CN116210701A - 一种农药组合物及其应用 - Google Patents
一种农药组合物及其应用 Download PDFInfo
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- CN116210701A CN116210701A CN202211423217.4A CN202211423217A CN116210701A CN 116210701 A CN116210701 A CN 116210701A CN 202211423217 A CN202211423217 A CN 202211423217A CN 116210701 A CN116210701 A CN 116210701A
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- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 description 1
- 229910052921 ammonium sulfate Inorganic materials 0.000 description 1
- 235000011130 ammonium sulphate Nutrition 0.000 description 1
- 230000002528 anti-freeze Effects 0.000 description 1
- 239000012752 auxiliary agent Substances 0.000 description 1
- 235000010233 benzoic acid Nutrition 0.000 description 1
- 229960004365 benzoic acid Drugs 0.000 description 1
- WQZGKKKJIJFFOK-VFUOTHLCSA-N beta-D-glucose Chemical compound OC[C@H]1O[C@@H](O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-VFUOTHLCSA-N 0.000 description 1
- 229920001400 block copolymer Polymers 0.000 description 1
- 229910021538 borax Inorganic materials 0.000 description 1
- KDYFGRWQOYBRFD-NUQCWPJISA-N butanedioic acid Chemical compound O[14C](=O)CC[14C](O)=O KDYFGRWQOYBRFD-NUQCWPJISA-N 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- 229920005551 calcium lignosulfonate Polymers 0.000 description 1
- OOCMUZJPDXYRFD-UHFFFAOYSA-L calcium;2-dodecylbenzenesulfonate Chemical group [Ca+2].CCCCCCCCCCCCC1=CC=CC=C1S([O-])(=O)=O.CCCCCCCCCCCCC1=CC=CC=C1S([O-])(=O)=O OOCMUZJPDXYRFD-UHFFFAOYSA-L 0.000 description 1
- RYAGRZNBULDMBW-UHFFFAOYSA-L calcium;3-(2-hydroxy-3-methoxyphenyl)-2-[2-methoxy-4-(3-sulfonatopropyl)phenoxy]propane-1-sulfonate Chemical compound [Ca+2].COC1=CC=CC(CC(CS([O-])(=O)=O)OC=2C(=CC(CCCS([O-])(=O)=O)=CC=2)OC)=C1O RYAGRZNBULDMBW-UHFFFAOYSA-L 0.000 description 1
- 239000004202 carbamide Substances 0.000 description 1
- 235000013877 carbamide Nutrition 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 239000001768 carboxy methyl cellulose Substances 0.000 description 1
- 235000010948 carboxy methyl cellulose Nutrition 0.000 description 1
- 239000008112 carboxymethyl-cellulose Substances 0.000 description 1
- 230000030833 cell death Effects 0.000 description 1
- 210000000170 cell membrane Anatomy 0.000 description 1
- 210000002421 cell wall Anatomy 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 235000010980 cellulose Nutrition 0.000 description 1
- 235000013339 cereals Nutrition 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 150000008280 chlorinated hydrocarbons Chemical class 0.000 description 1
