CN103598215A - Application of sweet wormwood extract in preventing and treating tobacco aphids - Google Patents

Application of sweet wormwood extract in preventing and treating tobacco aphids Download PDF

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Publication number
CN103598215A
CN103598215A CN201310565756.6A CN201310565756A CN103598215A CN 103598215 A CN103598215 A CN 103598215A CN 201310565756 A CN201310565756 A CN 201310565756A CN 103598215 A CN103598215 A CN 103598215A
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China
Prior art keywords
sweet wormwood
tobacco
preventing
aphids
extract
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Pending
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CN201310565756.6A
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Chinese (zh)
Inventor
何靓
王明锋
杨根华
叶敏
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Hongyun Honghe Tobacco Group Co Ltd
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Hongyun Honghe Tobacco Group Co Ltd
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Priority to CN201310565756.6A priority Critical patent/CN103598215A/en
Publication of CN103598215A publication Critical patent/CN103598215A/en
Pending legal-status Critical Current

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Abstract

The invention discloses a new application of plant sweet wormwood, namely application of sweet wormwood extract in preventing and treating tobacco aphids. Drying fresh folium Artemisiae Annuae in the shade, pulverizing, soaking in ethanol overnight, performing ultrasonic-assisted extraction, performing liquid-solid separation, and removing solvent from liquid phase under reduced pressure to obtain herba Artemisiae Annuae extract. Adding OP-10 type emulsifier, mixing, dissolving in ethanol to obtain herba Artemisiae Annuae extract solution, and diluting with water to obtain the final product for spraying on tobacco leaf surface to prevent and treat tobacco aphid. The sweet wormwood extract has strong killing effect on tobacco aphids, high activity, quick action and good control effect on the tobacco aphids. Provides a new way for preventing and treating tobacco aphids.

Description

The application of Artemisinin in control tobacco aphid
Technical field
The invention belongs to Pest Management of Tobacco technical field, relate to the control of tobacco aphid, particularly relate to the new application of Artemisinin in control tobacco aphid.
Background technology
Tobacco aphid is one of important pests of tobacco, all has generation and harm in various degree from tobacco in seedling stage to picking time.Tobacco aphid not only directly takes food cigarette strain juice and causes direct harm, but also propagates tobacco mosaic virus, makes tobacco mosaic virus disease large area popular, has a strong impact on output and the quality of tobacco leaf, and the sustainable development of tobacco is caused to very big impact.Control tobacco aphid is mainly used chemical pesticide at present, comparatively outstanding to the negative effect of quality of tobacco and environment.
Sweet wormwood (Artemisia carvifolia) is a kind of annual catananche that originates in Asia, has now been distributed widely in a lot of areas in the world.Ancient Chinese is with regard to useful sweet wormwood treatment malaria and the record of bringing down a fever.The qinghaosu extracting from sweet wormwood has good killing action to cruel protozoon, has now been widely used in the treatment of malaria, is a kind of effective malaria treatment medicine.
In prior art, also seldom, the control that particularly sweet wormwood is used for to tobacco aphid there is not yet successful report in the research of relevant sweet wormwood in agricultural pest control.
Summary of the invention
The object of the invention is to for the deficiencies in the prior art, the new purposes of sweet wormwood is provided, be i.e. new application in tobacco-plant pest-insect control.
In fact, the present invention relates to the application of Artemisinin in control tobacco aphid.
After getting the fresh leaf of sweet wormwood and drying in the shade, pulverize, by solid-liquid ratio 1: 4(w/w) add 95%(concentration percetage by weight) alcohol immersion spend the night, by ultrasonic assisted extraction, after 10 minutes, carry out liquid-solid separation, the solvent of waving except liquid phase part that reduces pressure obtains Artemisinin.By 1~45% of Artemisinin volume, add OP-10 type emulsifier to mix, and then dissolve and to make Artemisinin solution with ethanol, for tobacco foliar spray is anti-, eliminate aphis after being watered dilution.
Beneficial effect of the present invention is:
1, the utilization of sweet wormwood has been had to brand-new understanding, for the control of tobacco aphid provides a kind of new approach.
2, Artemisinin has strong insecticidal action to tobacco aphid, and activity is high, effect is rapid, and tobacco aphid is had to good control efficiency.
Embodiment
Below by embodiment, the present invention is described in further detail, but embodiment is not limited to the technical solution.
Embodiment 1:
Prepare Artemisinin: after getting the fresh leaf of sweet wormwood and drying in the shade, pulverize it by solid-liquid ratio 1: 4(w/w) add 95% alcohol immersion to spend the night, carry out liquid-solid separation with ultrasonic assisted extraction after 10 minutes, the solvent of waving except liquid phase part that reduces pressure obtains Artemisinin.
In the ratio of cumulative volume 1%, OP-10 type emulsifier is added in Artemisinin with ethanol and dissolved, making content is 1%(w/w) Artemisinin solution.Artemisinin solution is watered, and water consumption is 50,000 grams/acre, and take 5% natural pyrethrin cream and carry out foliar spray as contrast.Specifically as shown in table 1.
Data from table 1: Artemisinin solution has good control efficiency to tobacco aphid, its control efficiency is suitable with 5% natural pyrethrin cream.
The control efficiency of table 1.1% sweet wormwood alcohol extract medicinal extract solution to tobacco aphid
Figure BDA0000413346830000021
Figure BDA0000413346830000031
Embodiment 2:
In the ratio of cumulative volume 10%, OP-10 type emulsifier is added in sweet wormwood alcohol extract medicinal extract with ethanol and dissolved, making content is 10%(w/w) sweet wormwood alcohol extract medicinal extract solution, for tobacco aphid, prevent and treat.Sweet wormwood alcohol extract medicinal extract solution is watered, and water consumption is 50,000 grams/acre, and take 5% natural pyrethrin cream and carry out foliar spray as contrast.
The control efficiency of table 2.10% sweet wormwood alcohol extract medicinal extract solution to tobacco aphid
Figure BDA0000413346830000032
Embodiment 3:
In the ratio of cumulative volume 20%, OP-10 type emulsifier is added in sweet wormwood alcohol extract medicinal extract with ethanol and dissolved, making content is 20%(w/w) sweet wormwood alcohol extract medicinal extract solution, for tobacco aphid, prevent and treat.Sweet wormwood alcohol extract medicinal extract solution is watered, and water consumption is 50,000 grams/acre, and take 5% natural pyrethrin cream and carry out foliar spray as contrast.
The control efficiency of table 3.20% sweet wormwood alcohol extract medicinal extract solution to tobacco aphid
Figure BDA0000413346830000033
Figure BDA0000413346830000041
Embodiment 4:
In the ratio of cumulative volume 30%, OP-10 type emulsifier is added in sweet wormwood alcohol extract medicinal extract with ethanol and dissolved, making content is 40%(w/w) sweet wormwood alcohol extract medicinal extract solution, for tobacco aphid, prevent and treat.Sweet wormwood alcohol extract medicinal extract solution is watered, and water consumption is 50,000 grams/acre, and take 5% natural pyrethrin cream and carry out foliar spray as contrast.
The control efficiency of table 4.40% sweet wormwood alcohol extract medicinal extract solution to tobacco aphid
Figure BDA0000413346830000042
Embodiment 5:
In the ratio of cumulative volume 40%, OP-10 type emulsifier is added in sweet wormwood alcohol extract medicinal extract with ethanol and dissolved, making content is 60%(w/w) sweet wormwood alcohol extract medicinal extract solution, for tobacco aphid, prevent and treat.Sweet wormwood alcohol extract medicinal extract solution is watered, and water consumption is 50,000 grams/acre, and take 5% natural pyrethrin cream and carry out foliar spray as contrast.
The control efficiency of table 5.60% sweet wormwood alcohol extract medicinal extract solution to tobacco aphid
Figure BDA0000413346830000043
Embodiment 6:
In the ratio of cumulative volume 50%, OP-10 type emulsifier is added in sweet wormwood alcohol extract medicinal extract with ethanol and dissolved, making content is 80%(w/w) sweet wormwood alcohol extract medicinal extract solution, for tobacco aphid, prevent and treat.Sweet wormwood alcohol extract medicinal extract solution is watered, and water consumption is 50,000 grams/acre, and take 5% natural pyrethrin cream and carry out foliar spray as contrast.
The control efficiency of table 6.80% sweet wormwood alcohol extract medicinal extract solution to tobacco aphid
Figure BDA0000413346830000051

