CN106234404A - 一种杀虫杀菌农药组合物 - Google Patents
一种杀虫杀菌农药组合物 Download PDFInfo
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- CN106234404A CN106234404A CN201610630775.6A CN201610630775A CN106234404A CN 106234404 A CN106234404 A CN 106234404A CN 201610630775 A CN201610630775 A CN 201610630775A CN 106234404 A CN106234404 A CN 106234404A
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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
- A01N51/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds having the sequences of atoms O—N—S, X—O—S, N—N—S, O—N—N or O-halogen, regardless of the number of bonds each atom has and with no atom of these sequences forming part of a heterocyclic ring
-
- 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
- A01N43/48—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with two nitrogen atoms as the only ring hetero atoms
- A01N43/56—1,2-Diazoles; Hydrogenated 1,2-diazoles
-
- 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
- A01N47/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid
- A01N47/08—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid the carbon atom having one or more single bonds to nitrogen atoms
- A01N47/10—Carbamic acid derivatives, i.e. containing the group —O—CO—N<; Thio analogues thereof
- A01N47/24—Carbamic acid derivatives, i.e. containing the group —O—CO—N<; Thio analogues thereof containing the groups, or; Thio analogues thereof
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
本发明公开了一种杀虫杀菌农药组合物,活性成分由氟唑环菌胺、吡唑醚菌酯和新烟碱类杀虫剂组成,氟唑环菌胺、吡唑醚菌酯和新烟碱类杀虫剂的重量比为1~50:1~30:10~300,所述的新烟碱类杀虫剂选自氟吡呋喃酮、呋虫胺、噻虫嗪或噻虫胺中的一种;经大量的室内外试验表明,本发明农药组合物对危害农作物生长的多种病虫害具有显著的协同增效作用,同时减少了农药使用量,降低了农药在农作物上的残留量,减轻了对环境的污染,延缓了病原菌和害虫抗药性的产生,增加了农药使用寿命。
