CN103798252A - 一种硝磺草酮复配除草剂 - Google Patents
一种硝磺草酮复配除草剂 Download PDFInfo
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- CN103798252A CN103798252A CN201410068968.8A CN201410068968A CN103798252A CN 103798252 A CN103798252 A CN 103798252A CN 201410068968 A CN201410068968 A CN 201410068968A CN 103798252 A CN103798252 A CN 103798252A
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- mesotrione
- bentazone
- herbicide
- compound herbicide
- sodium
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- 239000005578 Mesotrione Substances 0.000 title claims abstract description 21
- 239000004009 herbicide Substances 0.000 title claims abstract description 20
- 230000002363 herbicidal effect Effects 0.000 title claims abstract description 17
- -1 Mesotrione compound Chemical class 0.000 title abstract description 14
- KPUREKXXPHOJQT-UHFFFAOYSA-N mesotrione Chemical compound [O-][N+](=O)C1=CC(S(=O)(=O)C)=CC=C1C(=O)C1C(=O)CCCC1=O KPUREKXXPHOJQT-UHFFFAOYSA-N 0.000 claims abstract description 19
- 239000005476 Bentazone Substances 0.000 claims abstract description 11
- ZOMSMJKLGFBRBS-UHFFFAOYSA-N bentazone Chemical compound C1=CC=C2NS(=O)(=O)N(C(C)C)C(=O)C2=C1 ZOMSMJKLGFBRBS-UHFFFAOYSA-N 0.000 claims abstract description 11
- CNBGNNVCVSKAQZ-UHFFFAOYSA-N benzidamine Natural products C12=CC=CC=C2C(OCCCN(C)C)=NN1CC1=CC=CC=C1 CNBGNNVCVSKAQZ-UHFFFAOYSA-N 0.000 claims abstract description 11
- 150000001875 compounds Chemical class 0.000 claims abstract description 9
- 239000000375 suspending agent Substances 0.000 claims description 9
- 150000002170 ethers Chemical class 0.000 claims description 6
- 239000002552 dosage form Substances 0.000 claims description 2
- 241000196324 Embryophyta Species 0.000 abstract description 10
- 238000001228 spectrum Methods 0.000 abstract description 4
- FUHMZYWBSHTEDZ-UHFFFAOYSA-M bispyribac-sodium Chemical compound [Na+].COC1=CC(OC)=NC(OC=2C(=C(OC=3N=C(OC)C=C(OC)N=3)C=CC=2)C([O-])=O)=N1 FUHMZYWBSHTEDZ-UHFFFAOYSA-M 0.000 abstract 2
- 239000004480 active ingredient Substances 0.000 abstract 1
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 21