- 235000015165 citric acid Nutrition 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 239000002872 contrast media Substances 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000017858 demethylation Effects 0.000 description 1
- 238000010520 demethylation reaction Methods 0.000 description 1
- 239000003599 detergent Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 235000019425 dextrin Nutrition 0.000 description 1
- 239000002283 diesel fuel Substances 0.000 description 1
- 235000014113 dietary fatty acids Nutrition 0.000 description 1
- 235000019329 dioctyl sodium sulphosuccinate Nutrition 0.000 description 1
- BEFDCLMNVWHSGT-UHFFFAOYSA-N ethenylcyclopentane Chemical compound C=CC1CCCC1 BEFDCLMNVWHSGT-UHFFFAOYSA-N 0.000 description 1
- 238000013401 experimental design Methods 0.000 description 1
- 239000000194 fatty acid Substances 0.000 description 1
- 229930195729 fatty acid Natural products 0.000 description 1
- 230000035558 fertility Effects 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 230000002538 fungal effect Effects 0.000 description 1
- 239000008103 glucose Substances 0.000 description 1
- 235000011187 glycerol Nutrition 0.000 description 1
- 229920000578 graft copolymer Polymers 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 description 1
- 230000005923 long-lasting effect Effects 0.000 description 1
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- 239000000463 material Substances 0.000 description 1
- 230000010534 mechanism of action Effects 0.000 description 1
- 230000004060 metabolic process Effects 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 239000004292 methyl p-hydroxybenzoate Substances 0.000 description 1
- 235000010270 methyl p-hydroxybenzoate Nutrition 0.000 description 1
- LXCFILQKKLGQFO-UHFFFAOYSA-N methylparaben Chemical compound COC(=O)C1=CC=C(O)C=C1 LXCFILQKKLGQFO-UHFFFAOYSA-N 0.000 description 1
- PSZYNBSKGUBXEH-UHFFFAOYSA-M naphthalene-1-sulfonate Chemical compound C1=CC=C2C(S(=O)(=O)[O-])=CC=CC2=C1 PSZYNBSKGUBXEH-UHFFFAOYSA-M 0.000 description 1
- 230000017074 necrotic cell death Effects 0.000 description 1
- 230000001338 necrotic effect Effects 0.000 description 1
- 239000005645 nematicide Substances 0.000 description 1
- 229960003966 nicotinamide Drugs 0.000 description 1
- 235000005152 nicotinamide Nutrition 0.000 description 1
- 239000011570 nicotinamide Substances 0.000 description 1
- 235000006408 oxalic acid Nutrition 0.000 description 1
- 230000002688 persistence Effects 0.000 description 1
- 239000000447 pesticide residue Substances 0.000 description 1
