Natural pesticide for gingko and preparation method thereof

A kind of insecticide and natural technology, applied in the direction of insecticide, botanical equipment and methods, biocide, etc., can solve the problems of difficult degradation, pollution enrichment, accumulation, etc., and achieve the effect of low cost and abundant sources

Active Publication Date: 2013-12-25
JIAHONG SCI & TECH ZHUHAI
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

At the same time, the use of chemical pesticides and insecticides can cause various pests to develop drug resistance and resistance, which increases the difficulty of control and even causes the failure of control.
In addition, chemical pestic

Method used

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  • Natural pesticide for gingko and preparation method thereof
  • Natural pesticide for gingko and preparation method thereof
  • Natural pesticide for gingko and preparation method thereof

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0019] The natural insecticide for Ginkgo biloba is made of the following components by weight: 10 parts of geranium belladonna, 5 parts of Chuanwu, 5 parts of ginkgo, 4 parts of Shijunzi, 4 parts of red snow willow, 2 parts of Dasou mountain tiger, Stomach soft grass 2 parts, dung beetle 2 parts.

[0020] Its preparation method comprises the following steps:

[0021] (1) The raw materials are respectively pulverized, sieved, and mixed to obtain a mixture; the raw materials are terrestrial belladonna, aconitum aconitum, glyphus, shijunzi, red snow willow, dasoushanhu, stomach soft grass and dung beetle ;

[0022] (2) Add 8 times the amount of 95% ethanol aqueous solution to the mixture, heat to 60°C and decoct for 3 hours;

[0023] (3) Filtrate, collect the filtrate, add 8 times the amount of 95% ethanol aqueous solution to the filter residue, heat to 60°C and decoct for 2-4 hours;

[0024] (4) Filtrate, combine the filtrates, concentrate to 1 / 15 of the total amount of etha...

Embodiment 2

[0027] The natural insecticide for Ginkgo biloba is made of the following components by weight: 12 parts of terra belladonna, 6 parts of Chuanwu, 4 parts of ginkgo, 3 parts of Shijunzi, 3 parts of red snow willow, 3 parts of Dasou mountain tiger, Stomach soft grass 3 parts, dung beetle 1 part.

[0028] Its preparation method comprises the following steps:

[0029] (1) The raw materials are respectively pulverized, sieved, and mixed to obtain a mixture; the raw materials are terrestrial belladonna, aconitum aconitum, glyphus, shijunzi, red snow willow, dasoushanhu, stomach soft grass and dung beetle ;

[0030] (2) Add 5 times the amount of 95% ethanol aqueous solution to the mixture, heat to 70°C and decoct for 4 hours;

[0031] (3) Filtrate, collect the filtrate, add 5 times the amount of 95% ethanol aqueous solution to the filter residue, heat to 70°C and decoct for 4 hours;

[0032] (4) Filtrate, combine the filtrates, concentrate to 1 / 20 of the total amount of ethanol ad...

Embodiment 3

[0035] The natural insecticide used for ginkgo is made of the following components by weight: 8 parts of geranium belladonna, 4 parts of Aconitum aconiti, 6 parts of Gelkiss, 5 parts of Shijunzi, 5 parts of red snow willow, 1 part of Dasou mountain tiger, Stomach soft grass 1 part, dung beetle 3 parts.

[0036] Its preparation method comprises the following steps:

[0037] (1) The raw materials are respectively pulverized, sieved, and mixed to obtain a mixture; the raw materials are terrestrial belladonna, aconitum aconitum, glyphus, shijunzi, red snow willow, dasoushanhu, stomach soft grass and dung beetle ;

[0038] (2) Add 10 times the amount of 95% ethanol aqueous solution to the mixture, heat to 50°C and decoct for 2 hours;

[0039] (3) Filtrate, collect the filtrate, add 10 times the amount of 95% ethanol aqueous solution to the filter residue, heat to 50°C and decoct for 2 hours;

[0040] (4) Filtrate, combine the filtrates, concentrate to 1 / 10 of the total amount of...

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Abstract

The invention provides a natural pesticide for gingko. The natural pesticide for gingko is composed of the following components of bitter gourds, phragmites australis, hedera helix, alfalfa, atractylodes macrocephala, asarum, radix isatidis, pogostemon cablin, cortex magnoliae officinalis and litsea cubeba. The natural pesticide for gingko is abundant in raw material source, low in cost, free of poison and pollution, is made of purely natural components, and can effectively prevent common gingko germs.

Description

technical field [0001] The invention belongs to the field of pest control, and in particular relates to a natural insecticide for ginkgo and a preparation method thereof. Background technique [0002] Ginkgo may be attacked by various pests and diseases during the growth process, especially mulberry beetle, camphor silkworm, ginkgo silkworm moth, ginkgo super small leaf roller moth, big bag moth, gypsy moth, yellow thorn moth, tea yellow thrips, mole crickets, grubs Infestation of pests such as worms, ditch wireworms, etc., causing damage to or even death of ginkgo. [0003] At present, in the cultivation of vegetables and melons and fruits, chemical pesticides are usually used to prevent insect pests, and the environmental pollution caused by the extensive use of chemical pesticides is becoming more and more serious. At the same time, the use of chemical pesticides and insecticides causes various pests to develop drug resistance and resistance, which increases the difficul...

Claims

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Application Information

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IPC IPC(8): A01N65/38A01P7/04A01N63/00
Inventor 卞佳林
Owner JIAHONG SCI & TECH ZHUHAI
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