CN112640895A - 一种柑橘大实蝇诱杀剂及其制备方法 - Google Patents

一种柑橘大实蝇诱杀剂及其制备方法 Download PDF

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CN112640895A
CN112640895A CN202011542184.6A CN202011542184A CN112640895A CN 112640895 A CN112640895 A CN 112640895A CN 202011542184 A CN202011542184 A CN 202011542184A CN 112640895 A CN112640895 A CN 112640895A
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attractant
trapping
fruit
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邓青
杜进平
刘丽媛
梁兴慧
隋学良
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HUBEI GREAT BIOTECHNOLOGY CO LTD
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Abstract

本发明涉及一种柑橘大实蝇诱杀剂及其制备方法,属于植物保护领域,其组成成分按质量百分比计:实蝇引诱物25%‑55%,pH调节剂0.01%‑2%,防腐剂0.1%‑4%,缓释剂0.1%‑2%,助溶剂1%‑8%,毒性组分0.01‑3%,其余成分为水。通过诱集基质的制备、诱集辅助微胶囊的准备,毒性成分的添加、诱集基质与缓释毒性微胶囊混合,来实现本发明的柑橘大实蝇诱杀剂的制备。按照上述成分及制备方法制备的诱杀剂的其诱杀成分更稳定,适用性强,存储稳定性更好,溶解性更好,对于目标实蝇的雌虫雄虫均有较强的诱集效果,持效期长,绿色安全,田间适用性强的特点,能够满足田间目标害虫的防治需求。

Description

一种柑橘大实蝇诱杀剂及其制备方法
技术领域
本发明属于植物保护领域,具体涉及一种柑橘大实蝇诱杀剂及其制备方法。
背景技术
柑橘大实蝇Bactrocera Minax(Enderlein)又名:橘大实蝇,属双翅目,实蝇科,俗称“柑蛆”,是柑橘的一种毁灭性害虫。柑橘大实蝇不仅是危害柑桔、柚类的重要检疫害虫,也是国际检疫性害虫之一。
柑橘大实蝇几乎危害芸香科柑橘属的所有果实,常见的寄主有甜橙、酸橙、柚、蜜橘、红橘、金橘、柠檬、佛手、胡柚、枸橘等。柑橘大实蝇1年只发生1代,1个世代有4个虫态,即卵、幼虫、蛹、成虫。成虫羽化出土产卵前有取食补充营养的特性,对糖类物质有一定的趋性,常群集在柑橘园及附近的竹林内取食蚜虫等分泌的蜜露。卵产于柑橘幼果内,卵在果内孵化后,以幼虫成群取食橘瓣。幼虫老熟后随果实落地或在果实落地前爬出,入土化蛹。
目前,柑橘大实蝇防治主要采用食物诱杀即可达到较好的效果,然而市场现有诱杀剂主要以半固体膏剂或液体剂型存在,由于食诱剂营养成分丰富,货架储存期不稳定,容易滋生细菌,导致胀气腐败;产品在使用过程中因为田间环境复杂极易染菌而失去效果;产品剂型浓稠在喷雾时溶解性欠佳,容易有小颗粒不溶物出现,影响使用效果。
为了解决上述问题,我们需要开发一种能够适用于多环境性能稳定、溶解性佳、储藏期长、诱集效果好的柑橘大实蝇诱杀剂。
