CN110384010A - 顶喷结合冲施灌根法防治瓜蒌蓟马的方法 - Google Patents
顶喷结合冲施灌根法防治瓜蒌蓟马的方法 Download PDFInfo
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Classifications
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- A—HUMAN NECESSITIES
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- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G22/00—Cultivation of specific crops or plants not otherwise provided for
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- 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
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- 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
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- Plant Pathology (AREA)
- Pest Control & Pesticides (AREA)
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Abstract
本发明公开了顶喷结合冲施灌根法防治瓜蒌蓟马的方法,采用混配红糖液的内吸性杀虫剂进行定向顶喷诱杀、结合60%吡虫啉悬浮种衣剂或70%噻虫嗪悬浮种衣剂药液冲施灌根,地面围堵双管齐下的措施全面封杀,使蓟马无处藏身;同时冲施灌根混配41.7%氟吡菌酰胺悬浮剂,将根结线虫防治合二为一,减少劳作次数,全面防治瓜蒌最为严重的两大病虫害,一举多得,提高瓜蒌品质与产量。
Description
技术领域
本发明涉及农业种植防虫害治理技术领域,更具体地说,它涉及顶喷加冲施灌根法防治瓜蒌蓟马的方法。
背景技术
瓜蒌种植中两大虫害最为严重,即蓟马在花果期集中顶部危害,根结线虫是危害损失最大的瓜蒌根部危害。蓟马为锉吸式口器,其若虫和成虫均取食植物叶片、花器、果实、嫩枝,造成皱缩扭曲、黄化、枯萎,花器出现斑点或变成褐色,果实受害多留下创痕,导致落花、落叶、落瓜,降低果实商品性。此外,一些蓟马还是病毒的传播媒介,导致病毒病发生。蓟马个体微小,体长约l毫米,分卵、1龄和2龄若虫、预蛹和蛹以及成虫发育阶段。瓜蓟马成虫活跃、善飞、怕光,常群集在深花冠中取食花粉,产卵于叶肉组织,若虫2龄末期入土化蛹,这种隐藏危害的习性给防治带来很大难度。
目前瓜蒌生产上对蓟马的防治主要采用农业防治、物理防治和化学防治三种手段。农业防治主要采取早春清理田间瓜蒌枯枝败叶带出田外焚烧或深埋,破坏蓟马滋生栖息场所达到减少虫源基数的方法。物理防治以悬挂蓝色黏虫板最多,而且效果明显。但农业措施和物理措施因为操作相对繁琐而不被农户重视。在蓟马种群发生密度较高时,主要靠采取药剂喷雾全株法,大药量、多次喷雾。采取化学防治措施容易带来以下问题:1、蓟马具有隐匿危害、世代周期短及繁殖力强等特点,采用喷雾全株法防治有可能出现药物难以接触虫体,防效不好;2、杀虫剂的不合理使用极易诱导抗药性的产生;3、污染环境、杀伤蓟马天敌;4、费工费时、加大成本。同时之前瓜蒌防虫治理,蓟马防治与根结线虫防治是完全分开,互不相干的处理,也耗时耗工。
发明内容
针对现有技术存在的不足,本发明的目的在于提供一种解决上述问题的顶喷加冲施灌根法防治瓜蒌蓟马的方法,充分利用蓟马的趋嫩趋甜性、昼伏夜出性、世代重叠性、隐蔽性、入土隐藏化蛹等生物学特点,实施顶喷法定向喷雾、冲施灌根法地面围堵的双管齐下措施,使蓟马无处藏身;同时灌根法同治根结线虫病和入土隐蔽或化蛹的蓟马,一举多得。
为实现上述目的,本发明提供了如下技术方案:
顶喷结合冲施灌根法防治瓜蒌蓟马的方法,
