Plant insecticide and preparation method thereof

A plant insecticide, the technology of parts by weight, applied in the fields of botanical equipment and methods, insecticides, plant growth regulators, etc., can solve the problems of high toxicity, human and animal health hazards, etc., and achieve strong lethality and no pollution. Effect

Inactive Publication Date: 2017-07-21
还童(锦州)特殊医学用途配方食品有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] At present, most of the domestic crop pesticides use chemical pesticides, which are

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0027] Take Datura 50kg, Ginkgo biloba 40kg, Tobacco 50kg, Cocklebur 40kg, Aconitum 50kg, Nuxychia 40kg, Marigold 50kg, Oleander 40kg, Scutellaria barbata 50kg, Croton 40kg, Chamaejasma root 50kg, bitter 40kg of ginseng roots, mixed and crushed, mixed and crushed to 50 mesh, to obtain mixed medicinal powder, put into a 12kw ultrasonic extractor, soak in 540kg of water for 2 hours, start the extractor, extract for 1 hour, and pack the extracted medicinal liquid After being filtered by a 300-mesh filter, it is then put into a 35°C low-temperature spray dryer, and spray-dried into a powder to obtain a plant insecticide powder.

Embodiment 2

[0029] Take Datura 80kg, Ginkgo biloba 100kg, Tobacco 80kg, Cocklebur 100kg, Aconitum 80kg, Nuxychnium 100kg, Marigold 80kg, Oleander 100kg, Scutellaria barbata 80kg, Croton 100kg, Wolfba root 80kg, bitter 100kg of ginseng roots, mixed and crushed, mixed and crushed to 50 mesh, to obtain mixed medicinal powder, put into a 12kw ultrasonic extractor, soaked in 1080kg of water for 2 hours, start the extractor, extract for 2 hours, and pack the extracted medicinal liquid After being filtered by a 300-mesh filter, it is then put into a 35°C low-temperature spray dryer, and spray-dried into a powder with a fineness of 300 mesh to obtain a plant insecticide powder.

Embodiment 3

[0031] Take Datura 100kg, Ginkgo Leaf 100kg, Tobacco 100kg, Cocklebur 100kg, Aconitum 100kg, Nuxychia 100kg, Marigold 100kg, Oleander 100kg, Scutellaria barbata 100kg, Croton 100kg, Chamaejasma root 100kg, bitter 100kg of ginseng root, mixed and pulverized, to obtain a mixed medicinal powder, put it into a 12kw ultrasonic extractor, soak it with 1200kg water for 2 hours, start the extractor, extract for 1.5 hours, put the medicinal solution obtained by extraction into a 300-mesh filter and filter it, Then enter the 35°C low-temperature spray dryer, spray dry into powder, and obtain the plant insecticide powder.

[0032] Effects of use: In the two vegetable greenhouses where aphids were infected, pesticides were sprayed to kill insects. One greenhouse was sprayed with chemical pesticides [Group A] as a control group, and the other greenhouse was sprayed with plant insecticides [Group B].

[0033] The chemical pesticide used by control group A is 25% pirimicarb wettable powder, ...

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Abstract

The invention provides a plant insecticide and a preparation method thereof. The plant insecticide is prepared from the following raw materials: datura flowers, ginkgo leaves, solanumerianthum, fructusxanthii, radix aconitiagrestis, semen strychni, tageteserecta, nericumindicum, herbascutellariaebarbatae, croton seeds, radix euphorbiae lantu, and radix sophoraeflavescentis. The preparation method comprises: mixing the raw materials and then crushing the mixture into powder of 50 meshes; putting the powder into an ultrasonic extractor; soaking the powder with water for 2 hours; starting the extractor for extraction; filtering an obtained medicine solution by a 300-mesh filtering machine; then putting the filtered medicine solution into a 35 DEG C low-temperature spray dryer; and performing spray drying to obtain powder, thereby obtaining plant insecticide powder. The plant insecticide provided by the invention has the following advantages: the plant insecticide destroys cell membrane structures and functions of an insect body to lead to death of the insect body according to plant alkaloid and active substances contained in a plant, has a good insecticidal effect, has no toxic or side effects on human and livestock, and is pollution-free to the environment.

Description

technical field [0001] The invention relates to a pollution-free plant insecticide obtained by extracting natural plants as raw materials and a preparation method thereof. Background technique [0002] At present, most of the domestic crop pesticides are chemical pesticides, which are highly toxic and remain on the crops, causing great harm to the health of humans and animals. Therefore, it is urgent to develop a kind of insecticide that does not have toxic and side effects to people and livestock, has no pollution to the environment, and is effective in use. Contents of the invention [0003] The technical problem to be solved by the present invention is to provide a plant insecticide and a preparation method thereof. The insecticide destroys the cell membrane structure and function of the insect body according to the plant alkaloids and active substances contained in the plant, leading to the death of the insect body and killing the insect. The insecticide has good effe...

Claims

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Application Information

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IPC IPC(8): A01N65/38A01P7/04
CPCA01N65/00A01N65/38A01N2300/00Y02A50/30
Inventor 崔堑刘显荣
Owner 还童(锦州)特殊医学用途配方食品有限公司
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