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- FKUYMLZIRPABFK-UHFFFAOYSA-N Plastoquinone 9 Natural products CC(C)=CCCC(C)=CCCC(C)=CCCC(C)=CCCC(C)=CCCC(C)=CCCC(C)=CCCC(C)=CCCC(C)=CCC1=CC(=O)C(C)=C(C)C1=O FKUYMLZIRPABFK-UHFFFAOYSA-N 0.000 description 2
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- YDEXUEFDPVHGHE-GGMCWBHBSA-L disodium;(2r)-3-(2-hydroxy-3-methoxyphenyl)-2-[2-methoxy-4-(3-sulfonatopropyl)phenoxy]propane-1-sulfonate Chemical compound [Na+].[Na+].COC1=CC=CC(C[C@H](CS([O-])(=O)=O)OC=2C(=CC(CCCS([O-])(=O)=O)=CC=2)OC)=C1O YDEXUEFDPVHGHE-GGMCWBHBSA-L 0.000 description 2
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- PSZYNBSKGUBXEH-UHFFFAOYSA-M naphthalene-1-sulfonate Chemical compound C1=CC=C2C(S(=O)(=O)[O-])=CC=CC2=C1 PSZYNBSKGUBXEH-UHFFFAOYSA-M 0.000 description 2
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- DUIOKRXOKLLURE-UHFFFAOYSA-N 2-octylphenol Chemical compound CCCCCCCCC1=CC=CC=C1O DUIOKRXOKLLURE-UHFFFAOYSA-N 0.000 description 1
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- RMFGNMMNUZWCRZ-UHFFFAOYSA-N Humulone Natural products CC(C)CC(=O)C1=C(O)C(O)(CC=C(C)C)C(O)=C(CC=C(C)C)C1=O RMFGNMMNUZWCRZ-UHFFFAOYSA-N 0.000 description 1
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- WMGSQTMJHBYJMQ-UHFFFAOYSA-N aluminum;magnesium;silicate Chemical compound [Mg+2].[Al+3].[O-][Si]([O-])([O-])[O-] WMGSQTMJHBYJMQ-UHFFFAOYSA-N 0.000 description 1
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Landscapes
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
一种硝磺草酮复配除草剂,其特征在于,所述复合除草剂包含硝磺草酮、灭草松、双草醚三种活性成分,其中硝磺草酮、灭草松、双草醚的重量比为1~30:1~30:1~20。本发明提供了一种安全,速度快,杀草谱广,施药期长,受环境影响小的除草剂。
Description
技术领域
本发明涉及一种硝磺草酮复配除草剂。
背景技术
水稻是我国重要的粮食作物,事关国计民生及国家的粮食安全。灭草松(bentazone)化学名称为:3-异丙基-(1H)-苯并-2,1,3-噻二嗪-4-酮-2,2-二氧化物,灭草松是光合作用抑制剂,主要通过叶片吸收,旱田茎叶喷雾后,先通过叶片渗透进入叶绿体内抑制光合作用,水稻田使用还可通过根吸收传到茎叶。不能被未发芽的种子吸收,幼芽通过土层过程中吸收药剂也很少,所以只能在杂草出土后茎叶喷雾法使用。落入土壤的药剂很少被吸附,易淋入土壤深层,也易被土壤微生物分解,因而不宜用作土壤处理。杀草作用快,施药后10h,叶片开始萎蔫变黄。
硝磺草酮(mesotrione)化学名称:2-(2-硝基-4-甲磺酰基苯加酰)环己烷-1,3-二酮。硝磺草酮抑制对-羟基丙酮酸双加氧酶(HPPD)的活性,HPPD可将氨基酸洛氨酸转化为质体醌。质体醌是八氢番茄红素去饱和酶的辅助因子。是类胡萝卜素生物合成的关键酶。使用硝磺草酮3-5天内植物分生组织出现黄化症状随之引起枯斑,两星期后遍及整株植物。具有弱酸性,在大多数酸性土壤中,能紧紧吸附在有机物质上,在中性或碱性土壤中,以不易被吸收的阴离子形式存在。是一种新型的三酮类除草剂,既可以苗前土表处理,也可以在苗后进行茎叶喷雾,在见效快的同时,硝磺草酮在土壤中残留期短,对后茬作物安全。同时,其生物活性超过磺草酮10倍以上,更具有开发潜力与竞争力。
