CN106922657B - 榆木蠹蛾植物源引诱剂组合物 - Google Patents

榆木蠹蛾植物源引诱剂组合物 Download PDF

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CN106922657B
CN106922657B CN201710139056.9A CN201710139056A CN106922657B CN 106922657 B CN106922657 B CN 106922657B CN 201710139056 A CN201710139056 A CN 201710139056A CN 106922657 B CN106922657 B CN 106922657B
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杨美红
陈旭鹏
刘金龙
荆小院
刘红霞
李帮同
曹川健
史红梅
范丽华
王世飞
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Shanxi Agricultural University
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    • AHUMAN NECESSITIES
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    • A01MCATCHING, TRAPPING OR SCARING OF ANIMALS; APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS
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Abstract

本发明公开的榆木蠹蛾植物源引诱剂组合物,包括下列质量份的成分:正十二烷1份,D‑柠檬烯8~10份,水杨酸甲酯10~12份,对伞花‑1‑醇4~6份,α‑萜品醇1份;桉树醇3份,苯并噻唑1份。本发明组合物诱芯的制备方法是将榆木蠹蛾植物源引诱剂组合物的各成分按上述质量份称取,用质量份20倍的正己烷溶解后,按单个诱芯所含有效成分为1100~1300μg的剂量滴加到反口橡胶塞上,自然风干后制成诱芯。本发明诱芯使用方法是在榆木蠹蛾成虫羽化期,将诱芯固定在涂有粘虫胶的三角形诱捕器中,将诱捕器悬挂于受害榆林中树枝上,挂在上风口,距地面1.5~2.0 m,诱捕器之间相距40~50 m,每天更换诱捕器上的粘虫板。