Description
技术领域
本发明涉及农药组合物及其应用领域,具体地说是以氟唑环菌胺、吡唑醚菌酯和新烟碱类杀虫剂为活性成分复配的三元复合物,主要应用于农作物上病虫害的防治。
背景技术
氟唑环菌胺(Sedaxane):属于新型吡唑酰胺类杀菌剂,具有保护、治疗、内吸传导等作用。该杀菌剂为琥珀酸脱氢酶(SDH)抑制剂,抑制真菌的三羧酸循环,阻断能量代谢。经过处理后的种子在萌发过程中可以吸收氟唑环菌胺,并通过木质部传导到植物体的其他部位,从而起到保护作物的作用。可以防治种传、土传的担子菌和子囊菌病害,对丝核菌和黑粉菌素等引起的马铃薯黑痣病、小麦纹枯病、水稻纹枯病、油菜菌核病、小麦散黑穗病、小麦腥黑穗病、玉米小斑病等病害具有很好的防治效果。
吡唑醚菌酯(Pyraclostrobin):属于甲氧基丙烯酸酯类杀菌剂,作用机理为线粒体呼吸作用抑制剂,具有保护、治疗、铲除、渗透、强内吸及耐雨水冲刷作用。杀菌谱广,被广泛用于防治小麦、大麦、大豆、花生、葡萄、蔬菜、马铃薯、香蕉、柠檬、咖啡、果树、核桃、茶树、烟草、观赏植物、草坪及其他大田作物上由子囊菌、担子菌、半知菌和卵菌等几乎所有类型的真菌病原体引起的病害。
氟吡呋喃酮(Flupyradifurone):化学名称,4-[(6-氯-3-吡啶基甲基)(2,2-二氟乙基)氨基]呋喃-2(5H)-酮。属于新型烟碱类杀虫剂,作用于昆虫的中枢神经系统,是昆虫烟碱型乙酰胆碱受体的拮抗剂。主要对刺吸式口器害虫有效,对蜜蜂无害,并不受开花应用限制,对作物安全。
呋虫胺(Dinotefuran):属于第三代新烟碱类杀虫剂,主要作用于昆虫神经传递系统,使害虫麻痹从而发挥杀虫作用。该药剂杀虫谱广,可用于水稻、果树、蔬菜等作物上同翅目、鳞翅目、鞘翅目等害虫防治。
噻虫嗪(Thiamethoxam):属于第二代新烟碱类杀虫剂,作用机理为可选择性抑制昆虫中枢神经系统烟酸乙酰胆碱酯酶受体,进而阻断昆虫中枢神经系统的正常传导,造成害虫出现麻痹机时死亡。其对刺吸式口器害虫如蚜虫、飞虱、叶蝉、粉虱等有良好的防效。
噻虫胺(Clothianidin):属于第二代新烟碱类杀虫剂,作用机理为作用于昆虫神经后突出的烟碱型乙酰胆碱受体。主要对农作物上的刺吸式口器害虫有较好的防治效果。
农业病虫害的抗药性问题是一个全球性的问题,一直是农业科技工作者关注的重点课题。随着化学防治的一年又一年的延续、农药使用量的增加以及不科学使用农药等因素,导致病虫害抗性日益严重,产生抗性的病原菌和害虫种类不断增多。同时,高强度的使用农药,导致了农产品农药残留超标、污染环境和农民用药成本增加等一系列问题,不利于农业的可持续发展。
本发明人在深入研究氟唑环菌胺、吡唑醚菌酯和新烟碱类杀虫剂为活性成分三元复配配方的过程中,令人意外地发现氟唑环菌胺、吡唑醚菌酯和新烟碱类杀虫剂进行三元复配,在一定的复配比例范围内对农作物上的多种病虫害,尤其是对黑痣病、黑粉病、恶苗病、晚疫病、立枯病、烂秧病、茎基腐病、丝黑穗病、散黑穗病、根腐病、全蚀病、枯萎病、纹枯病、猝倒病、蛴螬、地老虎、蚜虫、蓟马、灰飞虱、金针虫等病虫害具有显著的协同增效作用,经进一步研究,完成了本发明。
发明内容
本发明旨在提供一种杀虫杀菌农药组合物,可用于农作物上多种病虫害的防治,尤其是对黑痣病、黑粉病、恶苗病、晚疫病、立枯病、烂秧病、茎基腐病、丝黑穗病、散黑穗病、根腐病、全蚀病、枯萎病、纹枯病、猝倒病、蛴螬、地老虎、蚜虫、蓟马、灰飞虱、金针虫等病虫害具有显著的协同增效作用。
本发明的技术方案:为实现上述目的,本发明提供一种杀虫杀菌农药组合物,活活性成分由氟唑环菌胺、吡唑醚菌酯和新烟碱类杀虫剂组成,氟唑环菌胺、吡唑醚菌酯和新烟碱类杀虫剂的重量比为1~50:1~30:10~300,氟唑环菌胺、吡唑醚菌酯和新烟碱类杀虫剂在组合物中的总重量百分含量为1%~85%;所述的新烟碱类杀虫剂选自氟吡呋喃酮、呋虫胺、噻虫嗪或噻虫胺中的一种。