发明内容:
本发明根据上柑橘大实蝇防治的实际需求,开发出柑橘大实蝇诱杀剂,并配套便捷的制备方法,来更好的克服了上述现有技术存在的问题和缺陷,其诱杀剂对于目标实蝇的雌虫雄虫均有较强的诱集效果,持效期长,绿色安全,田间适用性强的特点,能够满足田间目标害虫的防治需求。
技术方案:
一种柑橘大实蝇诱杀剂,其组成成分按质量百分比计:实蝇引诱物25%-55%,pH调节剂0.01%-2%,防腐剂0.1%-4%,缓释剂0.1%-2%,助溶剂1%-8%,毒性组分0.01-3%,其余成分为水。本发明的柑橘大实蝇诱杀剂防腐体系适用性强、有效成分更稳定、存储稳定性更好、溶解性更好,有利于提高产品使用率,发挥引诱效果。
进一步的,所述实蝇引诱物包含蛋白质成分以及碳水化合物,蛋白质成分与碳水化合物的质量比为:0.15:1-0.5:1。
碳水化合物与蛋白质的比例,将直接影响实蝇引诱物对实蝇的引诱效果实蝇引诱物中蛋白质的成分过多或者过少直接影响其引诱效果。
进一步的,所述蛋白质成分为酵母浸粉、酵母粉、大豆粉的一种或两种的组合物;所述碳水化合物为糖稀、蜂蜜、果糖或乳糖中的两个或两个以上的组合物。
上述实蝇引诱物成分组合后,其总氮含量0.5%-5%,氨基酸态氮含量0.2%-2%,实蝇引诱物具备特定的芳香性气味,对实蝇类害虫具有特异性的引诱作用,诱集实蝇成虫前来取食,并具有刺激实蝇类害虫取食的作用。
进一步的,所述PH调节剂为苹果酸钠、醋酸铵中的一种或两种的混合物。控制pH范围,可有效的控制引诱成分的酸败,抑制细菌生长,增强稳定性,刺激实蝇取食。
进一步的,所述防腐剂为尼泊金酯、苯甲酸钠、抗菌肽、正辛基异噻唑啉酮、1,2-苯并异噻唑啉-3-酮、山梨酸钾中的多种组合物。根据实蝇引诱物的成分组成来选择上述合适的防腐剂可有效抑制产品在使用过程中环境中的真菌、细菌等各类菌的感染,同时可抑制引诱成分中产气菌的生长,有效解决产品稳定性和适用性的问题。同时,诱杀剂采用防腐剂多元复配的方式,在同等情况下,其产品的稳定性,防治效果上均高于采用上述单种防腐剂成分的诱杀剂。
进一步的,所述缓释剂为黄原胶、卡拉胶中的一种与乙基纤维素、褐藻酸钠一种的混合物。按照一定比例混合的缓释剂能够形成微胶囊,将气味、食诱成分更好的包裹,有利于气味的持续散发,延长持效期。
进一步的,所述助溶剂为乙醇,二丙二醇的混合物。通过添加上述助溶剂可促进各成分的溶解,尤其是喷雾使用时易形成均一的溶液,有利于提高引诱物利用率,提高效果发挥。
进一步的,所述害虫毒性成分为呋虫胺、噻虫胺、高效氯氟氰菊酯、甲氨基阿维菌素多杀霉素、阿维菌素中的一种或多种成分的混合物。
进一步的,所述的诱杀剂的制备方法,按照以下步骤进行:
(1)诱集基质的制备:将碳水化合物与蛋白质成分混合,溶于适量水中,以转速300-500r/min,搅拌1-2小时后,分别加入防腐剂和PH调节剂,形成诱集基质;
(2)诱集辅助微胶囊的准备:将缓释剂与助溶剂混合均匀后,以1000-1500r/min转速进行搅拌,转速,并缓慢加入水中,全部加入后,将转速提高至原转速的1.2-1.5倍,搅拌0.5-1小时,形成诱集辅助微胶囊;
(3)毒性成分的添加:在诱集辅助微胶囊中缓慢加入毒性成分,以转速800-1200r/min进行搅拌,搅拌0.5-1小时,形成缓释毒性微胶囊成分;
(4)将诱集基质与缓释毒性微胶囊混合,加入剩余量水,以转速150-200r/min进行搅拌2小时,完成所述柑橘大实蝇诱杀剂的制备;
经过以上步骤,诱杀剂的粘度为600-900Pa·s。上述粘度符合实蝇所取食的食物性状特定,耐雨水冲刷,在田间应用具有持效期长。