Description

榆木蠹蛾植物源引诱剂组合物
技术领域
本发明涉及植物保护技术领域,具体地说,本发明涉及一种以诱杀榆木蠹蛾雌雄蛾为目的的榆木蠹蛾植物源引诱剂组合物及其使用方法。
背景技术
榆木蠹蛾Holcocerus vicarious (Walker) 属于鳞翅目Lepidoptera木蠹蛾科Cossidae,又名柳干木蠹蛾、柳乌蠹蛾、大褐木蠹蛾等,是我国阔叶园林树木的重要蛀干害虫,是2003年国家林业局发布的“林业危险性有害生物名单”中的有害生物之一。榆木蠹蛾幼虫钻蛀榆树、柳树、杨树等寄主的根、茎、韧皮部进行危害,幼虫危害隐蔽性极强,施用农药喷洒和农药灌根等传统方法往往达不到预期防治效果, 且化学防治具有很大的局限性,一是害虫的抗性进化,具抗杀虫剂的昆虫种类呈指数上升,并出现交叉抗性,使得防治日益困难;二是天敌大量减少,导致害虫猖獗和次要害虫上升为主要害虫;三是化学毒性和生物放大作用,使化学毒物通过食物链富集于人体,对人类造成再次为害,鉴于此,我国的科技工作者正在努力探索和研究害虫防治的新途径和新技术,包括新型、高效、低毒和低残留的化学杀虫剂的研制、天敌的利用、病毒、昆虫绝育技术和昆虫激素、昆虫性信息素的研究应用等。中国专利201010550233.0公开了一种榆木蠹蛾性诱剂,201510745858.5公开了榆木蠹蛾性信息素主要成分顺-7- 十四碳烯醇乙酸酯的合成方法。针对榆木蠹蛾只有性信息素方面的报道,昆虫性信息素的研究与应用只能诱杀雄蛾,无法有效地控制榆木蠹蛾的虫口密度,具有一定的局限性。
植物挥发物是指一些分子量在100~200 之间的有机化学物质,包括烃类、醇类、醛类、酮类、有机酸、内酯、含氮化合物和有机硫等化合物,寄主植物挥发物在植物与昆虫的化学通讯中起着决定性作用,调控着昆虫的多种行为,如引诱昆虫趋向寄主植物、刺激昆虫取食、引诱昆虫选择产卵场所等。开发和利用具有环境相容性和对人类无害的植物源引诱剂日益受到各国的青睐。植物源引诱剂,其有效成分是自然存在的,一般无毒,易于降解,具有环境相容性,不会破坏自然生态防御系统,害虫难以产生抗性,是自然资源的一种循环,对人和环境相对安全,对需求不断增长的有机食品、绿色食品具有保证作用,避免了应用化学农药造成的负面影响。目前,国内外科技工作者已经对部分钻蛀性害虫的植物源引诱剂进行了研究,但对于榆木蠹蛾的植物源引诱剂研究未见报道。
发明内容
本发明的目的在于提供一种榆木蠹蛾植物源引诱剂组合物及其使用方法。
本发明提供的榆木蠹蛾植物源引诱剂组合物,是经过榆树干挥发物成分的分析鉴定及林间诱蛾试验观察得到的组合物,包括下列成分的质量份:正十二烷1份,D-柠檬烯8~10份,水杨酸甲酯10~12份,对伞花-1-醇4~6份,α-萜品醇1份,桉树醇3份,苯并噻唑1份。
本发明的榆木蠹蛾植物源引诱剂组合物诱芯的制备方法是:将榆木蠹蛾植物源引诱剂组合物的各成分按上述质量份称取,用质量份20倍的正己烷溶解后,按单个诱芯所含有效成分为1100~1300 μg的剂量滴加到反口橡胶塞上,自然风干后制成诱芯。
本发明的榆木蠹蛾植物源引诱剂组合物诱芯使用方法是:在榆木蠹蛾成虫羽化期,将诱芯固定在涂有粘虫胶的三角形诱捕器中,将诱捕器悬挂于受害榆林中树枝上,挂在上风口,距地面1.5~2.0 m,诱捕器之间相距40~50 m,每天更换诱捕器上的粘虫板。
本发明的有益效果在于:(1)本发明提供了榆木蠹蛾植物源引诱剂组合物配方,使用量小,诱捕效果理想,对环境安全友好;(2)榆木蠹蛾植物源引诱剂组合物应用方法简单,成本低廉;(3)克服了榆木蠹蛾性引诱剂只能诱杀雄蛾的弊端,能够雌雄成虫兼诱,有效地控制榆木蠹蛾的虫口密度;(4)本发明提供了榆木蠹蛾植物源引诱剂组合物诱捕效果好,田间试验表明,用本发明榆木蠹蛾植物源引诱剂组合物制备的诱芯对诱捕榆木蠹蛾、雌雄成虫的诱捕效果极显著优于对照处理。
实施例1
制备榆木蠹蛾植物源引诱剂组合物的诱芯。
称取正十二烷1份,D-柠檬烯8份,水杨酸甲酯10份,对伞花-1-醇4份,α-萜品醇1份,桉树醇3份,苯并噻唑1份,将上述成分用质量份20倍的正己烷溶解后,按单个诱芯所含有效成分为1100~1300 μg的剂量滴加到反口橡胶塞上,自然风干后制成诱芯。