本发明农药组合物可以制备成适合农业生产上使用的多种应用剂型,比较好的剂型为悬浮种衣剂。
本发明农药组合物中,除活性成分外,还包括分散剂、润湿剂、成膜剂、防冻剂、防腐剂、消泡剂、增稠剂、pH调节剂、警戒色、去离子水等农药中允许使用和可以接受的辅助成分,都是农药制剂中常用或允许使用的成分,并无特别限定,具体成分和用量根据配方要求通过试验确定。
所述的农药组合物应用剂型的生产工艺属现有已知技术,在此不再赘述。
与现有技术相比,本发明的优点在于:
1、氟唑环菌胺、吡唑醚菌酯和新烟碱类杀虫剂三种活性成分复配具有显著的协同增效作用,较之单剂单独使用或二元复配使用明显提高了对农作物上病虫害的防治效果,扩大了防治谱。
2、氟唑环菌胺、吡唑醚菌酯和新烟碱类杀虫剂三种活性成分复配,减少了农药使用量,降低了使用成本,减轻了对环境的污染。
3、氟唑环菌胺、吡唑醚菌酯和新烟碱类杀虫剂三种活性成分复配,作用机理互不相同,作用位点增加,延缓了病原菌和害虫抗药性的产生,增加了农药的使用寿命。
具体实施方式
为了更好地理解本发明的实质,下面结合实施例对本发明的内容作进一步说明,但不能视为对本发明的限制,以下所述仅用于解释本发明,对于不偏离本发明精神和原则所做的修改、替换或改进,均属于本发明要求保护的范围。
实施例一:30%氟唑环菌胺·吡唑醚菌酯·氟吡呋喃酮悬浮种衣剂。
以下物质均为重量百分比:氟唑环菌胺5%、吡唑醚菌酯1%、氟吡呋喃酮24%、丙烯酸均聚物钠盐3%、烷基酚聚氧乙烯醚2%、均聚醋酸乙烯酯5%、乙二醇3%、苯甲酸钾0.1%、有机改性硅氧烷消泡剂0.3%、丙烯酸钠0.5%、柠檬酸0.5%、碱性玫瑰精2%,余量为去离子水。将上述物料按比例进行预先粉碎,再加入砂磨机中研磨,经高剪切混合后调配制得30%氟唑环菌胺·吡唑醚菌酯·氟吡呋喃酮悬浮种衣剂。
该实施例用于小麦种子拌种包衣防治病虫害:30%氟唑环菌胺·吡唑醚菌酯·氟吡呋喃酮悬浮种衣剂按有效成分5克/100千克种子用量对小麦种子拌种包衣处理,播种后30天对全蚀病、纹枯病、蚜虫、金针虫的防效分别为93.26%、91.79%、74.62%、77.15%;6%氟唑环菌胺·吡唑醚菌酯(5:1)悬浮种衣剂按有效成分5克/100千克种子用量对小麦种子拌种包衣处理,播种后30天对全蚀病、纹枯病、蚜虫、金针虫的防效分别为67.31%、70.92%、8.19%、6.46%;29%氟唑环菌胺·氟吡呋喃酮(5:24)悬浮种衣剂按有效成分5克/100千克种子用量对小麦种子拌种包衣处理,播种后30天对全蚀病、纹枯病、蚜虫、金针虫的防效分别为25.13%、29.66%、40.57%、41.75%;25%吡唑醚菌酯·氟吡呋喃酮(1:24)悬浮种衣剂按有效成分5克/100千克种子用量对小麦种子拌种包衣处理,播种后30天对全蚀病、纹枯病、蚜虫、金针虫的防效分别为66.29%、67.34%、38.86%、42.47%;44%氟唑环菌胺悬浮种衣剂按有效成分5克/100千克种子用量对小麦种子拌种包衣处理,播种后30天对全蚀病、纹枯病、蚜虫、金针虫的防效分别为23.97%、25.62%、3.95%、2.37%;18%吡唑醚菌酯悬浮种衣剂按有效成分5克/100千克种子用量对小麦种子拌种包衣处理,播种后30天对全蚀病、纹枯病、蚜虫、金针虫的防效分别为63.57%、66.43%、7.15%、4.26%;20%氟吡呋喃酮悬浮种衣剂按有效成分5克/100千克种子用量对小麦种子拌种包衣处理,播种后30天对全蚀病、纹枯病、蚜虫、金针虫的防效分别为3.78%、1.46%、36.79%、39.32%。可见,氟唑环菌胺、吡唑醚菌酯和氟吡呋喃酮三元复配后协同增效作用显著,持效期长,对小麦上的全蚀病、纹枯病、蚜虫、金针虫等病虫害的防效明显好于各单剂单独使用或二元复配使用,同时,在试验过程中未发现该三元复配药剂对小麦产生药害。
实施例二:48%氟唑环菌胺·吡唑醚菌酯·呋虫胺悬浮种衣剂。