进一步的,所述的诱杀剂进行实蝇规模防治的方法,按照以下步骤进行:
(1)在实蝇羽化高峰期时,进行所述诱杀剂的第一次喷施;
(2)将诱杀剂与清水,按照质量比,诱杀剂1份,清水2-4份进行混合,摇匀;以雾状形式进行点喷,喷洒在树冠的中下部,每点喷洒面积为0.5-1平方米,每亩喷施10-15个点;
(3)根据实蝇的危害情况,上述诱杀剂每间隔7-10天喷洒1次,可连续喷施4-8次。
本发明所述诱杀剂采用上述防治方法可以将目标害虫的诱集、防治达到较佳的效果,同时整个防治方法,避免了全园喷洒造成的污染问题以及人力成本的所需过大的问题。如果多个连片的种植区域能够统一按照上述方法进行规模的防治工作,可有效控制实蝇的蛀果率,在5%以下。
综上所述,本发明种柑橘大实蝇诱杀剂及其制备方法,根据目标害虫大实蝇的特点,选择了更优的食物引诱剂成分,并根据各成分的情况,选择合适的调节剂、防腐剂、缓释剂以及助溶剂,使整个诱杀剂的成分更稳定,既对目标害虫具有良好的诱集性,又便于储存,具有良好的稳定性,同时,具有良好的溶解性,便于田间应用。采用本发明所述的制备方法,可将上述成分形成稳定的缓释微胶囊载体,形成性质稳定的膏状剂型,有利于气味的持续散发,并延长有效期,提高诱杀剂效果的发挥,其诱杀剂的持续期可达40天,可将柑橘大实蝇的蛀果率由平均蛀果率的30%下降至5%以下。本诱杀剂采用更安全绿色的方式,对于目标害虫具有诱集和灭杀效果,对于其他害虫如蜜蜂以及植物无毒害作用。
具体实施方式:
通过实施例对本发明作进一步的说明,实施例不应该当作对本发明的限制。
实施例1:
将本发明一种柑橘大实蝇诱杀剂,其成分组成剂质量百分数如下:实蝇引诱物质量含量40%;pH调节剂为苹果酸钠,含量为2%;防腐剂为尼泊金酯、1,2-苯并异噻唑啉-3-酮的两种物质的混合物,质量含量为0.1%;缓释剂的成分为:黄原胶与乙基纤维素的混合物,质量含量为2%,助溶剂为乙醇,二丙二醇的混合物,质量含量为4%,毒性组分为:呋虫胺、噻虫胺、高效氯氟氰菊酯的混合物,质量含量为3%,其余成分为水。蛋白质成分与碳水化合物质量含量如下表:
表1实蝇引诱的成分组成以及各成分占比
Figure BDA0002852635010000041
上表在碳水化合物在实蝇引诱物比例相同的情况下,蛋白质成分组成及相关比例调整,来进行蛋白质成分效果的综合判断。
试验地点:湖北省宜昌市
时间:2019年5月-7月
作物:柑橘
依次按照上述成分以及质量组成的柑橘大实蝇诱杀剂1-5以及对照CK1-3,按照1份诱杀剂,3份水的质量比进行混合,摇匀,喷洒在树冠的中下部,每点喷洒面积为0.5-1平方米,每亩喷施15个点,每隔7天喷施1次,共喷施4次,上述每个处理重复5次,最后一次用药后第20天调查蛀果率,具体如下表。
表2不同引诱物的实蝇诱杀剂的蛀果率分析表
处理 蛀果率
诱杀剂1 2.9%
诱杀剂2 3.2%
诱杀剂3 2.5%
诱杀剂4 4.8%
诱杀剂5 1.6%
诱杀剂CK1 50.2%
诱杀剂CK2 10.4%
诱杀剂CK3 13.4%
由表2可知:
含有实蝇引诱物,并实蝇引诱物中蛋白质成分以及碳水化合物成分在合适的比例的情况中,其实蝇诱杀剂1-5在进行柑橘大实蝇的防治上,其蛀果率具有明显了降低,均小于5%;其中,实蝇诱杀剂5的防治后的蛀果率更低,为1.6%;而未有蛋白质成分的诱杀剂CK1,其蛀果率最高,蛋白质成分以及碳水化合物成分未在合适比例的诱杀剂CK2、CK3防治后的蛀果率超过10%,达13.4%。