榆木蠹蛾植物源引诱剂组合物诱芯使用方法是:在榆木蠹蛾成虫羽化期,将诱芯固定在涂有粘虫胶的三角形诱捕器中,将诱捕器悬挂于受害榆林中树枝上,挂在上风口,距地面1.5~2.0 m,诱捕器之间相距40~50 m,每天更换诱捕器上的粘虫板。
实施例2
榆木蠹蛾植物源引诱剂组合物,包括下列成分的质量份:正十二烷1份,D-柠檬烯10份,水杨酸甲酯12份,对伞花-1-醇6份,α-萜品醇1份,桉树醇3份,苯并噻唑1份。
榆木蠹蛾植物源引诱剂组合物的诱芯制备及使用方法同实施例1。
实施例3
榆木蠹蛾植物源引诱剂组合物,包括下列成分的质量份:正十二烷1份,D-柠檬烯9份,水杨酸甲酯11份,对伞花-1-醇5份,α-萜品醇1份,桉树醇3份,苯并噻唑1份。
榆木蠹蛾植物源引诱剂组合物的诱芯制备及使用方法同实施例1。
实施4
榆木蠹蛾植物源引诱剂组合物,包括下列成分的质量份:正十二烷1份,D-柠檬烯8份,水杨酸甲酯12份,对伞花-1-醇5份,α-萜品醇1份,桉树醇3份,苯并噻唑1份。
榆木蠹蛾植物源引诱剂组合物的诱芯制备及使用方法同实施例1。
实施5
榆木蠹蛾植物源引诱剂组合物,包括下列成分的质量份:正十二烷1份,D-柠檬烯10份,水杨酸甲酯10份,对伞花-1-醇4份,α-萜品醇1份,桉树醇3份,苯并噻唑1份。
榆木蠹蛾植物源引诱剂组合物的诱芯制备及使用方法同实施例1。
实施6
榆木蠹蛾植物源引诱剂组合物,包括下列成分的质量份:正十二烷1份,D-柠檬烯10份,水杨酸甲酯10.5份,对伞花-1-醇6份,α-萜品醇1份,桉树醇3份,苯并噻唑1份。
榆木蠹蛾植物源引诱剂组合物的诱芯制备及使用方法同实施例1。
本发明榆木蠹蛾植物源引诱剂组合物诱捕榆木蠹蛾成虫的效果试验
1、试验方法
设三种组成成分有差异的榆木蠹蛾植物源引诱剂组合物,分别是:
实施例1、实施例2和实施例3。
制备三种不同剂量的诱芯,按每个诱芯含有效成分分别是:
(1)1100μg;(2)1200μg;(3)1300μg。
对照空白诱芯只加20 μl正己烷。
每组试验设6个重复。
试验地点:宁夏回族自治区盐池县机械化林场高沙窝分厂。
于2016年7月18日至7月28日榆木蠹蛾成虫羽化期,将诱芯固定在涂有粘虫胶的三角形诱捕器中,将诱捕器悬挂于距地面1.5~2.0 m的树枝上,诱捕器之间相距40~50 m,每天更换诱捕器上的粘虫板。
2、试验结果
试验结果见表1。
本发明的目的在于提供一种榆木蠹蛾植物源引诱剂组合物及其使用方法。
本发明提供的榆木蠹蛾植物源引诱剂组合物,是经过榆树干挥发物成分的分析鉴定及林间诱蛾试验观察得到的组合物,包括下列成分的质量份:正十二烷1份,D-柠檬烯8~10份,水杨酸甲酯10~12份,对伞花-1-醇4~6份,α-萜品醇1份,桉树醇3份,苯并噻唑1份。
本发明的榆木蠹蛾植物源引诱剂组合物诱芯的制备方法是:将榆木蠹蛾植物源引诱剂组合物的各成分按上述质量份称取,用质量份20倍的正己烷溶解后,按单个诱芯所含有效成分为1100~1300 μg的剂量滴加到反口橡胶塞上,自然风干后制成诱芯。
本发明的榆木蠹蛾植物源引诱剂组合物诱芯使用方法是:在榆木蠹蛾成虫羽化期,将诱芯固定在涂有粘虫胶的三角形诱捕器中,将诱捕器悬挂于受害榆林中树枝上,挂在上风口,距地面1.5~2.0 m,诱捕器之间相距40~50 m,每天更换诱捕器上的粘虫板。
本发明的有益效果在于:(1)本发明提供了榆木蠹蛾植物源引诱剂组合物配方,使用量小,诱捕效果理想,对环境安全友好;(2)榆木蠹蛾植物源引诱剂组合物应用方法简单,成本低廉;(3)克服了榆木蠹蛾性引诱剂只能诱杀雄蛾的弊端,能够雌雄成虫兼诱,有效地控制榆木蠹蛾的虫口密度;(4)本发明提供了榆木蠹蛾植物源引诱剂组合物诱捕效果好,田间试验表明,用本发明榆木蠹蛾植物源引诱剂组合物制备的诱芯对诱捕榆木蠹蛾、雌雄成虫的诱捕效果极显著优于对照处理。
实施例1
制备榆木蠹蛾植物源引诱剂组合物的诱芯。
称取正十二烷1份,D-柠檬烯8份,水杨酸甲酯10份,对伞花-1-醇4份,α-萜品醇1份,桉树醇3份,苯并噻唑1份,将上述成分用质量份20倍的正己烷溶解后,按单个诱芯所含有效成分为1100~1300 μg的剂量滴加到反口橡胶塞上,自然风干后制成诱芯。
