embodiment 6:10% fluorine alkene line sulfone amino-oligosaccharide aqueous emulsion (fluorine alkene line sulfone: amino-oligosaccharide=1: 1)
Fluorine alkene line sulfone 5g, amino-oligosaccharide 5g, calcium dodecyl benzene sulfonate (emulsifier) 2.1g, phenethyl phenol polyethenoxy ether (emulsifier) 1.5g, cyclohexanone (solvent) 10.1g, toluene (solvent) 10.2g, xanthans (thickener) 0.5g, deionized water (carrier) complements to 100g.
In the present embodiment, the part by weight of fluorine alkene line sulfone and amino-oligosaccharide can change between 20: 1 ~ 1: 20, and both weight percentages can change between 5 ~ 60%, the proportioning of used additives is also adjusted accordingly thereupon, forms new embodiment.
Embodiment 7:10.5% fluorine alkene line sulfone amino-oligosaccharide granule (fluorine alkene line sulfone: amino-oligosaccharide=20: 1)
Fluorine alkene line sulfone 10g, amino-oligosaccharide 0.5g, dioctyl sodium sulphosuccinate 1g, sodium sulfonate 2g moulded by wood, and polyvinyl alcohol-co-vinyl base alkyl ether copolymer 2.5g, clay complements to 100g.
In the present embodiment, the part by weight of fluorine alkene line sulfone and amino-oligosaccharide can change between 20: 1 ~ 1: 20, and both weight percentages can change between 0.5 ~ 85%, the proportioning of used additives is also adjusted accordingly thereupon, forms new embodiment.
Embodiment 8:12% fluorine alkene line sulfone amino-oligosaccharide dry suspending agent (fluorine alkene line sulfone: amino-oligosaccharide=1: 5)
Fluorine alkene line sulfone 2g, amino-oligosaccharide 10g, alkyl phenol polyvinylether sodium sulphate 3g, calcium lignosulfonate 12g, polyethylene glycol 1.5g, organic silicone 0.5g, carboxycellulose 6g, fatty alcohol-polyoxyethylene ether 0.5g, diatomite complements to 100g.
In the present embodiment, the part by weight of fluorine alkene line sulfone and amino-oligosaccharide can change between 20: 1 ~ 1: 20, and both weight percentages can change between 5 ~ 60%, the proportioning of used additives is also adjusted accordingly thereupon, forms new embodiment.
Embodiment 9:10.5% fluorine alkene line sulfone amino-oligosaccharide granule (fluorine alkene line sulfone: amino-oligosaccharide=1: 20)
Fluorine alkene line sulfone 0.5g, amino-oligosaccharide 10g, dioctyl sodium sulphosuccinate 1g, sodium sulfonate 2g moulded by wood, and polyvinyl alcohol-co-vinyl base alkyl ether copolymer 2.5g, clay complements to 100g.
In the present embodiment, the part by weight of fluorine alkene line sulfone and amino-oligosaccharide can change between 20: 1 ~ 1: 20, and both weight percentages can change between 0.5 ~ 85%, the proportioning of used additives is also adjusted accordingly thereupon, forms new embodiment.
Two, biological activity determination and test of pesticide effectiveness example
The combination of active principles of different agricultural chemicals is made agricultural chemicals, is current development novel pesticide and the one of preventing and treating agriculturally resistance evil nematode effectively and efficiently mode.After the pestsides synthesis of different cultivars, usually show three kinds of type of action: summation action, synergistic effect and antagonism.But be specially which kind of effect, unpredictable, only have and could be determined by lot of experiments.
Inventor is by a large amount of screening tests, discovery fluorine alkene line sulfone and amino-oligosaccharide combine has obvious synergistic function to multiple nematode, thus, the embodiment of the present invention also provides above-mentioned nematicidal composition in the application of control cucumber root-knot nematode, soybean cyst nematode Heterodera glycines.Control efficiency is not only the simple addition of two kinds of medicaments, is specifically illustrated with following biologicall test example.