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 239000002574 poison Substances 0.000 description 1
- 239000001267 polyvinylpyrrolidone Substances 0.000 description 1
- 229920000036 polyvinylpyrrolidone Polymers 0.000 description 1
- 235000013855 polyvinylpyrrolidone Nutrition 0.000 description 1
- 235000010241 potassium sorbate Nutrition 0.000 description 1
- 239000004302 potassium sorbate Substances 0.000 description 1
- 229940069338 potassium sorbate Drugs 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000002335 preservative effect Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000003449 preventive effect Effects 0.000 description 1
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
- ZLVSYODPTJZFMK-UHFFFAOYSA-M sodium 4-hydroxybenzoate Chemical compound [Na+].OC1=CC=C(C([O-])=O)C=C1 ZLVSYODPTJZFMK-UHFFFAOYSA-M 0.000 description 1
- IZPNTDOWOBGHEG-UHFFFAOYSA-M sodium benzene formate Chemical compound [Na+].[O-]C=O.C1=CC=CC=C1 IZPNTDOWOBGHEG-UHFFFAOYSA-M 0.000 description 1
- 229960003885 sodium benzoate Drugs 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 235000017550 sodium carbonate Nutrition 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 235000019333 sodium laurylsulphate Nutrition 0.000 description 1
- 159000000000 sodium salts Chemical class 0.000 description 1
- LROWVYNUWKVTCU-STWYSWDKSA-M sodium sorbate Chemical compound [Na+].C\C=C\C=C\C([O-])=O LROWVYNUWKVTCU-STWYSWDKSA-M 0.000 description 1
- 235000019250 sodium sorbate Nutrition 0.000 description 1
- 239000004328 sodium tetraborate Substances 0.000 description 1
- 235000010339 sodium tetraborate Nutrition 0.000 description 1
- 235000010199 sorbic acid Nutrition 0.000 description 1
- 239000004334 sorbic acid Substances 0.000 description 1
- 229940075582 sorbic acid Drugs 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000008107 starch Substances 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 239000005720 sucrose Substances 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
- 239000004546 suspension concentrate Substances 0.000 description 1
- 239000011975 tartaric acid Substances 0.000 description 1
- 235000002906 tartaric acid Nutrition 0.000 description 1
- 239000003053 toxin Substances 0.000 description 1
- 231100000765 toxin Toxicity 0.000 description 1
- 108700012359 toxins Proteins 0.000 description 1
- 230000002792 vascular Effects 0.000 description 1
- 235000013311 vegetables Nutrition 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
- 239000008096 xylene Substances 0.000 description 1
- 239000004711 α-olefin Substances 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION 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