以下物质均为重量百分比:氟唑环菌胺3%、吡唑醚菌酯1%、呋虫胺44%、萘磺酸甲醛缩合物钠盐4%、烷基酚聚氧乙烯醚2%、聚乙酸乙烯酯4%、丙三醇3%、苯甲酸钾0.1%、有机改性硅氧烷消泡剂0.3%、丙烯酸钠0.5%、柠檬酸0.5%、油溶性亮红2%,余量为去离子水。将上述物料按比例进行预先粉碎,再加入砂磨机中研磨,经高剪切混合后调配制得48%氟唑环菌胺·吡唑醚菌酯·呋虫胺悬浮种衣剂。
该实施例用于水稻种子拌种包衣防治病虫害:48%氟唑环菌胺·吡唑醚菌酯·呋虫胺悬浮种衣剂按有效成分5克/100千克种子用量对水稻种子拌种包衣处理,播种后30天对恶苗病、纹枯病、蓟马、灰飞虱的防效分别为95.12%、91.33%、72.37%、75.86%;4%氟唑环菌胺·吡唑醚菌酯(3:1)悬浮种衣剂按有效成分5克/100千克种子用量对水稻种子拌种包衣处理,播种后30天对恶苗病、纹枯病、蓟马、灰飞虱的防效分别为70.33%、66.41%、6.58%、5.29%;47%氟唑环菌胺·呋虫胺(3:44)悬浮种衣剂按有效成分5克/100千克种子用量对水稻种子拌种包衣处理,播种后30天对恶苗病、纹枯病、蓟马、灰飞虱的防效分别为27.96%、25.34%、36.59%、33.87%;45%吡唑醚菌酯·呋虫胺(1:44)悬浮种衣剂按有效成分5克/100千克种子用量对水稻种子拌种包衣处理,播种后30天对恶苗病、纹枯病、蓟马、灰飞虱的防效分别为68.83%、65.21%、35.13%、34.64%;44%氟唑环菌胺悬浮种衣剂按有效成分5克/100千克种子用量对水稻种子拌种包衣处理,播种后30天对恶苗病、纹枯病、蓟马、灰飞虱的防效分别为26.14%、23.45%、2.74%、3.62%;18%吡唑醚菌酯悬浮种衣剂按有效成分5克/100千克种子用量对水稻种子拌种包衣处理,播种后30天对恶苗病、纹枯病、蓟马、灰飞虱的防效分别为67.49%、62.11%、5.24%、3.89%;20%呋虫胺悬浮种衣剂按有效成分5克/100千克种子用量对水稻种子拌种包衣处理,播种后30天对恶苗病、纹枯病、蓟马、灰飞虱的防效分别为2.61%、3.54%、33.72%、31.89%。可见,氟唑环菌胺、吡唑醚菌酯和呋虫胺三元复配后协同增效作用显著,持效期长,对水稻上的恶苗病、纹枯病、蓟马、灰飞虱等病虫害的防效明显好于各单剂单独使用或二元复配使用,同时,在试验过程中未发现该三元复配药剂对水稻产生药害。
实施例三:54%氟唑环菌胺·吡唑醚菌酯·噻虫嗪悬浮种衣剂。
以下物质均为重量百分比:氟唑环菌胺8%、吡唑醚菌酯1%、噻虫嗪45%、马来酸二钠盐4%、脂肪醇硫酸盐3%、丙烯酸树脂4%、丙三醇3%、苯甲酸钾0.1%、有机改性硅氧烷消泡剂0.3%、硅酸镁铝0.5%、柠檬酸0.5%、酸性大红2%,余量为去离子水。将上述物料按比例进行预先粉碎,再加入砂磨机中研磨,经高剪切混合后调配制得54%氟唑环菌胺·吡唑醚菌酯·噻虫嗪悬浮种衣剂。
该实施例用于马铃薯种子拌种包衣防治病虫害:54%氟唑环菌胺·吡唑醚菌酯·噻虫嗪悬浮种衣剂按有效成分5克/100千克种子用量对马铃薯种子拌种包衣处理,播种后30天对黑痣病、晚疫病、蛴螬、蚜虫的防效分别为93.49%、92.86%、76.94%、73.23%;9%氟唑环菌胺·吡唑醚菌酯(8:1)悬浮种衣剂按有效成分5克/100千克种子用量对马铃薯种子拌种包衣处理,播种后30天对黑痣病、晚疫病、蛴螬、蚜虫的防效分别为66.23%、70.48%、5.69%、6.17%;53%氟唑环菌胺·噻虫嗪(8:45)悬浮种衣剂按有效成分5克/100千克种子用量对马铃薯种子拌种包衣处理,播种后30天对黑痣病、晚疫病、蛴螬、蚜虫的防效分别为30.77%、28.91%、36.13%、38.71%;46%吡唑醚菌酯·噻虫嗪(1:45)悬浮种衣剂按有效成分5克/100千克种子用量对马铃薯种子拌种包衣处理,播种后30天对黑痣病、晚疫病、蛴螬、蚜虫的防效分别为63.89%、68.56%、36.12%、39.25%;44%