One) biologicall test example: fluorine alkene line sulfone and the composite joint toxicity measuring to cucumber root-knot nematode of amino-oligosaccharide
For examination object: cucumber root-knot nematode, the sensitive population that Pesticide Science system of resource environment institute of Agricultural University Of South China provides, consistent 2 instar larvaes of picking are used for test.
Test method: the second instar larvae suspension getting certain volume puts into culture dish (diameter 6cm), adds equal-volume series concentration reagent agent, make medicament ultimate density for test setting concentration, often processing and repeat for 4 times, take clear water as blank.Cultivate 36h for 25 DEG C, check the active situation of nematode, calculate the relative lethality of each chemicals treatment to nematode second instar larvae.
Dead nematode polypide is often stiff, bending in arciform or screw type, living nematode is bending or twisting mostly, if when judging that stiff nematode is had any problem anyway, nematode to be identified can be placed in 2% sodium chloride solution, observe again after 2min, dead stiff, movable curling or twisting (Fang Zhongda, 1998).
Mode of application judges to adopt co-toxicity coefficient (CTC) method.The computing formula of co-toxicity coefficient is as follows:
Actual measurement toxicity index (ATI)=(standard agent LC
50/ reagent agent LC
50) × 100
In theoretical toxicity index (TTI)=A medicament ATI × mixture A percentage composition+B medicament ATI × mixture in the percentage composition of B
Co-toxicity coefficient (CTC)=[the theoretical toxicity index (TTI) of mixture actual measurement toxicity index (ATI)/mixture] × 100
When CTC≤80, then composition shows as antagonism, and as 80 < CTC < 120, then composition shows as summation action, and when CTC >=120, then composition shows as synergistic effect.
Result of the test: fluorine alkene line sulfone and the composite rear joint toxicity measuring to cucumber root-knot nematode of amino-oligosaccharide the results are shown in Table 1.
Table 1 fluorine alkene line sulfone and the composite joint toxicity measuring to cucumber root-knot nematode of amino-oligosaccharide
| Process | LC 50(μg/mL) | ATI | TTI | Co-toxicity coefficient CTC |
| Fluorine alkene line sulfone | 0.52 | 100.0 | - | |
| Amino-oligosaccharide | 15.24 | 3.4 | - | |
| Fluorine alkene line sulfone 80: amino-oligosaccharide 1 | 0.42 | 123.8 | 98.8 | 125.30 |
| Fluorine alkene line sulfone 40: amino-oligosaccharide 1 | 0.36 | 144.4 | 97.6 | 147.93 |
| Fluorine alkene line sulfone 20: amino-oligosaccharide 1 | 0.28 | 185.7 | 95.4 | 194.67 |
| Fluorine alkene line sulfone 10: amino-oligosaccharide 1 | 0.21 | 247.6 | 91.2 | 271.45 |
| Fluorine alkene line sulfone 5: amino-oligosaccharide 1 | 0.32 | 162.5 | 83.9 | 193.68 |
| Fluorine alkene line sulfone 1: amino-oligosaccharide 1 | 0.53 | 98.1 | 51.7 | 189.75 |
| Fluorine alkene line sulfone 1: amino-oligosaccharide 5 | 1.20 | 43.3 | 19.5 | 222.11 |
| Fluorine alkene line sulfone 1: amino-oligosaccharide 10 | 1.98 | 26.3 | 12.2 | 215.39 |
| Fluorine alkene line sulfone 1: amino-oligosaccharide 20 | 3.54 | 14.7 | 8.0 | 183.35 |
| Fluorine alkene line sulfone 1: amino-oligosaccharide 40 | 6.85 | 7.6 | 5.8 | 131.61 |
| Fluorine alkene line sulfone 1: amino-oligosaccharide 80 | 7.69 | 6.8 | 4.6 | 146.86 |
The result of table 1 co-toxicity test shows, fluorine alkene line sulfone and amino-oligosaccharide is composite is all greater than 120 to the co-toxicity coefficient CTC of cucumber root-knot nematode joint toxicity measuring in the ratio range of 80: 1 ~ 1: 80, has synergistic effect.Especially in the ratio range of 20: 1 ~ 1: 20, CTC is all greater than 180, and synergistic effect is remarkable.
