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A botanical pesticide

A technology for plant insecticides and plant extracts, which is applied in the directions of insecticides, plant growth regulators, biocides, etc., can solve the problems of high cost, weak pesticide toxicity, and short residual effect period, and achieves the lowest cost and widest range. Use, long residual effect

Inactive Publication Date: 2008-04-23
刘景相
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] In the past few years, some manufacturers in my country have also produced plant pesticides, but they all adopt the method of single agent, resulting in weak toxicity, short residual effect period and high cost. In addition, they have not attracted the attention of the country and the whole society. and support disappeared

Method used

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  • A botanical pesticide
  • A botanical pesticide
  • A botanical pesticide

Examples

Experimental program
Comparison scheme
Effect test

experiment example 1

[0037] Experimental example 1: Indoor vegetable insect experiment

[0038] Materials: Catch cabbage caterpillars, small caterpillars, borer worms, cotton bollworms, beet armyworm larvae, litura litura larvae, thrips, bean pod borer larvae, tobacco caterpillars, silver print larvae, 10 of each pest , a total of 100, put into the glass fish tank.

Embodiment 3

[0039] Embodiment 3 is prepared with 60% emulsifiable concentrate, and the medicinal liquid is yellow-brown, with a pungent, pungent smell, and a burning and tingling sensation in contact with the skin.

[0040] Spraying: Dilute 60% emulsifiable concentrate 1000 times, use Gongnong-16 knapsack manual sprayer to spray the pests in the tank until the insects are completely covered with the liquid medicine. After spraying, observe that there is about 2 mm of liquid medicine at the bottom of the tank, and most of the worms are crawling in the liquid medicine.

[0041] Experimental observation record: (about 12 hours after spraying)

[0042] 1. There were 81 dead worms, all of which were at the bottom of the tank, and some of the worms had dark brown changes.

[0043] 2. Of the 19 surviving worms, 14 of them were stretched and wriggled slightly on the edge of the tank, and 5 had climbed to the gauze cloth covering the tank mouth, and did not move. Micro movement, survival state. ...

experiment example 2

[0049] Experimental Example 2: Safety Experiment

[0050] Climate conditions: At noon, the temperature is 29°C, dry and windless.

[0051] Vegetable field experiment: Spray the above remaining medicinal liquid on spinach, rapeseed, lettuce, cucumber, tomato, and bean plants in the open-air vegetable field. Some crops have a small amount of aphids. , fruit, without any adverse effects, harmless to crops. Eat lettuce leaves 48 hours after spraying, cucumbers, tomatoes without any smell, feeling of discomfort, etc., and it is harmless to ladybugs.

[0052] Animal and human skin experiment: Apply this insecticide to the dog's nose, and the next day it will be broken, vesicles, and painful. Apply the insecticide to the back of human fingers, and there will be a strong burning sensation, pain, and strong tingling sensation, followed by vesicles.

[0053] It shows that this insecticide is highly corrosive, so take personal protection when using it.

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Abstract

The invention provides a plant pesticide whose effective constituents include the extracts of the following plants: Chinaberry bark 20-30%, tobacco leaf 10-30%, rhizome of shouliang yam 10-30%, wormwood 5-20%, croton 5-20%, derris 2-10%, thickfruit millettia seed 2-10%, Tripterygium wilfordii 2-10% and Sichuan aconite root 2-10%.

Description

technical field [0001] The present invention relates to an insecticide, in particular to an insecticide prepared from a pure plant extract. Background technique [0002] With the rapid development of my country's economy, people's awareness of food safety is also increasing, especially the safety of vegetables and fruits is extremely important. According to data, there are tens of millions of acres of green and pollution-free vegetable bases and tens of thousands of hectares of orchards in the country. Vegetables and fruits are essential food for people's daily life, and their food safety is directly related to people's health and survival. Environment, in recent years, there are often related reports that people eat vegetables and fruits containing chemical pesticide residues, which lead to muscle numbness, respiratory tract, digestive tract, nervous system, metabolic system, cardiovascular and cerebrovascular, liver, kidney and other diseases, which are harmful to human be...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): A01N65/00A01P7/04A01N65/38A01N65/12A01N65/14A01N65/18A01N65/20A01N65/26
CPCY02A50/30
Inventor 刘景相
Owner 刘景相
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