- A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
- A01N43/34—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom
- A01N43/40—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom six-membered rings
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION 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
- A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
- A01N43/64—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with three nitrogen atoms as the only ring hetero atoms
- A01N43/647—Triazoles; Hydrogenated triazoles
- A01N43/653—1,2,4-Triazoles; Hydrogenated 1,2,4-triazoles
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Agronomy & Crop Science (AREA)
- Pest Control & Pesticides (AREA)
- Plant Pathology (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Dentistry (AREA)
- General Health & Medical Sciences (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Environmental Sciences (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
本发明公开了一种农药组合物及其应用,所述的农药组合物包括活性成分A和活性成分和活性成分B,其中活性成分A为Cyclobutrifluram,所述活性成分B为丙环唑、苯醚甲环唑或戊唑醇,所述的活性成分A与活性成分B的质量比为50:1~1:50。本发明的农药组合物组分合理,能够有效防治病原真菌引起的土传病害,对环境友好,有效降低生产成本和使用成本。
Description
技术领域
本发明属于农药复配领域,具体涉及一种农药组合物及其应用。
背景技术
Cyclobutrifluram是先正达公司开发的新烟酰胺类杀菌杀线虫剂。IUPAC名称:N-[2-(2,4-二氯苯基)环丁基]-2-(三氟甲基)烟酰胺,其包含80%-100%的(1S,2S)-对映体和0-20%的(1R,2R)-对映体;分子式:C17H13CI2F3N2O。Cyclobutrifluram防治谱广、高效、用量少,易于使用,能有效防治各类线虫和主要真菌病害,对黄瓜、番茄、玉米和甜菜等作物上的根结线虫、甜菜孢囊线虫和玉米短体线虫等高效,土壤处理或种子处理均可,长效防治主要农作物和多种环境中的线虫和真菌饼害。
丙环唑,国际通用名为propiconazole,化学名称为(±)-1-[[2-(2,4-二氯苯基)-4-丙基-1,3-二氧戊环-2-基]甲基]-1H-1,2,4-三唑,CAS号为60207-90-1。丙环唑属于甾醇抑制剂中的三唑类杀菌剂,其作用机理是影响甾醇的生物合成,使病原菌的细胞膜功能受到破坏,最终导致细胞死亡,从而起到杀菌、防病和治病的功效。是一种具有保护和治疗作用的内吸性杀菌剂,可被根、茎、叶部吸收,并能很快地在植物株体内向上传导,防治子囊菌,担子菌和半知菌引起的病害,特别是对小麦全蚀病、白粉病、锈病、根腐病,水稻恶苗病,香蕉叶斑病具有较好的防治效果。
苯醚甲环唑,国际通用名difenoconazole,化学名称为顺,反-3-氯-4-基-[4-甲基-2-(1H-1,2,4-三唑-1-基甲基)-1,3-二氧戊环-2-基]苯基4-氯苯醚,CAS号为119446-68-3。苯醚甲环唑是内吸性三唑类杀菌剂,通过抑制细胞壁甾醇的生物合成,阻止病菌的侵染,兼有预防和治疗作用。苯醚甲环唑具有杀菌谱广,对子囊菌纲、担子菌纲和包括链格孢属、壳二孢属、尾孢霉属、刺盘孢属、球痤菌属、茎点霉属、柱隔孢属、壳针孢属、黑星菌属等在内的半知病,白粉菌科、锈菌目及某些种传病原菌有持久的保护和治疗作用。对葡萄炭疽病、白腐病效果也很好。叶面处理或种子处理可提高作物的产量和保证品质。
戊唑醇,国际通用名为tebuconazole,化学名称为(RS)-1-对氯苯基-4,4-二甲基-3-(1H-1,2,4-三唑-1-基甲基)戊-3-醇,CAS号为107534-96-3。戊唑醇也属于三唑类杀菌剂,是硫醇脱甲基化抑制剂,是用于重要经济作物的种子处理或叶面喷洒的高效内吸性杀菌剂。
镰孢属真菌是常见的土壤习居菌,是引起多种植物病害的致病菌。镰刀菌的无性时期归属于子囊菌亚门,在世界范围分布广泛,生存能力强,能以孢子的形式在土壤中越冬,并存活数年。该菌侵染范围广,能侵染粮食作物、经济作物、药用作物及观赏植物,寄主植物可达100余种,可引起植物的根腐、茎腐、茎基腐、花腐和穗腐等多种病害,侵染植物的维管束系统,并在生长发育代谢过程中产生毒素危害作物,造成植物萎蔫,导致作物死亡,从而影响产量和品质。
含单一活性组分的农药在防治作物土传病害上存在不同程度的缺陷,连续使用后容易产生抗药性,出现杀菌谱变窄、环境污染等问题。申请人试验发现,将作用机理不同的Cyclobutrifluram与丙环唑、苯醚甲环唑或戊唑醇混配,对作物土传病害具有较好的防治效果,效果显著,对环境友好,对人畜低毒。