实蝇引诱物含量相同的情况下,蛋白质成分与碳水化合物成分两者在合适的比例下能够具有更好的引诱效果。其制成的食物诱杀剂防治效果也更好,其蛀果率可低于5%以下。
实施例2:
将本发明一种柑橘大实蝇诱杀剂,其成分组成剂质量百分数如下:实蝇引诱物55%,其中,蛋白质成分为酵母浸膏,碳水化合物为果糖、乳糖的混合物,其中,蛋白质成分与碳水化合物的质量比例为:0.25:1;pH调节剂为醋酸钠,含量为0.1%;缓释剂的成分为:卡拉胶与褐藻酸钠的混合物,质量含量为0.1%,助溶剂为乙醇,质量含量为1%,毒性组分为:甲氨基阿维菌素多杀霉素、阿维菌素的混合物,质量含量为0.01%,其余成分为水,防腐剂的含量为2%,其防腐剂组成成分以及相关成分的质量含量如下:
表3防腐剂组成成分及质量含量配比表单位:%
Figure BDA0002852635010000061
试验地点:重庆北培区
时间:2020年5月-8月
作物:柑橘
依次按照上述成分以及质量组成的用于柑橘大实蝇诱杀剂1-12以及对照CK1-7,在柑橘大实蝇羽化高峰期进行诱杀剂的喷施,按照1份诱杀剂,2份水的质量比进行混合,摇匀,喷洒在树冠的中下部,每点喷洒面积为0.5-1平方米,每亩喷施10个点,每隔7天喷施1次,共喷施6次,上述每个处理重复5次,分别在最后1次喷药后10天和20天后调查蛀果率.并将柑橘大实蝇诱杀剂1-7以及对照CK分装成180g/袋,每隔处理10袋,放置于35度观察30天内产品稳定性,具体如下表。
表4含有不同防腐剂混合物的实蝇诱杀剂的效果分析表
处理 10天后蛀果率 20天后蛀果率 产品稳定性
诱杀剂1 4.3% 4.8% 正常
诱杀剂2 4.4% 4.9% 正常
诱杀剂3 3.2% 3.5% 正常
诱杀剂4 4.1% 4.8% 正常
诱杀剂5 2.8% 3.7% 正常
诱杀剂6 4.8% 4.8% 正常
诱杀剂7 2.6% 3.2% 正常
诱杀剂8 3.5% 4.2% 正常
诱杀剂9 4.2% 4.9% 正常
诱杀剂10 2.6% 3.2% 正常
诱杀剂11 2.7% 3.4% 正常
诱杀剂12 2.3% 3.1% 正常
诱杀剂CK1 8.5% 17% 轻度胀气
诱杀剂CK2 9.2% 18.2% 轻度胀气
诱杀剂CK3 8.7% 15.6% 轻度胀气
诱杀剂CK4 9.9% 20.1% 轻度胀气
诱杀剂CK5 9.7% 19.8% 轻度胀气
诱杀剂CK6 8.9% 19.1% 轻度胀气
诱杀剂CK7 15.4% 28.8% 重度胀气
由表4可知:
(1)防腐剂在多元复配,其余成分相同的情况下,实蝇诱杀剂1-12在进行柑橘大实蝇的防治上,其蛀果率具有明显了降低,10天后以及20天的的蛀果率均小于5%,;其中,实蝇诱杀剂5、7、10-12的防治后的蛀果率更低,10天后的蛀果率小于3%,20天后蛀果率小于4%;同时,在30天内产品的稳定性的调查上,实蝇诱杀剂1-12无胀气,产品稳定,性状正常。
而含有一种防腐剂成分的诱杀剂CK1-6,在柑橘大实蝇的防治上,在10天后的蛀果率调查中,为8.5%-9.9%,均高于8%;在20天后的蛀果率调查中,为15.6%-20.1%;在30天内产品的稳定性的调查上,实蝇诱杀剂CK1-6出现了轻微胀气现象,产品形状的稳定性略差。
而未含有防腐剂成分的诱杀剂CK7,在柑橘大实蝇的防治上,在10天后的蛀果率调查中,为15.4%;在20天后的蛀果率调查中,达28.8%;在30天内产品的稳定性的调查上,实蝇诱杀剂CK7胀气严重。