氟唑环菌胺悬浮种衣剂按有效成分5克/100千克种子用量对马铃薯种子拌种包衣处理,播种后30天对黑痣病、晚疫病、蛴螬、蚜虫的防效分别为29.36%、25.87%、2.13%、4.96%;18%吡唑醚菌酯悬浮种衣剂按有效成分5克/100千克种子用量对马铃薯种子拌种包衣处理,播种后30天对黑痣病、晚疫病、蛴螬、蚜虫的防效分别为61.17%、66.29%、3.38%、2.75%;35%噻虫嗪悬浮种衣剂按有效成分5克/100千克种子用量对马铃薯种子拌种包衣处理,播种后30天对黑痣病、晚疫病、蛴螬、蚜虫的防效分别为2.16%、4.81%、34.63%、37.05%。可见,氟唑环菌胺、吡唑醚菌酯和噻虫嗪三元复配后协同增效作用显著,持效期长,对马铃薯上的黑痣病、晚疫病、蛴螬、蚜虫等病虫害的防效明显好于各单剂单独使用或二元复配使用,同时,在试验过程中未发现该三元复配药剂对马铃薯产生药害。
实施例四:65%氟唑环菌胺·吡唑醚菌酯·噻虫胺悬浮种衣剂。
以下物质均为重量百分比:氟唑环菌胺10%、吡唑醚菌酯5%、噻虫胺50%、三苯乙基酚聚氧乙烯醚磷酸酯3%、脂肪醇硫酸盐3%、聚苯乙烯马来酸酐交替共聚物3%、乙二醇3%、苯甲酸钾0.1%、有机改性硅氧烷消泡剂0.3%、硅酸镁铝0.5%、月桂酸0.5%、酸性大红2%,余量为去离子水。将上述物料按比例进行预先粉碎,再加入砂磨机中研磨,经高剪切混合后调配制得65%氟唑环菌胺·吡唑醚菌酯·噻虫胺悬浮种衣剂。
该实施例用于玉米种子拌种包衣防治病虫害:65%氟唑环菌胺·吡唑醚菌酯·噻虫胺悬浮种衣剂按有效成分5克/100千克种子用量对玉米种子拌种包衣处理,播种后30天对丝黑穗病、茎基腐病、地老虎、灰飞虱的防效分别为90.23%、94.17%、73.55%、71.74%;15%氟唑环菌胺·吡唑醚菌酯(10:5)悬浮种衣剂按有效成分5克/100千克种子用量对玉米种子拌种包衣处理,播种后30天对丝黑穗病、茎基腐病、地老虎、灰飞虱的防效分别为67.91%、71.31%、4.98%、6.85%;60%氟唑环菌胺·噻虫胺(10:50)悬浮种衣剂按有效成分5克/100千克种子用量对玉米种子拌种包衣处理,播种后30天对丝黑穗病、茎基腐病、地老虎、灰飞虱的防效分别为29.02%、23.39%、38.11%、34.17%;55%吡唑醚菌酯·噻虫胺(5:50)悬浮种衣剂按有效成分5克/100千克种子用量对玉米种子拌种包衣处理,播种后30天对丝黑穗病、茎基腐病、地老虎、灰飞虱的防效分别为65.94%、69.12%、37.99%、35.48%;44%氟唑环菌胺悬浮种衣剂按有效成分5克/100千克种子用量对玉米种子拌种包衣处理,播种后30天对丝黑穗病、茎基腐病、地老虎、灰飞虱的防效分别为26.51%、22.37%、3.86%、4.27%;18%吡唑醚菌酯悬浮种衣剂按有效成分5克/100千克种子用量对玉米种子拌种包衣处理,播种后30天对丝黑穗病、茎基腐病、地老虎、灰飞虱的防效分别为64.32%、67.96%、1.83%、2.29%;20%噻虫胺悬浮种衣剂按有效成分5克/100千克种子用量对玉米种子拌种包衣处理,播种后30天对丝黑穗病、茎基腐病、地老虎、灰飞虱的防效分别为3.97%、2.37%、36.87%、33.21%。可见,氟唑环菌胺、吡唑醚菌酯和噻虫胺三元复配后协同增效作用显著,持效期长,对玉米上的丝黑穗病、茎基腐病、地老虎、灰飞虱等病虫害的防效明显好于各单独使用或二元复配使用,同时,在试验过程中未发现该三元复配药剂对玉米产生药害。
实施例五:氟唑环菌胺、吡唑醚菌酯和氟吡呋喃酮复配对小麦蚜虫的室内毒力测定试验。
试验方法:参考《农药室内生物测定试验准则NY/T1154.1-2006》,采用点滴法。
用DPS统计分析软件进行统计分析,计算各药剂的LC50,并计算混剂的共毒系数(CTC):共毒系数(CTC)≥120表现为增效作用;共毒系数(CTC)≤80表现为拮抗作用;80<共毒系数(CTC)<120表现为相加作用。