Claims (1)

1. the application of Artemisinin in control tobacco aphid.
CN201310565756.6A 2013-11-14 2013-11-14 Application of sweet wormwood extract in preventing and treating tobacco aphids Pending CN103598215A (en)

Priority Applications (1)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104430610A (en) * 2014-12-01 2015-03-25 苏州市相城区盛胡特种养殖专业合作社 Method for preparing botanical insecticide containing artemisia
CN107996315A (en) * 2017-11-30 2018-05-08 玉溪中烟种子有限责任公司 The method for interplanting sweet wormwood prevention and control tobacco leaf curl disease

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1282522A (en) * 2000-08-16 2001-02-07 田国祥 Wettable insecticide powder for plant
CN101731287A (en) * 2009-12-09 2010-06-16 岳朝亮 Purely natural plant insecticide
CN102578167A (en) * 2012-01-09 2012-07-18 遵义市烟草公司务川县分公司 Traditional Chinese medicine for controlling tobacco bacterial wilt and preparation method of traditional Chinese medicine

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1282522A (en) * 2000-08-16 2001-02-07 田国祥 Wettable insecticide powder for plant
CN101731287A (en) * 2009-12-09 2010-06-16 岳朝亮 Purely natural plant insecticide
CN102578167A (en) * 2012-01-09 2012-07-18 遵义市烟草公司务川县分公司 Traditional Chinese medicine for controlling tobacco bacterial wilt and preparation method of traditional Chinese medicine

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104430610A (en) * 2014-12-01 2015-03-25 苏州市相城区盛胡特种养殖专业合作社 Method for preparing botanical insecticide containing artemisia
CN107996315A (en) * 2017-11-30 2018-05-08 玉溪中烟种子有限责任公司 The method for interplanting sweet wormwood prevention and control tobacco leaf curl disease
CN107996315B (en) * 2017-11-30 2020-09-11 玉溪中烟种子有限责任公司 Method for preventing and controlling tobacco leaf curl disease by interplanting sweet wormwood

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Application publication date: 20140226