榆木蠹蛾植物源引诱剂组合物诱芯使用方法是:在榆木蠹蛾成虫羽化期,将诱芯固定在涂有粘虫胶的三角形诱捕器中,将诱捕器悬挂于受害榆林中树枝上,挂在上风口,距地面1.5~2.0 m,诱捕器之间相距40~50 m,每天更换诱捕器上的粘虫板。
实施例2
榆木蠹蛾植物源引诱剂组合物,包括下列成分的质量份:正十二烷1份,D-柠檬烯10份,水杨酸甲酯12份,对伞花-1-醇6份,α-萜品醇1份,桉树醇3份,苯并噻唑1份。
榆木蠹蛾植物源引诱剂组合物的诱芯制备及使用方法同实施例1。
实施例3
榆木蠹蛾植物源引诱剂组合物,包括下列成分的质量份:正十二烷1份,D-柠檬烯9份,水杨酸甲酯11份,对伞花-1-醇5份,α-萜品醇1份,桉树醇3份,苯并噻唑1份。
榆木蠹蛾植物源引诱剂组合物的诱芯制备及使用方法同实施例1。
实施4
榆木蠹蛾植物源引诱剂组合物,包括下列成分的质量份:正十二烷1份,D-柠檬烯8份,水杨酸甲酯12份,对伞花-1-醇5份,α-萜品醇1份,桉树醇3份,苯并噻唑1份。
榆木蠹蛾植物源引诱剂组合物的诱芯制备及使用方法同实施例1。
实施5
榆木蠹蛾植物源引诱剂组合物,包括下列成分的质量份:正十二烷1份,D-柠檬烯10份,水杨酸甲酯10份,对伞花-1-醇4份,α-萜品醇1份,桉树醇3份,苯并噻唑1份。
榆木蠹蛾植物源引诱剂组合物的诱芯制备及使用方法同实施例1。
实施6
榆木蠹蛾植物源引诱剂组合物,包括下列成分的质量份:正十二烷1份,D-柠檬烯10份,水杨酸甲酯10.5份,对伞花-1-醇6份,α-萜品醇1份,桉树醇3份,苯并噻唑1份。
榆木蠹蛾植物源引诱剂组合物的诱芯制备及使用方法同实施例1。
本发明榆木蠹蛾植物源引诱剂组合物诱捕榆木蠹蛾成虫的效果试验
1、试验方法
设三种组成成分有差异的榆木蠹蛾植物源引诱剂组合物,分别是:
实施例1、实施例2和实施例3。
制备三种不同剂量的诱芯,按每个诱芯含有效成分分别是:
(1)1100μg;(2)1200μg;(3)1300μg。
对照空白诱芯只加20 μl正己烷。
每组试验设6个重复。
试验地点:宁夏回族自治区盐池县机械化林场高沙窝分厂。
于2016年7月18日至7月28日榆木蠹蛾成虫羽化期,将诱芯固定在涂有粘虫胶的三角形诱捕器中,将诱捕器悬挂于距地面1.5~2.0 m的树枝上,诱捕器之间相距40~50 m,每天更换诱捕器上的粘虫板。
2、试验结果
试验结果见表1。
由表1可知,本发明的榆木蠹蛾植物源引诱剂的三种供试组合物以及三种剂量的诱芯对诱捕榆木蠹蛾、雌雄成虫均有很好的诱捕效果。经统计分析,(1)植物源引诱剂对雌、雄成虫的诱捕效果没有显著差异;(2)在供试三种组合物之间,实施例2诱捕效果显著优于实施例1和实施例3(p<0.05),实施例1和实施例3的诱蛾数差异不显著(p>0.05);(3)在供试各种组合物的三种剂量的诱芯之间,实施例2中剂量为1200μg/个和1300μg/个诱蛾数差异不显著(p>0.05),显著优于1100μg/个(p<0.05),不同剂量的实施例1和实施例3的诱蛾效果差异不显著(p>0.05);(4)无论任何组合物的任何剂量的诱芯均极显著优于对照处理(p<0.01)。

Claims (1)

1.榆木蠹蛾植物源引诱剂组合物,包括下列质量份的成分:正十二烷1份,D-柠檬烯8~10份,水杨酸甲酯10~12份,对伞花-1-醇4~6份,α-萜品醇1份;桉树醇3份,苯并噻唑1份;
所述的榆木蠹蛾植物源引诱剂组合物的诱芯制备方法是:将榆木蠹蛾植物源引诱剂组合物的各成分按上述质量份称取,用质量份20倍的正己烷溶解后,按单个诱芯所含有效成分为1100~1300 μg的剂量滴加到反口橡胶塞上,自然风干后制成诱芯;
所述的榆木蠹蛾植物源引诱剂组合物诱芯的使用方法是:在榆木蠹蛾成虫羽化期,将诱芯固定在涂有粘虫胶的三角形诱捕器中,将诱捕器悬挂于受害榆林中树枝上,挂在上风口,距地面1.5~2.0 m,诱捕器之间相距40~50 m,每天更换诱捕器上的粘虫板。
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