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Broad-spectrum pesticide using plant composition as raw material and preparation process thereof

A composition and raw material technology, applied in the directions of botanical equipment and methods, plant growth regulators, biocides, etc., can solve the problems of high production energy consumption, destruction of effective components, etc., and achieve the effect of less toxic side effects and promoting plant growth.

Inactive Publication Date: 2005-12-28
邓志宏
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

The composition of the present invention can kill various plant pests including locusts, red spiders, cabbage caterpillars, armyworms, and pine caterpillars; the method for preparing insecticides from the composition of the present invention neither uses toxic organic solvents nor high temperatures Boiling, so it can overcome the impact on the environment in the prior art, or the high energy consumption of production, the deficiency that the active ingredients in the plant are destroyed

Method used

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Examples

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Embodiment Construction

[0031] Below in conjunction with embodiment explain in detail.

[0032] The composition of the present invention is composed of bitter bark vine, neem, toosendan, calamus, chamaejasma, aconitum, and bamboo leaf pepper. Tests have shown that various extracts of this composition, such as: water extracts of the composition, or organic acid extracts, or ether extracts, or alcohol extracts, etc., can effectively kill locusts, red spiders, cabbage, etc. Caterpillars, armyworms, pine caterpillars and other pests. Tests also show that the minimum amount of Phyllostachys chinensis in the composition of the present invention should be greater than 10% (weight ratio), while the remaining components have the above-mentioned results in any proportion.

[0033] The composition ratio (weight ratio) that the present invention recommends is: bitter bark 25~35%, neem 10~18%, neem 7~11%, calamus 3~10%, chamaejasma 1~9%, aconitum 3 ~10%, bamboo leaf pepper 15~40%. When the composition extract ...

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PUM

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Abstract

The present invention discloses a broad spectrum pesticide extracted by using plant composition as raw material and its preparation method. Said plant composition is made from celastrus angulatus, melia azedarach, melia toosendan, acorus calamus, euphorbia fischeriana, aconitum cermichaeli and zanthoxylum armatum, and their extracts include water extract, acid extract, ether extract and alcohol extract, etc. Said invention can effectively kill several pests of grasshopper, red spider, armycworm, pine moth and others. Said extration liquor is acetic acid perfectly, and its extraction temp. is 45-60 deg.C.

Description

technical field [0001] The invention relates to an insecticide containing a plant source extract, more precisely a broad-spectrum insecticide extracted from a plant composition and a preparation method thereof. The plant composition used in the present invention includes Phyllostachys chinensis and Neem, and the method of the present invention relates to a method for extracting the plant composition with a leaching solution. Background technique [0002] In the prior art, it has been disclosed that the use of bitter vine or the composition containing bitter vine as an insecticidal pesticide has been disclosed. [0003] Chinese invention patent 92113104.6 disclosed "Plant Pesticide Echinocarpus Emulsion and Its Manufacturing Method" and Chinese Invention Patent 93101996.6 disclosed "Insecticide Containing Dihydro-Agaralane Polyol Mixture and Its Preparation Method" are all based on the root bark As a raw material, it is extracted with an organic solvent to prepare an emulsif...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): A01N65/36A01N65/08A01N65/14A01N65/26A01N65/32A01N65/40A01P7/00
CPCY02A50/30
Inventor 邓志宏
Owner 邓志宏
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