Two) field medicine effect test example
1, to the control efficiency of cucumber root-knot nematode
Test and carry out at Shouguang City of Shandong Province one green house of vegetables in November, 2013, adopt the method for filling with root, every cucumber fills with 100ml, the cucumber growth chosen is basically identical, be in vegetative growth phase, former years, nematode occurred heavier, and 60d, 90d check that cucumber root is by Harm after medicine.From table 2, data can draw, fluorine alkene line sulfone and the composite rear various formulation synergistic effect of amino-oligosaccharide obvious; 60d and 90d after dispenser, each compound drug to the control efficiency of nematode also significantly better than single dose.
Table 2 fluorine alkene line sulfone and the composite field control effect to cucumber root-knot nematode of amino-oligosaccharide
2, to the control efficiency of soybean cyst nematode Heterodera glycines
Test and carry out on Heilongjiang Province's Suihua City one farm in May, 2014, test adopts knapsack sprayer to carry out the method for root spray, the experimental field soybean chosen is in seedling stage, plant strain growth is basically identical, former years, nematode occurred heavier, and 60d, 90d check that Soybean Root is by Harm after medicine.From table 3, data can draw, fluorine alkene line sulfone and the composite rear various formulation synergistic effect of amino-oligosaccharide obvious; 60d and 90d after dispenser, each compound drug to the control efficiency of soybean cyst nematode Heterodera glycines also significantly better than single dose.
Table 3 fluorine alkene line sulfone and the composite field control effect to soybean cyst nematode Heterodera glycines of amino-oligosaccharide
From fluorine alkene line sulfone and the composite field efficacy to cucumber root-knot nematode, soybean cyst nematode Heterodera glycines of amino-oligosaccharide, each compound drug control efficiency, significantly better than single dose, illustrates compositely have synergistic effect; Lasting period extends, and can reduce dosage and spraying times, delays evil nematode pesticide resistance and produces, can reduce cost accounting simultaneously.
These are only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (5)
1. a nematicidal composition, is characterized in that: containing active ingredient fluorine alkene line sulfone and amino-oligosaccharide in composition, the mass ratio of fluorine alkene line sulfone and amino-oligosaccharide is 80: 1 ~ 1: 80.
2. nematicidal composition according to claim 1, is characterized in that: the mass ratio of active ingredient fluorine alkene line sulfone and amino-oligosaccharide is 20: 1 ~ 1: 20.
3. nematicidal composition according to claim 1 and 2, is characterized in that, the preparation of described nematicidal composition is granule, microcapsule suspending agent, microemulsion, aqueous emulsion, suspending agent, wetting powder, water dispersible granules, dry suspending agent.
4. nematicidal composition according to claim 3, is characterized in that, described fluorine alkene line sulfone and the gross mass percentage composition of amino-oligosaccharide in each preparation are 0.5% ~ 85%.
5. according to any one of Claims 1-4 nematicidal composition for preventing and treating the purposes of Plant nematode.