综上,诱杀剂采用上述防腐剂多元复配的情况,其防治效果,产品稳定性方面明显均优于采用上述单种防腐剂成分的诱杀剂,而不含防腐剂成分的诱杀剂,其防治效果,产品稳定性最差。防腐剂在本发明中具有重要作用,采用上述成分组合的防腐剂,既能增加其产品的稳定性,又能产品的持效期,在达到更佳的防治效果,降低防治成本。
实施例3:
将本发明一种柑橘大实蝇诱杀剂,其成分组成剂质量百分数如下:实蝇引诱物25%,其中,蛋白质成分为酵母浸粉、酵母粉,碳水化合物为糖稀、果糖、乳糖的混合物,其中,蛋白质成分与碳水化合物质量比例为:0.35:1;pH调节剂为苹果酸钠、醋酸钠,含量为1%;防腐剂为:苯甲酸钠与抗菌肽的混合物,质量含量为4%,缓释剂的质量含量为1%,助溶剂为乙醇和二丙二醇,质量含量为8%,毒性组分为阿维菌素,质量含量为1.5%,其余成分为水。其中,缓释剂组成成分以及相关成分的质量含量如下:
表5缓释剂组成成分及质量含量配比表
单位:%
Figure BDA0002852635010000081
将上述成分按照以及步骤制备
(1)诱集基质的制备:将碳水化合物与蛋白质成分混合,溶于适量水中,以转速300r/min,搅拌2小时后,分别加入防腐剂和PH调节剂,形成诱集基质;
(2)诱集辅助微胶囊的准备:将缓释剂与助溶剂混合均匀后,以1500r/min转速进行搅拌,转速,并缓慢加入水中,全部加入后,将转速提高至原转速的1.2倍,搅拌0.5小时,形成诱集辅助微胶囊;
(3)毒性成分的添加:在诱集辅助微胶囊中缓慢加入毒性成分,以转速800r/min进行搅拌,搅拌1小时,形成缓释毒性微胶囊成分;
(4)将诱集基质与缓释毒性微胶囊混合,加入剩余量水,以转速150r/min进行搅拌2小时,完成所述诱杀剂的制备。
按照上述步骤加工后,诱杀剂的黏度在600-900Pa·s。
试验地点:湖南省湘西土家族苗族自治州
时间:2020年5月-9月
作物:椪柑
按照上述成分、质量制备步骤制成的柑橘大实蝇诱杀剂1-4以及对照CK1-3,在柑橘大实蝇羽化高峰期进行诱杀剂的喷施,按照1份诱杀剂,4份水的质量比进行混合,摇匀,喷洒在树冠的中下部,每点喷洒面积为0.5-1平方米,每亩喷施15个点,每隔7天喷施1次,共喷施4次,上述每个处理重复5次,分别在最后1次喷药后20天和40天后调查蛀果率,具体如下表。
表6不同缓释剂的实蝇诱杀剂防治效果分析表
处理 20天后蛀果率 40天后蛀果率
诱杀剂1 1.9% 3.1%
诱杀剂2 2.4% 3.4%
诱杀剂3 3.2% 4.2%
诱杀剂4 3.6% 4.7%
CK1 15.2% 32.8%
CK2 7.3% 21.5%
CK3 8.8% 26.6%
由表6可知:
含有两种缓释剂成分复配的的诱杀剂1-4在进行柑橘大实蝇的防治上,其蛀果率均小于5%;其中,实蝇诱杀剂1的防治后的蛀果率更低,20天后蛀果率为1.9%;而未有缓释成分的诱杀剂CK1,其蛀果率最高,20天后蛀果率超过15%,达15.2%,40天后蛀果率超过30%,达到32.8%。而含有一种缓释剂成分的CK2和CK3,20天的蛀果率相对较低,小于10%,但在40天后蛀果率明显升高,均超过20%,分别达到21.5%和26.6%。缓释剂在本发明中具有重要的作用,能明显延长诱杀剂在田间使用的持效期。其中,由两种组分组合的缓释剂的的食物诱杀剂1-4防治20天后的平均蛀果率2.80%,显著小于由一种成分缓释剂的CK2-3的平均蛀果率8.05%,可见选择上两种合适成分复配的作为缓释剂,可有助于提高其实蝇诱杀剂的防治效果。
实施例4