(1)定向顶喷迎头痛击:取用内吸性杀虫剂混配0.75-1%红糖液兑水稀释后,对准花果期植株顶部的花器、嫩叶、幼芽、幼果部位实施定向喷雾,根据虫量发生情况间隔10~15天,全季顶喷1~3次;
(2)冲施灌根地面围堵:取用内吸性杀虫剂兑水冲施灌根处理1次。
蓟马趋嫩趋甜,顶喷定向喷雾诱杀,灌根法地面围堵,让入土隐藏的蓟马不能成活,还可阻止蓟马入土化蛹,降低成虫羽化率,双管齐下的措施使蓟马无处藏身。
本发明进一步改进技术方案是,步骤(1)定向顶喷混合液中加入1%尿素或0.3%磷酸二氢钾50~100毫升。顶喷过程中还可以促进植物生长,提高产量,改善品质。
本发明进一步改进技术方案是, 所述内吸性杀虫剂是烯啶虫胺、吡蚜酮、阿维菌素、啶虫脒、吡虫啉、多杀霉素、藜芦碱、螺虫乙酯、乙基多杀菌素、溴氰菊酯中的任一种或两种混配。
本发明更进一步改进技术方案是,步骤(1)中1~3次用药所取内吸性杀虫剂品种交替不重复使用,延缓蓟马的抗药性。
本发明更进一步改进技术方案是,步骤(1)顶喷每亩所用内吸性杀虫剂是70%吡虫啉水分散粒剂6~9克混配10%烯啶虫胺水剂15~20毫升;步骤(2)灌根杀虫剂是60%吡虫啉悬浮种衣剂或70%噻虫嗪悬浮种衣剂0.45~1.0毫升兑水。该组配防治蓟马效果最佳。
本发明更进一步改进技术方案是,施药时间在早上7:00之前或下午6:00之后。由于蓟马有昼伏夜出的危害特性,趁早上天刚亮或下午天黑前用药效果最好,尽量避开白天用药。
本发明进一步改进技术方案是,对准花果期植株顶部的花器、嫩叶、幼芽、幼果部位正反面均匀实施定向喷雾。蓟马隐蔽性强,正反面均匀喷施,提高防效。
本发明更进一步改进技术方案是,步骤(2)每株瓜蒌取用41.7%氟吡菌酰胺悬浮剂0.024~0.03毫升+60%吡虫啉悬浮种衣剂或70%噻虫嗪悬浮种衣剂0.45~1.0毫升,相对应一年苗、二年苗、三年苗分别兑水500毫升、1000毫升、1500毫升比例冲施灌根处理。两种药剂混配灌根,可同时防治根结线虫病和入土隐蔽或化蛹的蓟马,让入土蓟马若虫不能成活,或已入土的水淹至死,还可以阻止蓟马入土化蛹,降低成虫羽化率,也能防治地上植株的蓟马、蚜虫等害虫。实现一次灌根多重防效的功能,有效期可达30~100天,一举多得,实现整合防治的目的,减少劳动次数。
本发明更进一步改进技术方案是,有条件的地区取有10~20倍用药量进行全田垄间大水量冲施方式,效果更佳。
本发明有益效果:
1、本发明充分利用蓟马的趋嫩趋甜性、昼伏夜出性、世代重叠性、隐蔽性、入土隐藏化蛹等生物学特点,及对多种农药的抗药性,全面实施顶喷法定向喷雾诱杀、冲施灌根法地面围堵的双管齐下措施,使蓟马无处藏身。
2、顶喷药剂里加红糖液除了诱杀蓟马外,糖类能主要通过气孔进入植物体内,在酶的作用下降解成为葡萄糖,供给植物能量,为瓜蒌各项生物功能提供快速保障。因此,配方加入0.75-1%红糖液、1%尿素或0.3%磷酸二氢钾顶喷还可以促进植物生长发育,可收到提高产量,改善品质的效果,增产幅度可达10%~15%。
3、加入红糖液的配方顶喷,既能杀灭绝大多数趋嫩集中危害的蓟马,又能诱杀发生在植株其它部位的蓟马。另外,糖液具有粘着性,药液喷雾后雾滴不易滑落,还能提高防效,防止因蓟马危害导致的落花、落果、落叶及畸形果,增加产量,提高瓜蒌商品性。
4、41.7%氟吡菌酰胺悬浮剂+60%吡虫啉悬浮种衣剂或70%噻虫嗪悬浮种衣剂大水量冲施灌根,一方面防治根结线虫病和入土隐蔽或化蛹的蓟马,还能防治地上植株的蓟马、蚜虫的危害,弥补采用顶喷法防治有可能出现因蓟马隐蔽性危害导致的药物难以接触虫体问题,实现一次灌根多重防效的功能,有效期可达30~100天,一举多得,尤其适合在维管束发达的瓜蒌作物上使用。
5、本法用药量比传统全株喷雾法大大减少,能最大限度保护瓢虫、食蚜蝇、寄生蜂等害虫天敌,最大限度减少环境污染,延缓蓟马抗药性的产生。
6、蓟马、叶蝉、蚜虫、螨类、粉虱是病毒病的传播介质。病毒病大发生造成的损失远大于蓟马本身的直接危害,目前尚无有效的防治办法。本发明一个药方多重用途,防除蓟马的同时对其它害虫有兼治效果,从而有效控制病毒病的发生。
具体实施方式
2018年至2019年在试验田块作田间试验:
实施例一
品种皖篓8号,苗龄3年,种植地淮安市淮阴区棉花庄镇大兴庄,面积208亩,用药适期初花初果期,防治措施:采用T16型大疆植保无人机,每亩按1升药液顶喷,70%吡虫啉水分散粒剂9克+烯啶虫胺20毫升+0.75%红糖液50毫升兑水;41.7%氟吡菌酰胺悬浮剂0.03毫升+60%吡虫啉悬浮种衣剂1.0毫升按每株兑水1500毫升比例灌根。