发明内容
本发明的目的在于提供一种组分合理,对土传病害具有较好的防治效果,用药成本低、对作物安全的农药组合物,尤其适用于防治由镰孢属真菌引起的病害。
本发明的另一个目的在于提供一种农药组合物制剂剂型。
本发明的再一个目的在于提供一种农药组合物用于防治土传病害中的用途。
为解决以上的技术问题,本发明采用如下的技术方案:一种农药组合物及其应用,该农药组合物包括活性成分A和活性成分和活性成分B;
进一步地,所述的活性成分A为Cyclobutrifluram,所述活性成分B为丙环唑、苯醚甲环唑或戊唑醇;
进一步地,所述的活性成分A与活性成分B的质量比为50:1~1:50;
进一步地,所述的Cyclobutrifluram与丙环唑的质量比为10:1~1:10;
更进一步地,所述的Cyclobutrifluram与丙环唑的质量比为10:1、5:1、3:1、2:1、1:1、1:2、1:3、1:5、1:10;
更进一步地,所述的Cyclobutrifluram与丙环唑的质量比为10:1~1:3;
更进一步地,所述的Cyclobutrifluram与丙环唑的质量比为10:1、5:1、3:1、2:1、1:1、1:2、1:3;
进一步地,所述的Cyclobutrifluram与苯醚甲环唑的质量比为30:1~1:3;
更进一步地,所述的Cyclobutrifluram与苯醚甲环唑的质量比为30:1、20:1、10:1、5:1、3:1、2:1、1:1、1:2、1:3;
更进一步地,所述的Cyclobutrifluram与苯醚甲环唑的质量比为20:1~1:2;
更进一步地,所述的Cyclobutrifluram与苯醚甲环唑的质量比为20:1、10:1、5:1、3:1、2:1、1:1、1:2;
进一步地,所述的Cyclobutrifluram与戊唑醇的质量比为20:1~1:5;
更进一步地,所述的Cyclobutrifluram与戊唑醇的质量比为20:1、10:1、5:1、3:1、2:1、1:1、1:2、1:3、1:5;
更进一步地,所述的Cyclobutrifluram与戊唑醇的质量比为10:1~2:1;
更进一步地,所述的Cyclobutrifluram与戊唑醇的质量比为10:1、5:1、3:1、2:1;
进一步地,所述的活性成分A与活性成分B的质量和占组合物的3%~80%。
进一步地,所述的农药组合物除活性成分外还包括辅助剂,所述的辅助剂选自润湿剂、分散剂、增稠剂、乳化剂、崩解剂、防冻剂、消泡剂、溶剂、防腐剂、稳定剂、填料或载体中的一种或多种;
所述的润湿剂选自烷基苯磺酸盐、烷基萘磺酸盐、木质素磺酸盐、十二烷基硫酸钠、琥珀酸二辛脂磺酸钠、α-烯烃磺酸盐、烷基酚聚氧乙烯醚、蓖麻油聚氧乙烯醚、烷基酚乙氧基化物、脂肪醇乙氧基化物、脂肪醇聚氧乙烯醚硫酸钠、蚕沙、皂角粉、无患子粉、SOPA、净洗剂、乳化剂2000系列和湿润渗透剂F中的一种或多种;
所述的分散剂选自木质素磺酸盐、烷基萘磺酸盐甲醛缩合物、萘磺酸盐、三苯乙烯基苯酚乙氧基化物磷酸酯、脂肪醇乙氧基化物、烷基酚聚氧乙烯醚、烷基酚聚氧乙烯醚甲醚缩合物硫酸盐、脂肪胺聚氧乙烯醚、甘油脂肪酸酯聚氧乙烯醚、聚羧酸盐类、聚丙烯酸类、磷酸盐类、EO-PO嵌段共聚物和EO-PO接枝共聚物中的一种或多种;
所述增稠剂选自黄原胶、聚乙烯醇、有机膨润土、硅酸镁铝、羧甲基纤维素中的一种或多种;
所述的乳化剂选自十二烷基苯磺酸钙、烷基酚甲醛树脂聚氧乙烯醚、苯乙基苯酚聚氧乙烯聚氧丙烯醚、脂肪醇环氧乙烷-环氧丙烷共聚物、苯乙烯基苯酚聚氧乙烯醚、蓖麻油聚氧乙烯醚和烷基酚醚磷酸酯中的一种或多种;
所述的崩解剂选自硫酸钠、硫酸铵、氯化铝、氯化钠、氯化铵、膨润土、葡萄糖、蔗糖、淀粉、纤维素、尿素、碳酸钠、碳酸氢钠、柠檬酸和酒石酸中的一种或多种;
所述的防冻剂选自醇类、醇醚类、氯代烃类和无机盐类中的一种或多种;
所述的消泡剂选自有机硅消泡剂、硅酮类化合物中的一种或几种;
所述溶剂选自苯、甲苯、二甲苯、甲醇、乙醇、异丙醇、正丁醇、柴油、N,N-二甲基甲酰胺、环己酮、乙酸乙酯、N-甲基吡咯烷酮、丙醇、丁醇、乙二醇、二乙二醇、乙二醇甲醚、丁醚、溶剂油、植物油、植物油衍生物和去离子水中的一种或几种;
所述防腐剂选自山梨酸、山梨酸钠盐、山梨酸钾盐、苯甲酸、苯甲酸钠盐、对羟基苯甲酸钠盐、对羟基苯甲酸甲酯中的一种或几种;
所述稳定剂选自草酸、丁二酸、己二酸、硼砂、环氧化植物油中的一种或几种;
所述载体选自高岭土、膨润土、凹凸棒土、轻质碳酸钙、硅藻土、白炭黑中的一种或几种;
进一步地,所述的农药组合物可以制备成农业上可接受的任意一种制剂剂型;
进一步地,所述的制剂剂型为悬浮剂、水乳剂、乳油、可湿性粉剂、水分散粒剂、微乳剂、油悬浮剂、悬乳剂、颗粒剂、水分散粒剂、可湿性粉剂、微囊悬浮剂、悬浮种衣剂中的任一种;
更进一步地,所述的剂型为悬浮种衣剂、颗粒剂。
一种的农药组合物用于防治土传病害中的应用。
进一步地,所述的土传病害是由镰孢属真菌引起的病害;
进一步地,所述的镰孢属真菌为尖镰孢菌(F.oxysporum)、腐皮镰孢菌(F.solani)、禾谷镰孢菌(F.graminearum)、半裸镰孢菌(F.semitactum)、轮枝镰孢菌(F.verticillioides)、燕麦镰孢菌(F.avenaceum)、木贼镰孢菌(F.equiseti)、层生镰孢菌(F.proliferatum)和蓝色镰孢菌(F.coeruleum);
更进一步地,所述的镰孢属真菌为尖镰孢菌(F.oxysporum)、腐皮镰孢菌(F.solani);
进一步地,将本发明的组合物用于防治禾谷类、水稻、小麦、蔬菜、大豆等作物上由镰孢菌引起的病害,如瓜类根腐病、瓜类枯萎病、棉花枯萎病、大豆根腐病、小麦赤霉病、水稻恶苗病等。
本发明所述的农药组合物同现有技术相比,能够产生以下有益效果:
1)本发明组合物中的两种活性成分按照上述比例混合后杀菌效果较单剂有明显的提高,起到很好的防病及保苗效果;
2)该农药组合物中两种有效成分作用机理不同,有利于减缓病原真菌的抗药性产生;
3)可以大幅减少田间用药量,减少生产和使用成本,有效减少环境污染和农药残留。
具体实施方式
制备例1:
