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Bacterium-inhibiting and insecticidal Chinese herbal medicine pesticide

A technology of Chinese herbal medicines and pesticides, applied in the directions of pesticides, biocides, fungicides, etc., can solve the problems of human toxicity, crop residues, and small scope of action, and achieve quality assurance, high extraction, and low prices. Effect

Inactive Publication Date: 2019-01-18
GUANGXI UNIV OF CHINESE MEDICINE
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Problems solved by technology

[0002] According to the current situation of pesticide development and the data on the best-selling agricultural products of major agricultural enterprises obtained from market surveys, more than 80% of the pesticide products in the market currently have a small range of action, are toxic to the human body, and have residues on crops.

Method used

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Embodiment Construction

[0022] In order to make the objectives, technical solutions and advantages of the present invention clearer, the present invention will be described in detail below with reference to specific embodiments.

[0023] 1. The extraction method and steps of each component of component A and component B:

[0024] 1. Ingredient A:

[0025] (1) Radix vulgaris, the extract of which is Radix Radix et Rhizoma, extraction method: place fresh Radix Radix et Rhizoma plants in a ventilated, shaded and dry place to dry. Take 2500 grams of leaves and mash them, soak them in 10 liters of anhydrous ether for a week. The soaking solution was filtered out, the residue was rinsed with a small amount of anhydrous ether, the eluent was combined with the filtrate, and then dried over anhydrous sodium sulfate for 48 hours. Use a thin film evaporator to volatilize and remove all the solvent to obtain 16.5 g of black-green paste, which is 0.66% of the leaf weight. Weigh 0.53 g of the ether extract of C....

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PUM

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Abstract

The invention discloses bacterium-inhibiting and insecticidal Chinese herbal medicine pesticide. The bacterium-inhibiting and insecticidal Chinese herbal medicine pesticide is prepared from a component A, a component B and a proper amount of micro-emulsion prepared from a surfactant, a co-solvent and a de-foaming agent; the component A is prepared from an insecticidal active component and is any one or a combination of any n types of polygonum hydropiper dialdehyde, toosendanin in cortex meliae, periploca sepium bunge root chloroform extract, unbaked tobacco chloroform extract, tripterygium wilfordii alkaloid extract, radix sophorae flavescentis alkaloid, rhododendron molle extract and radix rubiae ethanol extract and n is greater than or equal to 2 and less than or equal to 8; the component B is a bacterium-inhibiting component and is any one or a combination of any m types of polygonum hydropiper extract, volatile oil in melia azedarach leaf, petroleum ether extract of periploca sepium bunge stems, tobacco flower bud essential oil, ethanol extract of tripterygium wilfordii, mollugin, ethanol extract of radix sophorae flavescentis and a total flavone extracting solution of the rhododendron molle and m is greater than or equal to 2 and less than or equal to 8.

Description

technical field [0001] The invention belongs to the technical field of Chinese herbal medicines and pesticides, in particular to a Chinese herbal medicine pesticide capable of inhibiting bacteria and killing insects, and providing a safe and effective new pesticide for the planting and generation of crops. Background technique [0002] According to the development status of pesticides and the data on the best-selling agricultural products of major agricultural enterprises obtained from market surveys, more than 80% of pesticide products in the market currently have a small scope of action, are toxic to humans, and have residues on crops. [0003] In the process of study and practice, the applicant found that many unique and widely grown Chinese herbal medicines in Guangxi have good antibacterial and insecticidal effects. The antibacterial and insecticidal effect of this type of Chinese herbal medicine is no less than that of common pesticides today, and it is an environmenta...

Claims

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Application Information

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IPC IPC(8): A01N35/02A01N43/90A01N65/08A01N65/20A01N65/26A01N65/30A01N65/38A01P1/00A01P3/00A01P7/04
CPCA01N43/90A01N65/00A01N65/08A01N65/20A01N65/26A01N65/30A01N65/38A01N65/385Y02A50/30
Inventor 李丽娟叶卓淼张子婷顾迎旦傅达恒王耀田维维范丽丽袁经权
Owner GUANGXI UNIV OF CHINESE MEDICINE
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