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Chinese herbal medicine combined pesticide and method for preparing the same

A technology of plant pesticides and Chinese herbal medicines, applied in the field of pesticides, can solve problems such as non-existence, and achieve the effects of quick onset, improved drug efficacy and comprehensive control effects, and long-lasting effects

Inactive Publication Date: 2007-09-19
TAIYUAN TONGKANGTAI BIOTECH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, since these compound pesticides contain a certain amount of chemical pesticides, they are no longer botanical green pesticides in the strict sense, and their advantages in pollution-free and non-polluting environment as botanical green pesticides no longer exist.

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0037] Weigh 40Kg of crushed Sophora flavescens, 16Kg of veratrum, Asparagus 16Kg, Aconitum 10Kg, Pinellia 3Kg, Tobacco 15Kg, Sandalwood 8Kg, Pig tooth soap 12Kg. , bitter sandalwood and pig tooth soap in the middle layer, asparagus, aconitum and pinellia in the uppermost layer, put various Chinese herbal medicines into the extraction container; add 600Kg of 70% ethanol solution, at 60 ℃, 0.04MPa Under leaching for 3 hours, filtered, and collected to obtain 550Kg of filtrate; 350Kg of 70% ethanol solution was added to the filter residue, and leached for 2 hours at 60°C under normal pressure, filtered, and 330Kg of filtrate was collected; 350Kg of 70% ethanol solution was added to the filter residue, Leach at 60°C for 2 hours under normal pressure, filter, collect to obtain 330Kg of filtrate; combine three times of filtrate, concentrate to obtain 200Kg of Chinese herbal medicine extract.

[0038] Mix 40Kg nonylphenol polyoxyethylene ether, 8Kg cyclohexanone, 100Kg calcium dodec...

Embodiment 2

[0040] Put Sophora flavescens 50Kg, Veratrum 12Kg, Asparagus 12Kg, Aconitum 8Kg, Pinellia 5Kg, Tobacco 16Kg, Sandalwood 5Kg, Pig tooth soap 12Kg according to Sophora flavescens and Lilu at the bottom, Nicotiana chrysantha, Sandalwood and Pig tooth soap is in the middle layer, asparagus, aconitum and pinellia are placed in the uppermost layer in the order of placement into the extraction container; add 700Kg of 70% ethanol solution, leaching at 65°C and 0.03MPa for 4h, filter, and collect the filtrate 650Kg; add 300Kg of 70% ethanol solution to the filter residue, leach for 2 hours at 65°C under normal pressure, filter, and collect the filtrate 280Kg; add 300Kg of 70% ethanol solution to the filter residue, and leach for 2 hours at 65°C under normal pressure, Filtrate and collect to obtain 280Kg of filtrate; combine three times of filtrate and concentrate to obtain 180Kg of Chinese herbal medicine extract.

[0041]Mix 40Kg octylphenol polyoxyethylene ether, 6Kg cyclohexanone, 8...

Embodiment 3

[0043] Weigh crushed Sophora flavescens 35Kg, Veratrum 20Kg, Asparagus 18Kg, Aconitum 10Kg, Pinellia 4Kg, Tobacco 12Kg, Sandalwood 6Kg, Pig tooth soap 15Kg. , bitter sandalwood and pig tooth soap in the middle layer, asparagus, aconitum and pinellia in the top layer, put various Chinese herbal medicines into the extraction container; add 500Kg of 70% ethanol solution, at 55 ℃, 0.04MPa Leach for 2.5 hours, filter, and collect 450Kg of filtrate; add 400Kg of 70% ethanol solution to the filter residue, leaching for 2 hours at 55°C under normal pressure, filter, collect and obtain 380Kg of filtrate; add 400Kg of 70% ethanol solution to the filter residue, Leach at 55°C for 2 hours under normal pressure, filter and collect to obtain 380Kg of filtrate; combine three times of filtrate and concentrate to obtain 180Kg of Chinese herbal medicine extract.

[0044] Mix 50Kg lauryl ether sulfate, 5Kg acetone, 60Kg polyoxyethylene lauryl ether phosphate, and 60Kg glycerol monostearate in or...

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PUM

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Abstract

A Chinese herbal medicine complex vegetative pesticide is made by mixing Chinese herbal medicine extracting solution, stabilizer, penetrant, solubility promoter, and emulsifier, wherein the Chinese herbal medicine extracting solution is made by ethanol solution extraction of kuhseng, hellebore, lucid asparagus, wild aconite root, pinellia tuber, aztec tobacco, and etc. The medicine effect and control effect of the product can be improved according to the synergetic effect among medicines by reasonably mixing a plurality of Chinese herbal medicines such as kuhseng, hellebore, and etc. The medicine has short action time and long lasting period, and is not easy to generate resistance, which can be used for prevention and control of plant louse, cabbage worm, tea caterpillar, and etc on vegetables, fruit trees, tea leaf, tobacco leaf, and crop and cotton.

Description

technical field [0001] The invention relates to a pesticide, in particular to a plant pesticide compounded from Chinese herbal medicines. The invention also relates to a preparation method of the plant pesticide. Background technique [0002] The use of chemical pesticides has a history of nearly a hundred years. For a long time, chemical pesticides have played a huge protective role in increasing agricultural production and harvest, and played an irreplaceable role in human progress and social development. However, while traditional chemical pesticides play a positive role in increasing agricultural production and preventing pests and diseases, their negative effects are also becoming more and more obvious. The ecological balance is destroyed and the environment is seriously polluted; pesticide residues lead to a decline in crop quality and accumulation of harmful ingredients , endangering human health; diseases and insect pests generally develop drug resistance, and preve...

Claims

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Application Information

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IPC IPC(8): A01N65/00A01N25/02A01N65/42A01N65/20A01N65/32A01N65/40
CPCY02A50/30
Inventor 李武良
Owner TAIYUAN TONGKANGTAI BIOTECH
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