将本发明一种柑橘大实蝇诱杀剂,其成分组成剂质量百分数如下:实蝇引诱物48%,其中,蛋白质成分为酵母浸膏、大豆粉,碳水化合物为糖稀、蜂蜜、乳糖的混合物,其中,蛋白质成分与碳水化合物质量比例为:0.45:1;pH调节剂为苹果酸钠,含量为1.5%;防腐剂为:山梨酸钾与1,2-苯并异噻唑啉-3-酮的混合物,质量含量为1.2%,缓释剂成分组成为:黄原胶、褐藻酸钠,质量含量为0.5%,助溶剂为乙醇和二丙二醇,质量含量为6%,毒性组分为高效氯氟氰菊酯、甲氨基阿维菌素、多杀霉素的混合物,质量含量为0.8%,其余成分为水。
将本发明诱杀剂成分按照以及步骤制备
(1)诱集基质的制备:将碳水化合物与蛋白质成分混合,溶于适量水中,以转速500r/min,搅拌1小时后,分别加入防腐剂和PH调节剂,形成诱集基质;
(2)诱集辅助微胶囊的准备:将缓释剂与助溶剂混合均匀后,以1000r/min转速进行搅拌,转速,并缓慢加入水中,全部加入后,将转速提高至原转速的1.5倍,搅拌1小时,形成诱集辅助微胶囊;
(3)毒性成分的添加:在诱集辅助微胶囊中缓慢加入毒性成分,以转速1200r/min进行搅拌,搅拌0.5小时,形成缓释毒性微胶囊成分;
(4)将诱集基质与缓释毒性微胶囊混合,加入剩余量水,以转速200r/min进行搅拌2小时,完成所述诱杀剂的制备。
按照上述步骤加工后,诱杀剂的黏度在600-900Pa·s。
将上述诱杀剂与现有技术的实蝇诱杀剂进行对比试验,分别进行20亩的规模防治,其防治方法如下:
(1)在实蝇羽化高峰期时,进行所述诱杀剂的第一次喷施;
(2)将诱杀剂与清水,按照质量比,诱杀剂1份,清水3份进行混合,摇匀;以雾状形式进行点喷,喷洒在树冠的中下部,每点喷洒面积为0.8平方米,每亩喷施12个点;
(3)根据实蝇的危害情况,上述诱杀剂每间隔7天喷洒1次,可连续喷施6次。
第一次喷药后在点喷处铺上白色塑料膜收集7天的死亡实蝇数量,最后一次喷施用药后20天进行蛀果率调查,将20亩,每亩12个喷施点的数据进行平均,本发明与现有技术对比结果如下:
表7不同诱杀剂处理的效果比较
Figure BDA0002852635010000111
由表7可知:本发明诱杀剂能够实现目标害虫的诱杀,在诱杀过程中对雌虫雄虫均能实现诱杀。从与现有技术诱杀结果的对比来看,以对果实造成主要危害的雌虫为例,本发明7天内对雌虫的平均诱杀数量为156只,而现有技术仅为89只,本发明的对雌虫的诱杀效果是现有技术的1.75倍,同时,本发明所总诱虫量是现有技术的1.4倍;使用本发明诱杀剂20天后蛀果率为2.7%,而现有技术使用后20天蛀果率为8.2%。
综上,本发明诱杀剂相比现有技术,在诱杀的虫口总数、诱杀雌虫数、蛀果率等方面具有显著的提高。
以上所述并非是对本发明的限制,应当指出:对于本技术领域的普通技术人员来说,在不脱离本发明实质范围的前提下,还可以做出若干变化、改型、添加、替换或者有限的试验可以得到的技术方案,也应当视为本发明的保护范围。

Claims (10)

1.一种柑橘大实蝇诱杀剂,其组成成分按质量百分比计:实蝇引诱物25%-55%,pH调节剂0.01%-2%,防腐剂0.1%-4%,缓释剂0.1%-2%,助溶剂1%-8%,毒性组分 0.01-3%,其余成分为水。
2.根据权利要求1所述的诱杀剂,其特征在于:所述实蝇引诱物包含蛋白质成分以及碳水化合物,蛋白质成分与碳水化合物的质量比为:0.15:1-0.5:1。
3.根据权利要求2所述的诱杀剂,其特征在于:所述蛋白质成分为酵母浸粉、酵母粉、大豆粉的一种或两种的组合物;所述碳水化合物为糖稀、蜂蜜、果糖或乳糖中的两个或两个以上的组合物。