表1、氟唑环菌胺、吡唑醚菌酯和氟吡呋喃酮复配对小麦蚜虫的室内毒力测定结果
从表1可以看出,氟唑环菌胺、吡唑醚菌酯和氟吡呋喃酮在一定比例的范围内复配时,共毒系数(CTC)均大于120,对小麦蚜虫表现出协同增效作用。可见,氟唑环菌胺、吡唑醚菌酯和氟吡呋喃酮三元复配具有合理性和可行性。
实施例六:氟唑环菌胺、吡唑醚菌酯和呋虫胺复配对水稻灰飞虱的室内毒力测定试验。
试验方法:参考《农药室内生物测定试验准则NY/T1154.1-2006》,采用点滴法。
用DPS统计分析软件进行统计分析,计算各药剂的LC50,并计算混剂的共毒系数(CTC):共毒系数(CTC)≥120表现为增效作用;共毒系数(CTC)≤80表现为拮抗作用;80<共毒系数(CTC)<120表现为相加作用。
表2、氟唑环菌胺、吡唑醚菌酯和呋虫胺复配对水稻灰飞虱的室内毒力测定结果
从表2可以看出,氟唑环菌胺、吡唑醚菌酯和呋虫胺在一定比例的范围内复配时,共毒系数(CTC)均大于120,对水稻灰飞虱表现出协同增效作用。可见,氟唑环菌胺、吡唑醚菌酯和呋虫胺三元复配具有合理性和可行性。
实施例七:氟唑环菌胺、吡唑醚菌酯和噻虫嗪复配对马铃薯蛴螬的室内毒力测定试验。
试验方法:参考《农药室内生物测定试验准则NY/T1154.15-2009》,采用浸虫法。
用DPS统计分析软件进行统计分析,计算各药剂的LC50,并计算混剂的共毒系数(CTC):共毒系数(CTC)≥120表现为增效作用;共毒系数(CTC)≤80表现为拮抗作用;80<共毒系数(CTC)<120表现为相加作用。
表3、氟唑环菌胺、吡唑醚菌酯和噻虫嗪复配对马铃薯蛴螬的室内毒力测定结果
从表3可以看出,氟唑环菌胺、吡唑醚菌酯和噻虫嗪胺在一定比例的范围内复配时,共毒系数(CTC)均大于120,对马铃薯蛴螬表现出协同增效作用。可见,氟唑环菌胺、吡唑醚菌酯和噻虫嗪三元复配具有合理性和可行性。
实施例八:氟唑环菌胺、吡唑醚菌酯和噻虫胺复配对玉米地老虎的室内毒力测定试验。
试验方法:参考《农药室内生物测定试验准则NY/T1154.15-2009》,采用浸虫法。
用DPS统计分析软件进行统计分析,计算各药剂的LC50,并计算混剂的共毒系数(CTC):共毒系数(CTC)≥120表现为增效作用;共毒系数(CTC)≤80表现为拮抗作用;80<共毒系数(CTC)<120表现为相加作用。
表4、氟唑环菌胺、吡唑醚菌酯和噻虫胺复配对玉米地老虎的室内毒力测定结果
从表4可以看出,氟唑环菌胺、吡唑醚菌酯和噻虫胺在一定比例的范围内复配时,共毒系数(CTC)均大于120,对玉米地老虎表现出协同增效作用。可见,氟唑环菌胺、吡唑醚菌酯和噻虫胺三元复配具有合理性和可行性。
实施例九:氟唑环菌胺、吡唑醚菌酯和氟吡呋喃酮复配对小麦全蚀病的室内毒力测定试验。
试验方法:参考《农药室内生物测定试验准则NY/T1156.2-2006》,采用平皿法。
用DPS统计分析软件进行统计分析,计算各药剂的EC50,并计算混剂相互作用的增效值(SR):增效值(SR)<0.5,是拮抗作用;增效值(SR)=0.5~1.5,是加成作用;增效值(SR)>1.5,是增效作用。
表5、氟唑环菌胺、吡唑醚菌酯和氟吡呋喃酮对小麦全蚀病的室内毒力测定结果
| 药剂 | EC50(ob) | EC50(th) | SR |
| 氟唑环菌胺(A) | 2.15 | - | - |
| 吡唑醚菌酯(B) | 3.91 | - | - |
| 氟吡呋喃酮(C) | 437.32 | - | - |
| A:B:C(1:1:10) | 8.31 | 16.13 | 1.94 |
| A:B:C(1:1:300) | 86.39 | 214.66 | 2.48 |
| A:B:C(1:30:10) | 1.86 | 5.02 | 2.70 |
| A:B:C(1:30:300) | 19.09 | 37.51 | 1.97 |
| A:B:C(50:1:10) | 1.28 | 2.59 | 2.02 |