3.2% Cyclobutrifluram·丙环唑颗粒剂(1:3)
按重量百分比计,Cyclobutrifluram 0.8%、丙环唑2.4%、木质素磺酸钙3%、腐殖酸钾5%、聚乙烯醇0.3%、凹凸棒土颗粒载体补足余量。
制备方法:将原药、分散剂、助剂混合均匀制成母粉,将母粉与载体一并加入到包衣造粒机中搅拌,边搅拌边加入配好的粘结剂水溶液,充分混合均匀后出料,经干燥过筛即可得到颗粒剂。
制备例2:
24% Cyclobutrifluram·丙环唑悬浮种衣剂(2:1)
按重量百分比计,Cyclobutrifluram 16%、丙环唑8%、脂肪醇聚氧乙烯醚1%、烷基芳基聚氧乙烯醚聚氧丙烯醚2%、三苯乙烯基苯酚乙氧基化物磷酸酯盐3%、聚羧酸钠盐1%、硅酸镁铝1%、黄原胶0.3%、聚丙烯酸乳液1%、玫红颜料6%、丙二醇5%、有机硅消泡剂0.5%、苯甲酸钠0.4%、去离子水补足余量。
制备方法:按照配比将润湿剂、分散剂、消泡剂、水经过高剪切混合搅拌均匀,再加入原药、颜料,搅拌均匀后经高速剪切,然后湿法砂磨至粒径合格,最后再向反应釜内加入聚丙烯酸乳液、黄原胶及剩余水搅拌均匀后过滤即得悬浮种衣剂。
制备例3:
2.4% Cyclobutrifluram·苯醚甲环唑颗粒剂(1:5)
按重量百分比计,Cyclobutrifluram 0.4%、苯醚甲环唑2%、NNO 3%、腐殖酸钾5%、聚乙烯吡咯烷酮0.8%、膨润土颗粒载体补足余量。
制备方法:同制备例1。
制备例4:
20% Cyclobutrifluram·苯醚甲环唑悬浮种衣剂(3:1)
按重量百分比计,Cyclobutrifluram 15%、苯醚甲环唑5%、烷基酚聚氧乙烯醚1%、烷基酚聚氧乙烯醚磷酸酯盐3%、木质素磺酸钠2%、硅酸镁铝1%、黄原胶0.3%、聚丙烯酸乳液1%、玫红颜料6%、丙二醇5%、有机硅消泡剂0.5%、苯甲酸钠0.4%、去离子水补足余量。
制备方法:同制备例2。
制备例5
18% Cyclobutrifluram·戊唑醇悬浮种衣剂(5:1)
按重量百分比计,Cyclobutrifluram 15%、戊唑醇3%、辛基酚聚氧乙烯醚磺酸钠1%、1%聚羧酸钠盐、烷基芳基聚氧乙烯聚氧丙烯醚2%,烷基酚聚氧乙烯醚磷酸酯盐3%、硅酸镁铝1%、黄原胶0.3%、聚丙烯酸乳液1%、玫红颜料6%、丙二醇5%、有机硅消泡剂0.5%、苯甲酸钠0.4%、去离子水补足余量。
制备方法:同制备例2。
制备例6:
1.5% Cyclobutrifluram·戊唑醇颗粒剂(1:4)
按重量百分比计,Cyclobutrifluram 0.3%、戊唑醇1.2%、木质素磺酸钠3%、腐殖酸钾3%、糊精0.2%、黏土球颗粒载体补足余量。
制备方法:同制备例1。
室内活性试验:
实施例1:不同配比的农药组合物对腐皮镰孢菌的室内活性试验
试验依据:试验参照NY/T 1156.6-2006《农药室内生物测定试验准则杀菌剂第6部分:混配的联合作用测定》、NY/T 1156.2-2006《农药室内生物测定试验准则杀菌剂第2部分:抑制病原菌菌丝生长试验平皿法》。
供试对象:腐皮镰孢菌(F.solani),由集团实验室提供的菌株。
供试药剂:90% Cyclobutrifluram原药、95%丙环唑原药、97%戊唑醇原药,以上药剂均由集团研发中心提供。
药剂配制:将原药先用N,N-二甲基甲酰胺溶解后,再用0.1%吐温-80的水溶液稀释。每个药剂设置5个系列浓度梯度,备用。
试验方法:在无菌操作的条件下,根据试验处理将预先融化的灭菌培养基(PDA培养基)定量(54mL)加在无菌锥形瓶中,从低浓度向高浓度分别吸取6mL制备好的药液到锥形瓶中,充分摇匀后倒入直径为9cm的平皿,制成相应浓度的含药培养基;试验设不含药剂的处理作为空白对照。
将培养活化好的腐皮镰孢菌菌种,在无菌条件下,用直径5mm的打孔器在菌落边缘切取菌饼,用接种器将菌饼移至预先配制成的含药PDA培养基中央,盖上皿盖,然后置于22℃培养箱内培养,每处理重复4次。5天后,采用十字交叉法用卡尺量取各处理菌落直径,求出抑制百分率。每个菌落十字交叉测两个直径,以其平均数代表菌落大小。
数据统计与计算方法:根据调查结果,按以下公式计算各处理浓度对供试靶标菌的菌丝生长抑制率。试验采用SPSS数据处理系统,对数据进行处理,分别建立毒力回归方程式,计算药剂EC50值和共毒系数。
式中:
I—菌落生长抑制率;
D0—空白对照菌落增长直径;
Dt—药剂处理菌落增长直径。
根据孙云沛共毒系数法(CTC)来测定药剂混用的增效作用,即CTC≤80为拮抗作用,80<CTC<120为相加作用,CTC≥120为增效作用。共毒系数按照以下公式计算:
式中:
ATI—混剂实测的毒力指数;
S—标准药剂的EC50,单位为毫克每升(mg/L);
M—供试混剂的EC50,单位为毫克每升(mg/L)。
TTI=TIA×PA+TIB×PB
式中:
TTI—混剂理论毒力指数;
TIA—A药剂毒力指数;
PA—A药剂在混剂中的百分含量,单位为百分率(%);
TIB—B药剂毒力指数;
PB—B药剂在混剂中的百分含量,单位为百分率(%)。
式中:
CTC——共毒系数;
ATI——混剂实测毒力指数;
TTI——混剂理论毒力指数。
试验结果见下表:
表1Cyclobutrifluram与丙环唑复配对腐皮镰孢菌的室内联合毒力测定试验结果
供试药剂及配比 | 回归方程式 | 相关系数R2 | EC50(mg/L) | 共毒系数 |
Cyclobutrifluram(A) | y=1.836x-1.295 | 0.995 | 5.072 | - |
丙环唑(B) | y=1.531x-0.040 | 0.991 | 1.062 | - |
A:B=50:1 | y=1.727x-1.238 | 0.985 | 5.211 | 90.623 |
A:B=30:1 | y=1.570x-0.964 | 0.992 | 4.111 | 109.980 |
A:B=20:1 | y=1.607x-0.899 | 0.990 | 3.626 | 118.561 |
A:B=10:1 | y=1.642x-0.694 | 0.988 | 2.647 | 142.648 |