双草醚,又名农美利,水杨酸双嘧啶,化学名称:2,6-双(4,6-二甲氧嘧啶基-2-氧基)苯酸钠。属苯氧羧酸类除草剂,主要通过根叶吸收抑制醋乳酸合成而阻碍氨基酸生物合成支链,为选择性除草剂,在水稻直播田中使用,除草谱广。双草醚属于苯甲酸类除草剂,是高活性的乙酰乳酸合成酶(ALS)抑制剂,双草醚在喷施到杂草上后可以很快被杂草的茎叶吸收,并传导至整个植株,抑制植物分生组织生长,从而杀死杂草,高效、广谱、用量低。双草醚能有效防除稻田稗草及其他禾本科杂草,兼治大多数阔叶杂草、一些莎草科杂草及对其它除草剂产生抗性的稗草。如:稗草、双穗雀稗(红拌根草、过江龙)、稻李氏禾、马唐、匍茎剪股颖、看麦娘、东北甜茅、狼巴草、异形莎草、日照瓢拂草、碎米莎草、萤蔺、日本草、扁秆草、鸭舌草、雨久花、野慈菇、泽泻、眼子菜、谷精草、牛毛毡、节节菜、陌上菜、水竹叶、空心莲子草、花蔺等水稻田常见的绝大部分杂草。
发明内容
技术问题
有鉴于此,本发明要解决的技术问题是,提供一种高效的复合除草剂。
解决方案
为了解决上述技术问题,本发明提供了一种硝磺草酮复配除草剂,其特征在于,所述复合除草剂包含硝磺草酮、灭草松、双草醚两种活性成分,其中硝磺草酮、灭草松、双草醚的重量比为1~30:1~30:1~20。
优选的,硝磺草酮、灭草松、双草醚的重量比为2:2:1。
优选的,所述活性成分在复合除草剂中的质量百分比为5-70%。
优选的,所述组合物剂型是悬浮剂。
有益效果
本发明提供了一种安全,速度快,杀草谱广,施药期长,受环境影响小的除草剂。
具体实施方式
制剂实施例
发明人发现,本配方采用油悬剂(油悬剂、水悬剂)的效果较好。
悬浮剂是指将固体农药原药以4微米以下的微粒均匀分散于水中的制剂,国际代号为SC,又称浓悬浊剂,流动剂,水悬剂,胶悬剂。难溶于水的固体农药与助剂经过研磨、分散在水介质中的悬浊液。连续相为水。由于SC没有像可湿粉(WP)那样的粉尘飞扬问题,不易燃易爆,粒径小,生物活性高,比重较大,包装体积较小,相对其他农药剂型安全环保。
悬浮剂分为水悬浮剂和油悬浮剂两种。水悬浮剂是水作溶剂。油悬浮剂是以油类为主要溶剂,不含水。
分散剂为木质素磺酸盐、木质素碘酸钙、月桂醇聚氧乙烯醚硫酸钠、烷基奈甲醛缩合物磺酸盐、十二烷基苯磺酸钠、十二烷基硫酸钠、烷基聚氧乙烯醚磺酸盐、烷基酚聚氧乙烯基醚甲醛缩合物、烷基酚聚氧乙烯基醚壬基酚聚氧乙烯基醚、聚氧乙烯聚氧丙烯基醚嵌段共聚物、拉开粉、高分子羧酸盐、亚甲基双荼磺酸钠、聚乙烯醇、改性的萘磺酸盐、聚羧酸盐、烷基萘磺酸盐、烷基酚聚氧乙烯醚、EO/PO嵌段聚醚、JFC、拉开粉、壬基酚聚氧乙烯醚、辛基酚聚氧乙烯硫酸钠、脂肪醇硫酸盐、烷基萘磺酸盐、脂肪酰胺N-甲基磺酸盐、脂肪醇聚氧乙烯硫酸钠、脂肪酸硫酸盐、脂肪醇聚氧乙烯醚、烷基酚聚氧乙烯醚、烷基苄基二甲基氯化铵、烷基胺氧化物中的一种或两种以上的组合物。
润湿剂为烷基硫酸盐、烷基磺酸盐、萘磺酸盐、木质素磺酸钠、脂肪醇聚氧乙烯醚、烷基酚聚氧乙烯醚、短链EO/PO嵌段聚醚、壬基酚聚氧乙烯醚、非离子乙氧基化物、十二烷基硫酸钠、十二烷基磺酸钠、TERSPERSE2700、TERSPERSE1004、木质素磺酸钠、NNO、聚氧乙烯聚氧丙烯基醚嵌段共聚物、烷基酚聚氧乙烯基醚磷酸酯或水溶性高分子化合物CMC、PVA其中的一种或两种以上的组合物。
乳化剂为一种或多种阴离子、非离子表面活性剂的复合物,非离子表面活性剂如脱水山梨醇脂肪酸酯、烷基酚聚氧乙烯聚氧丙烯醚、聚氧乙烯烷基胺等,阴离子表面活性剂如十二烷基苯磺酸钙、十二烷基苯磺酸钠等,可以为其中的一种或两种以上的组合物。
增稠剂为聚乙烯醇、甲基纤维素、黄原胶、羟甲基纤维素、有机膨润土、硅酸镁铝、阿拉伯酸胶中的一种或几种。
施药10天后结果
施药20天后结果
各处理小区内的水稻长势良好,各处理小区未见任何药斑,说明本发明的复配药剂对水稻均安全。
以上所述,仅为本发明的具体实施方式,但本发明的保护范围并不局限于此,任何熟悉本技术领域的技术人员在本发明揭露的技术范围内,可轻易想到变化或替换,都应涵盖在本发明的保护范围之内。因此,本发明的保护范围应所述以权利要求的保护范围为准。
Claims (3)
1.一种硝磺草酮复配除草剂,其特征在于,所述复合除草剂包含硝磺草酮、灭草松、双草醚三种活性成分,其中硝磺草酮、灭草松、双草醚的重量比为1~30:1~30:1~20,所述组合物剂型是悬浮剂。
2.根据权利要求1所述的硝磺草酮复配除草剂,其特征在于,所述硝磺草酮、灭草松、双草醚的重量比为2:2:1。
3.根据权利要求1和2所述的硝磺草酮复配除草剂,其特征在于,所述活性成分在复合除草剂中的质量百分比为5-70%。
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