对比例一
品种皖篓8号,苗龄3年,种植地淮安市淮阴区棉花庄镇大兴庄,面积190亩,用药适期初花初果期,防治措施:农业防治,早春清除田间杂草和枯枝落叶,深耕土壤,消灭越冬虫源;化学防治,50%杀螟松乳油1000倍液,或2.5%溴氰菊酯乳油2500倍液,或50%混灭威乳油1000倍液,15天间隔轮流喷雾。
实施例二
品种皖篓8号,苗龄2年,种植地淮安市淮阴区古寨乡,面积220亩,用药适期初花初果期,防治措施:采用T16型大疆植保无人机,每亩按1升药液顶喷70%吡虫啉水分散粒剂6克+烯啶虫胺15毫升+0.8%红糖液50毫升;41.7%氟吡菌酰胺悬浮剂0.027毫升+70%噻虫嗪悬浮种衣剂0.7毫升按每株兑水1000毫升比例灌根。
对比例二
品种皖篓8号,苗龄2年,种植地淮安市淮阴区古寨乡,面积260亩,用药适期初花初果期,防治措施:农业防治,早春清除田间杂草和枯枝落叶,深耕土壤,消灭越冬虫源;化学防治,40%氧化乐果乳油1500倍液,或50%辛硫磷乳油1000倍液,或80%敌敌畏乳油1500倍液,15天间隔轮流喷雾。
实施例三
品种皖篓9号,苗龄1年,种植地淮安市涟水县红窑镇,面积120亩,用药适期初花初果期,防治措施:采用手动喷雾器,每亩按70%吡虫啉水分散粒剂6克+烯啶虫胺15毫升+1.0%红糖液500毫升兑水45公斤喷雾;41.7%氟吡菌酰胺悬浮剂0.024毫升+60%吡虫啉悬浮种衣剂0.45毫升按每株兑水500毫升比例灌根。
对比例三
品种皖篓9号,苗龄1年,种植地淮安市涟水县红窑镇,面积100亩,用药适期初花初果期,防治措施:农业防治,早春清除田间杂草和枯枝落叶,深耕土壤,消灭越冬虫源;化学防治,2.5%溴氰菊酯乳油2500倍液,或30%吡虫啉2000倍液,15天间隔轮流交替喷雾。
防治效果对比见下表:
Claims (10)
1.顶喷结合冲施灌根法防治瓜蒌蓟马的方法,其特征在于:
(1)定向顶喷迎头痛击:取用内吸性杀虫剂混配0.75-1.0%红糖液兑水稀释后,对准花果期植株顶部的花器、嫩叶、幼芽、幼果部位实施定向喷雾,根据虫量发生情况间隔10~15天,全季顶喷1~3次;
(2)冲施灌根地面围堵:取用内吸性杀虫剂兑水冲施灌根处理1次。
2.根据权利要求1所述的顶喷结合冲施灌根法防治瓜蒌蓟马的方法,其特征在于:对于一年株型的瓜蒌步骤(1)顶喷每亩兑水45公斤采用手动喷雾器作业;对于二年或三年株型的瓜蒌步骤(1)顶喷每亩1升药液量兑水实施植保无人机喷雾。
3.根据权利要求1所述的顶喷结合冲施灌根法防治瓜蒌蓟马的方法,其特征在于:步骤(1)定向顶喷混合液中加入1%尿素或0.3%磷酸二氢钾50~100毫升。
4.根据权利要求1所述的顶喷结合冲施灌根法防治瓜蒌蓟马的方法,其特征在于:所述内吸性杀虫剂是烯啶虫胺、吡蚜酮、阿维菌素、啶虫脒、吡虫啉、多杀霉素、藜芦碱、螺虫乙酯、乙基多杀菌素、溴氰菊酯中的任一种或两种混配。
5.根据权利要求4所述的顶喷结合冲施灌根防治瓜蒌蓟马的方法,其特征在于:步骤(1)中1~3次用药所取内吸性杀虫剂品种交替不重复使用。
6.根据权利要求1所述的顶喷结合冲施灌根法防治瓜蒌蓟马的方法,其特征在于:步骤(1)顶喷每亩所用内吸性杀虫剂是70%吡虫啉水分散粒剂6~9克混配10%烯啶虫胺水剂15~20毫升;步骤(2)灌根杀虫剂是60%吡虫啉悬浮种衣剂或70%噻虫嗪悬浮种衣剂0.45~1.0毫升兑水。
7.根据权利要求1所述的顶喷结合冲施灌根防治瓜蒌蓟马的方法,其特征在于:施药时间在早上7:00之前或下午6:00之后。
8.根据权利要求1所述的顶喷结合冲施灌根防治瓜蒌蓟马的方法,其特征在于:对准花果期植株顶部的花器、嫩叶、幼芽、幼果部位正反面均匀实施定向喷雾。
9.根据权利要求1所述的顶喷结合冲施灌根法防治瓜蒌蓟马的方法,其特征在于:步骤(2)每株瓜蒌取用41.7%氟吡菌酰胺悬浮剂0.024~0.03毫升+60%吡虫啉悬浮种衣剂或70%噻虫嗪悬浮种衣剂0.45~1.0毫升,相对应一年苗、二年苗、三年苗分别按兑水500毫升、1000毫升、1500毫升比例冲施灌根处理。
10.根据权利要求9所述的顶喷结合冲施灌根法防治瓜蒌蓟马的方法,其特征在于:取有10~20倍用药量进行全田垄间大水量冲施方式。
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