A:B=5:1 | y=1.649x-0.484 | 0.995 | 1.966 | 158.340 |
A:B=3:1 | y=1.616x-0.277 | 0.982 | 1.484 | 175.815 |
A:B=2:1 | y=1.502x-0.114 | 0.980 | 1.191 | 188.548 |
A:B=1:1 | y=1.361x+0.018 | 0.984 | 0.970 | 181.058 |
A:B=1:2 | y=1.737x+0.093 | 0.984 | 0.884 | 163.126 |
A:B=1:3 | y=1.747x+0.091 | 0.998 | 0.887 | 149.224 |
A:B=1:5 | y=1.981x+0.109 | 0.993 | 0.881 | 138.840 |
A:B=1:10 | y=1.908x+0.070 | 0.990 | 0.919 | 124.509 |
A:B=1:30 | y=2.304x-0.001 | 0.985 | 1.001 | 108.871 |
A:B=1:50 | y=2.301x+0.001 | 0.991 | 0.999 | 107.980 |
由上表可以看出,Cyclobutrifluram与丙环唑复配对腐皮镰孢菌具有很好的防治效果。其中丙环唑对腐皮镰孢菌的毒力较高,EC50为1.062mg/L。当Cyclobutrifluram与丙环唑的质量比在10:1~1:10的范围内,共毒系数大于120,说明在该范围内二者混配表现为增效作用;当Cyclobutrifluram与丙环唑的质量比在10:1~1:3的范围内,共毒系数大于140,说明在该范围内二者混配增效作用突出,其中,当Cyclobutrifluram与丙环唑的质量比为2:1时,共毒系数为188.548,增效作用最明显。
表2Cyclobutrifluram与戊唑醇复配对腐皮镰孢菌的室内联合毒力测定试验结果
由上表可以看出,Cyclobutrifluram与戊唑醇复配对腐皮镰孢菌具有很好的防治效果。其中戊唑醇对腐皮镰孢菌的毒力较高,EC50为0.762mg/L。当Cyclobutrifluram与戊唑醇的质量比在20:1~1:5的范围内,共毒系数大于120,说明在该范围内二者混配表现为增效作用;当Cyclobutrifluram与戊唑醇的质量比在10:1~2:1的范围内,共毒系数大于160,说明在该范围内二者混配增效作用突出,其中,当Cyclobutrifluram与丙环唑的质量比为5:1时,共毒系数为198.255,增效作用最明显。
实施例2:不同配比的农药组合物对尖镰孢菌的室内活性试验
试验依据:试验参照NY/T 1156.6-2006《农药室内生物测定试验准则杀菌剂第6部分:混配的联合作用测定》、NY/T 1156.2-2006《农药室内生物测定试验准则杀菌剂第2部分:抑制病原菌菌丝生长试验平皿法》。
供试对象:尖镰孢菌(Fusarium oxysporum),由集团实验室提供的菌株。
供试药剂:90% Cyclobutrifluram原药、95%苯醚甲环唑原药,以上药剂均由集团研发中心提供。
药剂配制:将原药先用N,N-二甲基甲酰胺溶解后,再用0.1%吐温-80的水溶液稀释。每个药剂设置5个系列浓度梯度,备用。
试验方法:在无菌操作的条件下,根据试验处理将预先融化的灭菌培养基(PDA培养基)定量(54mL)加在无菌锥形瓶中,从低浓度向高浓度分别吸取6mL制备好的药液到锥形瓶中,充分摇匀后倒入直径为9cm的平皿,制成相应浓度的含药培养基;试验设不含药剂的处理作为空白对照。
将培养活化好的尖镰孢菌的菌种,在无菌条件下,用直径5mm的打孔器在菌落边缘切取菌饼,用接种器将菌饼移至预先配制成的含药PDA培养基中央,盖上皿盖,置于25℃培养箱内培养,每处理重复4次。4天后,采用十字交叉法用卡尺量取各处理菌落直径;将求出抑制百分率。每个菌落十字交叉测两个直径,以其平均数代表菌落大小。
数据统计与计算方法:根据调查结果,按以下公式计算各处理浓度对供试靶标菌的菌丝生长抑制率。试验采用SPSS数据处理系统,对数据进行处理,分别建立毒力回归方程式,计算药剂EC50值和共毒系数。
式中:
I—菌落生长抑制率;
D0—空白对照菌落增长直径;
Dt—药剂处理菌落增长直径。
根据孙云沛共毒系数法(CTC)来测定药剂混用的增效作用,即CTC≤80为拮抗作用,80<CTC<120为相加作用,CTC≥120为增效作用。共毒系数按照以下公式计算:
式中:
ATI—混剂实测的毒力指数;
S—标准药剂的EC50,单位为毫克每升(mg/L);
M—供试混剂的EC50,单位为毫克每升(mg/L)。
TTI=TIA×PA+TIB×PB
式中:
TTI—混剂理论毒力指数;
TIA—A药剂毒力指数;
PA—A药剂在混剂中的百分含量,单位为百分率(%);
TIB—B药剂毒力指数;
PB—B药剂在混剂中的百分含量,单位为百分率(%)。
式中:
CTC——共毒系数;
ATI——混剂实测毒力指数;
TTI——混剂理论毒力指数。
试验结果见下表:
表3Cyclobutrifluram与苯醚甲环唑复配对尖镰孢菌的室内联合毒力测定试验结果
供试药剂及配比 | 回归方程式 | 相关系数R2 | EC50(mg/L) | 共毒系数 |
Cyclobutrifluram(A) | y=2.389x-1.016 | 0.994 | 2.662 | - |
苯醚甲环唑(B) | y=1.939x+0.505 | 0.980 | 0.549 | - |
A:B=50:1 | y=2.075x-0.802 | 0.987 | 2.435 | 101.651 |
A:B=30:1 | y=1.538x-0.411 | 0.988 | 1.850 | 128.000 |
A:B=20:1 | y=1.837x-0.346 | 0.993 | 1.543 | 145.799 |
A:B=10:1 | y=1.885x-0.132 | 0.990 | 1.175 | 167.831 |
