Traditional Chinese medicine insecticide containing azedarach

A technology of neem bark and insecticide, which is applied in the directions of insecticide, biocide, animal repellent, etc., can solve the problems of poisoning and death, long residual time, environmental pollution, etc., and achieve good control effect and insecticidal effect. Good and beneficial effects

Inactive Publication Date: 2015-07-29
苏远芳
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

These chemical pesticides tend to remain on the surface of crops for a long time and are not easy to decompose. After eating vegetables and fruits with pesticide

Method used

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  • Traditional Chinese medicine insecticide containing azedarach

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0013] The traditional Chinese medicine insecticide containing neem bark is made from the following raw materials in parts by weight: 10 parts of neem bark, 10 parts of toosendan, 8 parts of shijunzi, 10 parts of cnidium, 12 parts of kochia, 8 parts of aloe, rhubarb 5 parts, 7 parts of pokeweed, 9 parts of Ailanthus ailanthii leaves, 12 parts of crane lice, 5 parts of auxiliary agent, wherein the auxiliary agent is made by mixing tragacanth gum: soybean lecithin = 1:1.2 by weight.

[0014] The present invention can be prepared by the following method:

[0015] 1) Weigh various raw materials by weight, wash, dry, pulverize into powder, mix and stir evenly, and set aside;

[0016] 2) Add supercritical water (temperature 374.2 degrees, pressure 22.1MPa) to the powder obtained in step 1) according to the mass ratio of powder: water = 1:3~5, and keep the temperature and pressure constant for 2 hours, then cool ,spare;

[0017] 3) Concentrate the material obtained in step 2) under...

Embodiment 2

[0021] The traditional Chinese medicine insecticide containing neem cortex is made of the following raw materials in parts by weight: 15 parts of neem cortex, 8 parts of toosendan, 3 parts of Shijunzi, 7 parts of cnidium, 5 parts of Kochia chinensis, 10 parts of aloe, rhubarb 6 parts, 11 parts of pokeweed, 12 parts of Ailanthus ailanthii leaves, 17 parts of crane lice, and 15 parts of auxiliary agent, wherein the auxiliary agent is made by mixing tragacanth gum: soybean lecithin = 1:1.5 by weight.

[0022] The above-mentioned traditional Chinese medicine insecticide containing neem bark can be made through the following steps:

[0023] 1) Weigh various raw materials by weight, wash, dry, pulverize into powder, mix and stir evenly, and set aside;

[0024] 2) fully grind the powder in step 1), and pass through a 300-500 mesh sieve to obtain fine powder of traditional Chinese medicine;

[0025] 3) Weighing and weighing tragacanth gum and soybean lecithin respectively according t...

Embodiment 3

[0028] The traditional Chinese medicine insecticide containing neem bark is made from the following raw materials in parts by weight: 25 parts of neem bark, 5 parts of toosendan, 7 parts of shijunzi, 3 parts of cnidium, 15 parts of kochia, 4 parts of aloe, rhubarb 1 part, 4 parts of pokeweed, 5 parts of Ailanthus ailanthii leaves, 8 parts of crane lice, and 12 parts of adjuvants. The adjuvants are prepared by mixing tragacanth gum: soybean lecithin at a weight ratio of 1:1.8.

[0029] The above-mentioned traditional Chinese medicine insecticide containing neem bark can adopt the same preparation method as Example 1 to make a liquid dosage form finished product.

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Abstract

The invention discloses a traditional Chinese medicine insecticide containing azedarach. The traditional Chinese medicine insecticide is prepared from the following raw materials in parts by weight: 10-25 parts of azedarach, 5-10 parts of szechwan chinaberry fruit, 3-8 parts of the fruit of Rangoon creeper, 3-10 parts of fructus cnidii, 5-15 parts of belvedere fruit, 4-10 parts of asparagus, 1-6 parts of rheum officinale, 4-11 parts of pokeberry root, 5-12 parts of ailanthus altissima leaf, 8-17 parts of common carpesium fruit and 5-15 parts of an additive, wherein the additive is prepared by mixing gum tragacanth with soybean phosphatides according to the weight ratio of gum tragacanth to soybean phosphatides being 1:(1.2-1.8). Compared with the prior art, the traditional Chinese medicine insecticide is prepared from Chinese herbs, does not contain artificial chemical raw materials, is favorable in insecticidal efficacy, has no residue, and does not pollute environment and damage health of people after being used, is environment-friendly, and has a wide market prospect.

Description

technical field [0001] The invention relates to the technical field of chemical engineering of insecticides for crops, fruits and vegetables, and in particular to a traditional Chinese medicine insecticide containing neem bark. Background technique [0002] With the continuous improvement of people's living standards, people have higher requirements for food safety. People's demand for green vegetables and fruits is increasing, while in pest control in my country, chemically synthesized highly toxic pesticides are mainly used. These chemical pesticides tend to remain on the surface of crops for a long time and are not easy to decompose. After eating vegetables and fruits with pesticide residues, poisoning and death are prone to occur. At the same time, the use of chemical pesticides will cause environmental pollution, especially water pollution. Chinese medicine has a long history of use in our country. Using Chinese medicine as pesticide can not only effectively kill pests...

Claims

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Application Information

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IPC IPC(8): A01N65/42A01P7/04
Inventor 苏远芳
Owner 苏远芳
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