4.根据权利要求1所述的食物诱杀剂,其特征在于:所述PH调节剂为苹果酸钠、醋酸铵中的一种或两种的混合物。
5.根据权利要求1所述的诱杀剂,其特征在于:所述防腐剂为尼泊金酯、苯甲酸钠、抗菌肽、正辛基异噻唑啉酮、1,2-苯并异噻唑啉-3-酮、山梨酸钾中的多种组合物。
6.根据权利要求1所述的诱杀剂,其特征在于:所述缓释剂为黄原胶、卡拉胶中的一种与乙基纤维素、褐藻酸钠一种的混合物。
7.根据权利要求1所述的食物诱杀剂,其特征在于:所述助溶剂为乙醇, 二丙二醇的混合物。
8.根据权利要求1所述的诱杀剂,其特征在于:所述害虫毒性成分为呋虫胺、噻虫胺、高效氯氟氰菊酯、甲氨基阿维菌素多杀霉素、阿维菌素中的一种或多种成分的混合物。
9.根据权利要求1所述的诱杀剂的制备方法,按照以下步骤进行:
(1)诱集基质的制备:将碳水化合物与蛋白质成分混合,溶于适量水中,以转速300-500r/min,搅拌1-2小时后,分别加入防腐剂和PH调节剂,形成诱集基质;
(2)诱集辅助微胶囊的准备:将缓释剂与助溶剂混合均匀后,以1000-1500r/min转速进行搅拌,转速,并缓慢加入水中,全部加入后,将转速提高至原转速的1.2-1.5倍,搅拌0.5-1小时,形成诱集辅助微胶囊;
(3)毒性成分的添加:在诱集辅助微胶囊中缓慢加入毒性成分,以转速800-1200r/min进行搅拌,搅拌0.5-1小时,形成缓释毒性微胶囊成分;
(4)将诱集基质与缓释毒性微胶囊混合,加入剩余量水,以转速150-200r/min进行搅拌2小时,完成所述诱杀剂的制备。
10.根据权利要求1所述的诱杀剂进行实蝇规模防治的方法,按照以下步骤进行:
(1)在实蝇羽化高峰期时,进行所述诱杀剂的第一次喷施;
(2)将诱杀剂与清水,按照质量比,诱杀剂1份,清水2-4份进行混合,摇匀;以雾状形式进行点喷,喷洒在树冠的中下部,每点喷洒面积为0.5-1平方米,每亩喷施10-15个点;
(3)根据实蝇的危害情况,上述诱杀剂每间隔7-10天喷洒1次,可连续喷施4-8次。
CN202011542184.6A 2020-12-23 2020-12-23 一种柑橘大实蝇诱杀剂及其制备方法 Pending CN112640895A (zh)

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020103084A1 (en) * 2000-11-09 2002-08-01 Hsu Hsinhung John Soybean derived pesticide
CN101692836A (zh) * 2009-10-15 2010-04-14 杜进平 一种柑桔大实蝇的缓释型引诱剂及用途
CN102461564A (zh) * 2010-10-30 2012-05-23 华中农业大学 一种柑桔大实蝇的多价蛋白引诱剂及应用

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020103084A1 (en) * 2000-11-09 2002-08-01 Hsu Hsinhung John Soybean derived pesticide
CN101692836A (zh) * 2009-10-15 2010-04-14 杜进平 一种柑桔大实蝇的缓释型引诱剂及用途
CN102461564A (zh) * 2010-10-30 2012-05-23 华中农业大学 一种柑桔大实蝇的多价蛋白引诱剂及应用

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