| A:B:C(50:1:300) | 5.61 | 14.51 | 2.59 |
| A:B:C(50:30:10) | 1.54 | 2.91 | 1.89 |
| A:B:C(50:30:300) | 7.04 | 12.02 | 1.71 |
从表5可以看出,氟唑环菌胺、吡唑醚菌酯和氟吡呋喃酮在一定比例的范围内复配时,增效值(SR)均大于1.5,对小麦全蚀病表现出协同增效作用。可见,氟唑环菌胺、吡唑醚菌酯和氟吡呋喃酮三元复配具有合理性和可行性。
实施例十:氟唑环菌胺、吡唑醚菌酯和呋虫胺复配对水稻纹枯病的室内毒力测定试验。
试验方法:参考《农药室内生物测定试验准则NY/T1156.2-2006》,采用平皿法。
用DPS统计分析软件进行统计分析,计算各药剂的EC50,并计算混剂相互作用的增效值(SR):增效值(SR)<0.5,是拮抗作用;增效值(SR)=0.5~1.5,是加成作用;增效值(SR)>1.5,是增效作用。
表6、氟唑环菌胺、吡唑醚菌酯和呋虫胺对水稻纹枯病的室内毒力测定结果
| 药剂 | EC50(ob) | EC50(th) | SR |
| 氟唑环菌胺(A) | 2.68 | - | - |
| 吡唑醚菌酯(B) | 1.37 | - | - |
| 呋虫胺(C) | 524.65 | - | - |
| A:B:C(1:1:10) | 6.21 | 10.69 | 1.72 |
| A:B:C(1:1:300) | 83.66 | 180.31 | 2.16 |
| A:B:C(1:30:10) | 0.96 | 1.84 | 1.92 |
| A:B:C(1:30:300) | 7.32 | 14.49 | 1.98 |
| A:B:C(50:1:10) | 1.14 | 3.14 | 2.76 |
| A:B:C(50:1:300) | 6.85 | 17.59 | 2.57 |
| A:B:C(50:30:10) | 1.06 | 2.22 | 2.09 |
| A:B:C(50:30:300) | 4.18 | 9.24 | 2.21 |
从表6可以看出,氟唑环菌胺、吡唑醚菌酯和呋虫胺在一定比例的范围内复配时,增效值(SR)均大于1.5,对水稻纹枯病表现出协同增效作用。可见,氟唑环菌胺、吡唑醚菌酯和呋虫胺三元复配具有合理性和可行性。
实施例十一:氟唑环菌胺、吡唑醚菌酯和噻虫嗪复配对马铃薯黑痣病的室内毒力测定试验。
试验方法:参考《农药室内生物测定试验准则NY/T1156.2-2006》,采用平皿法。
用DPS统计分析软件进行统计分析,计算各药剂的EC50,并计算混剂相互作用的增效值(SR):增效值(SR)<0.5,是拮抗作用;增效值(SR)=0.5~1.5,是加成作用;增效值(SR)>1.5,是增效作用。
表7、氟唑环菌胺、吡唑醚菌酯和噻虫嗪对马铃薯黑痣病的室内毒力测定结果
| 药剂 | EC50(ob) | EC50(th) | SR |
| 氟唑环菌胺(A) | 1.52 | - | - |
| 吡唑醚菌酯(B) | 1.96 | - | - |
| 噻虫嗪(C) | 413.34 | - | - |
| A:B:C(1:1:10) | 4.81 | 10.06 | 2.09 |
| A:B:C(1:1:300) | 85.08 | 159.46 | 1.87 |
| A:B:C(1:30:10) | 1.14 | 2.56 | 2.25 |
| A:B:C(1:30:300) | 8.02 | 19.83 | 2.47 |
| A:B:C(50:1:10) | 0.94 | 1.82 | 1.94 |
| A:B:C(50:1:300) | 5.13 | 10.28 | 2.00 |
| A:B:C(50:30:10) | 0.86 | 1.87 | 2.17 |
| A:B:C(50:30:300) | 4.23 | 7.77 | 1.84 |