A:B=5:1 | y=1.789x+0.069 | 0.975 | 0.915 | 177.237 |
A:B=3:1 | y=1.967x+0.346 | 0.988 | 0.667 | 203.394 |
A:B=2:1 | y=1.502x+0.283 | 0.998 | 0.648 | 179.945 |
A:B=1:1 | y=1.636x+0.381 | 0.984 | 0.585 | 155.602 |
A:B=1:2 | y=1.63x+0.463 | 0.978 | 0.520 | 143.562 |
A:B=1:3 | y=1.710x+0.503 | 0.977 | 0.508 | 134.826 |
A:B=1:5 | y=1.875x+0.412 | 0.984 | 0.603 | 104.926 |
A:B=1:10 | y=1.756x+0.338 | 0.988 | 0.642 | 92.165 |
由上表可以看出,Cyclobutrifluram与苯醚甲环唑复配对尖镰孢菌具有很好的防治效果。其中苯醚甲环唑对尖镰孢菌的毒力较高,EC50为0.549mg/L。当Cyclobutrifluram与苯醚甲环唑的质量比在30:1~1:3的范围内,共毒系数大于120,说明在该范围内二者混配表现为增效作用;当Cyclobutrifluram与苯醚甲环唑的质量比在20:1~1:2的范围内,共毒系数大于140,说明在该范围内二者混配增效作用突出,其中,当Cyclobutrifluram与苯醚甲环唑的质量比为3:1时,共毒系数为208.404,增效作用最明显。
田间药效试验:
实施例3:不同配比的农药组合物对大豆根腐病的田间药效试验
试验依据:试验参照GB/T 17980.88-2004《农药田间药效试验准则(二)第88部分:杀菌剂防治大豆根腐病》。
试验对象:大豆根腐病,经分离鉴定主要是腐皮镰孢菌(F.solani)、尖镰孢菌(F.oxysporum)。
试验作物及品种:大豆(垦农18)。
试验地点:黑龙江省海伦市大豆示范园区内。前茬为连作两年的大豆田,秋天起垅,地势平坦,pH值为6.6,土壤肥力中等,为中厚层黑壤土。
药剂处理:使用悬浮种衣剂进行拌种处理,试验药剂及用药量见下表。
试验设计:选取健康的大豆种子,将大豆种子分别用不同处理的药剂进行拌种处理,晾干后进行播种。2019年5月9日播种,用播种机播种,保苗1.8万株/亩。试验采用随机区组排列,每小区面积20m2,每个处理设4次重复。
调查方法:试验于大豆三出复叶期(2019年6月20日)进行调查,每小区随机选取30株大豆,记录总株数、各级病株数,计算病情指数、防治效果,并对大豆植株的长势和根部进行调查并记录。
大豆根腐病严重度分级标准:
0级:幼苗茎基部和主根上均无病斑;
1级:茎基部和主根上有少量病斑,病斑面积在25%以下;
2级:茎基部和主根上病斑面积占茎基部和主根总面积的25%~50%;
3级:茎基部和主根上病斑面积占茎基部和主根总面积的51%~75%;
4级:茎基和主根上病斑连片,形成绕茎现象,但根系并未坏死;
5级:根系坏死,地上部萎蔫或死亡;
药效计算方法:
试验结果见下表:
表4不同配比的农药组合物对大豆根腐病的田间药效试验
由上表可以看出,不同配比的农药组合物对于大豆根腐病的具有良好的防治效果,其中各制备例对大豆根腐病的防治效果均高于81%。其中,18% Cyclobutrifluram·戊唑醇悬浮种衣剂(5:1)对大豆根腐病的防治效果最显著,其防效为87.14%。
表5不同配比的农药组合物对大豆的生理指标影响
由上表不同配比的农药组合物对于大豆的生理指标影响结果可以看出,施用本发明农药组合物的大豆植株主要生理指标均高于施用对照药剂的生理指标,本发明农药组合物对大豆生长表现出良好的安全性。
综上所述,通过室内毒力测定和田间药效试验,可以看出本发明的农药组合物对镰孢菌引起的土传病害有很好的防治效果,且对靶标作物安全,防效显著,在延缓抗药性的产生、延长持效性方面均优于单剂,能够有效降低生产成本和使用成本。
Claims (10)
1.一种农药组合物,其特征在于,所述的农药组合物包括活性成分A和活性成分B,所述的活性成分A为Cyclobutrifluram,所述活性成分B为丙环唑、苯醚甲环唑或戊唑醇。
2.根据权利要求1所述的农药组合物,其特征在于,所述的活性成分A与活性成分B的质量比为50:1~1:50。
3.根据权利要求1所述的农药组合物,其特征在于,所述的Cyclobutrifluram与丙环唑的质量比为10:1~1:10,优选的,质量比为10:1~1:3;
所述的Cyclobutrifluram与苯醚甲环唑的质量比为30:1~1:3,优选的,质量比为20:1~1:2;
所述的Cyclobutrifluram与戊唑醇的质量比为20:1~1:5,优选的,质量比为10:1~2:1。
4.根据权利要求1所述的农药组合物,其特征在于,所述的活性成分A与活性成分B的总重量占组合物的3%~80%。
5.根据权利要求1所述的农药组合物,其特征在于,所述的农药组合物除活性成分外还包括辅助剂,所述的辅助剂选自润湿剂、分散剂、粘结剂、乳化剂、崩解剂、防冻剂、消泡剂、溶剂、防腐剂、稳定剂、填料或载体中的一种或多种。
6.根据权利要求1所述的农药组合物,其特征在于,所述的农药组合物可以制备成农业上可接受的任意一种制剂剂型。
7.根据权利要求6所述的农药组合物,其特征在于,所述的制剂剂型为悬浮剂、水乳剂、乳油、可湿性粉剂、水分散粒剂、微乳剂、油悬浮剂、悬乳剂、颗粒剂、水分散粒剂、可湿性粉剂、微囊悬浮剂、悬浮种衣剂中的任一种。
8.根据权利要求1-7任一项所述的农药组合物,其特征在于,所述的农药组合物用于防治土传病害中的应用。
9.根据权利要求8所述的应用,其特征在于,所述的土传病害是由镰孢属真菌引起的病害。
10.根据权利要求9所述的病害,其特征在于,所述的镰孢属真菌为尖镰孢菌、腐皮镰孢菌、禾谷镰孢菌;
优选的,所述镰孢属真菌为腐皮镰孢菌、尖镰孢菌。
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