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| CN105165844A (en) * | 2015-09-25 | 2015-12-23 | 肇庆市真格生物科技有限公司 | Fluensulfone-containing nematode killing composition |
| CN105409989A (en) * | 2015-11-30 | 2016-03-23 | 肇庆市真格生物科技有限公司 | Nematicidal composition containing fluensulfone and benfuracarb |
| CN106259379A (en) * | 2016-08-05 | 2017-01-04 | 广州市真格农业科技有限公司 | A kind of nematicidal composition containing trifluorobutene base class compound |
| CN107593734A (en) * | 2017-10-17 | 2018-01-19 | 惠州市无龄康态健康科技有限公司 | A kind of synergy nematicidal composition for being used to prevent and treat Chinese yam root knot nematode disease |
| CN107897216A (en) * | 2017-11-25 | 2018-04-13 | 惠州市无龄康态健康科技有限公司 | A kind of synergy nematicidal composition for being used to prevent sweep stem nematode |
| WO2018104787A1 (en) * | 2016-12-09 | 2018-06-14 | Adama Makhteshim Ltd. | High-concentration fluensulfone formulations, their uses and processes of preparation |
| CN108378044A (en) * | 2018-02-05 | 2018-08-10 | 广东中迅农科股份有限公司 | A kind of composition pesticide of fluorine-containing alkene line sulfone |
| CN111512915A (en) * | 2020-04-30 | 2020-08-11 | 西南林业大学 | Seedling growing method for preventing and treating pseudo-ginseng root knot nematode disease |
| CN114793716A (en) * | 2022-04-21 | 2022-07-29 | 福建省农业科学院果树研究所 | Method for preventing and treating chronic senescence of citrus |
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| CN105165844B (en) * | 2015-09-25 | 2017-10-31 | 广东真格生物科技有限公司 | A kind of nematicidal composition of fluorine-containing thiophene worm sulfone |
| CN105165844A (en) * | 2015-09-25 | 2015-12-23 | 肇庆市真格生物科技有限公司 | Fluensulfone-containing nematode killing composition |
| CN105409989A (en) * | 2015-11-30 | 2016-03-23 | 肇庆市真格生物科技有限公司 | Nematicidal composition containing fluensulfone and benfuracarb |
| US11533910B2 (en) | 2015-12-10 | 2022-12-27 | Adama Makhteshim Ltd. | Polyelectrolyte-layer forming block copolymers and compositions and uses thereof |
| CN106259379B (en) * | 2016-08-05 | 2018-06-29 | 广州市真格农业科技有限公司 | A kind of nematicidal composition containing trifluorobutene base class compound |
| CN106259379A (en) * | 2016-08-05 | 2017-01-04 | 广州市真格农业科技有限公司 | A kind of nematicidal composition containing trifluorobutene base class compound |
| WO2018104787A1 (en) * | 2016-12-09 | 2018-06-14 | Adama Makhteshim Ltd. | High-concentration fluensulfone formulations, their uses and processes of preparation |
| JP7123049B2 (en) | 2016-12-09 | 2022-08-22 | アダマ・マクテシム・リミテッド | High-concentration fluenesulfone agent, its use, and preparation process |
| CN110049673A (en) * | 2016-12-09 | 2019-07-23 | 阿达玛马克西姆股份有限公司 | High concentration fluorine thiophene worm sulfone preparation, its Use and preparation method |
| JP2020513411A (en) * | 2016-12-09 | 2020-05-14 | アダマ・マクテシム・リミテッド | High concentration fluene sulfone agent, its use, and preparation process |
| AU2017371909B2 (en) * | 2016-12-09 | 2022-11-17 | Adama Makhteshim Ltd. | High-concentration fluensulfone formulations, their uses and processes of preparation |
| CN107593734A (en) * | 2017-10-17 | 2018-01-19 | 惠州市无龄康态健康科技有限公司 | A kind of synergy nematicidal composition for being used to prevent and treat Chinese yam root knot nematode disease |
| CN107897216A (en) * | 2017-11-25 | 2018-04-13 | 惠州市无龄康态健康科技有限公司 | A kind of synergy nematicidal composition for being used to prevent sweep stem nematode |
| CN108378044A (en) * | 2018-02-05 | 2018-08-10 | 广东中迅农科股份有限公司 | A kind of composition pesticide of fluorine-containing alkene line sulfone |
| CN111512915A (en) * | 2020-04-30 | 2020-08-11 | 西南林业大学 | Seedling growing method for preventing and treating pseudo-ginseng root knot nematode disease |
| CN114793716A (en) * | 2022-04-21 | 2022-07-29 | 福建省农业科学院果树研究所 | Method for preventing and treating chronic senescence of citrus |
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