从表7可以看出,氟唑环菌胺、吡唑醚菌酯和噻虫嗪在一定比例的范围内复配时,增效值(SR)均大于1.5,对马铃薯黑痣病表现出协同增效作用。可见,氟唑环菌胺、吡唑醚菌酯和噻虫嗪三元复配具有合理性和可行性。
实施例十二:氟唑环菌胺、吡唑醚菌酯和噻虫胺复配对玉米丝黑穗病的室内毒力测定试验。
试验方法:参考《农药室内生物测定试验准则NY/T1156.1-2006》,采用凹玻片法。
用DPS统计分析软件进行统计分析,计算各药剂的EC50,并计算混剂相互作用的增效值(SR):增效值(SR)<0.5,是拮抗作用;增效值(SR)=0.5~1.5,是加成作用;增效值(SR)>1.5,是增效作用。
表8、氟唑环菌胺、吡唑醚菌酯和噻虫胺对玉米丝黑穗病的室内毒力测定结果
| 药剂 | EC50(ob) | EC50(th) | SR |
| 氟唑环菌胺(A) | 1.19 | - | - |
| 吡唑醚菌酯(B) | 2.61 | - | - |
| 噻虫胺(C) | 396.52 | - | - |
| A:B:C(1:1:10) | 4.63 | 9.61 | 2.08 |
| A:B:C(1:1:300) | 84.87 | 152.52 | 1.80 |
| A:B:C(1:30:10) | 1.76 | 3.32 | 1.88 |
| A:B:C(1:30:300) | 9.96 | 25.28 | 2.54 |
| A:B:C(50:1:10) | 0.73 | 1.44 | 1.97 |
| A:B:C(50:1:300) | 3.61 | 8.13 | 2.25 |
| A:B:C(50:30:10) | 0.83 | 1.68 | 2.03 |
| A:B:C(50:30:300) | 2.58 | 7.00 | 2.71 |
从表8可以看出,氟唑环菌胺、吡唑醚菌酯和噻虫胺在一定比例的范围内复配时,增效值(SR)均大于1.5,对玉米丝黑穗病表现出协同增效作用。可见,氟唑环菌胺、吡唑醚菌酯和噻虫胺三元复配具有合理性和可行性。
综上所述,本发明提供的杀虫杀菌农药组合物,协同增效作用显著,与各单独使用或二元复配使用相比,防治农作物上病虫害的效果明显提高,对农作物安全,值得在农业生产上推广应用。
Claims (7)
1.一种杀虫杀菌农药组合物,其特征在于:包括活性成分由氟唑环菌胺、吡唑醚菌酯和新烟碱类杀虫剂组成,氟唑环菌胺、吡唑醚菌酯和新烟碱类杀虫剂的重量比为1~50:1~30:10~300。
2.根据权利要求1所述的一种杀虫杀菌农药组合物,其特征在于:氟唑环菌胺、吡唑醚菌酯和新烟碱类杀虫剂的重量比为1:30:10。
3.根据权利要求1或2所述的一种杀虫杀菌农药组合物,其特征在于:所述的新烟碱类杀虫剂选自氟吡呋喃酮、呋虫胺、噻虫嗪或噻虫胺中的一种。
4.根据权利要求1所述的一种杀虫杀菌农药组合物,其特征在于:氟唑环菌胺、吡唑醚菌酯和新烟碱类杀虫剂在组合物中的总重量百分含量为1%~85%。
5.根据权利要求4所述的一种杀虫杀菌农药组合物,其特征在于:氟唑环菌胺、吡唑醚菌酯和新烟碱类杀虫剂在组合物中的总重量百分含量为50%。
6.根据权利要求1所述的一种杀虫杀菌农药组合物,其特征在于:所述农药组合物的剂型是悬浮种衣剂。
7.权利要求1所述的一种杀虫杀菌农药组合物用于防治农作物上病虫害的用途。
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| CN111903698A (zh) * | 2019-05-08 | 2020-11-10 | 江苏龙灯化学有限公司 | 一种活性化合物组合物 |
| CN110419537A (zh) * | 2019-07-24 | 2019-11-08 | 江门市植保有限公司 | 一种用于防治马铃薯病虫害的农药组合物 |
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