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Plant source insecticide as well as preparation method and application thereof

A technology of botanical insecticides and pyrethrums, applied in botany equipment and methods, insecticides, plant growth regulators, etc., can solve the problems of limited and single insect lethality

Inactive Publication Date: 2018-05-04
昭平县科学技术实验场
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] However, a single pyrethrin or pyrethrin has limited killing effect on insects

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0043] Take 1kg of oilseed rape, 1kg of garlic, 2kg of pyrethrum, 0.5kg of wormwood, 0.5kg of Polygonum punctatus, 1kg of Indian tree seeds, and 0.5kg of sage and wash them with water, and grind the cleaned above-mentioned raw materials with a grinder , to obtain powder, add 26kg of water to the ground powder, stir until paste, then heat and boil the paste mixture for 1h, then filter, collect the filtrate, add 1kg citric acid and 0.2kg eugenol to the filtrate Mix evenly to obtain botanical insecticide, which is diluted 100 times and sprayed on the stems and leaves of fruit trees to prevent and control leaf tortrix, spider mite, aphids, litchi stinkbug, and the control rate reaches 85%.

Embodiment 2

[0045] Take 1.5kg of oilseed rape, 1.5kg of garlic head, 2.5kg of pyrethrum, 0.7kg of wormwood, 0.7kg of Polygonum punctatus, 1.5kg of Indian tree seeds, and 0.8kg of sage, and wash them with water. Grinding machine to obtain powder, add 60kg of water to the ground powder, stir until paste, then heat and boil the paste mixture for 1.5h, then filter, collect the filtrate, add 1.2kg lemon juice to the filtrate Mix acid and 0.3kg eugenol evenly to obtain a botanical insecticide, which is diluted 150 times and sprayed on the stems and leaves of fruit trees to control leaf tortrix, red spider, aphids, and litchi stink bugs, and the control rate reaches 81%.

Embodiment 3

[0047] Take 2kg of oilseed rape, 2kg of garlic head, 3kg of pyrethrum, 1kg of wormwood, 1kg of Polygonum punctatus, 2kg of Indian tree seeds, and 1kg of sage and wash them with water, and grind the washed above-mentioned raw materials with a pulverizer to obtain powder Material, add 96kg of water to the ground powder, stir until paste, then heat and boil the paste mixture for 2h, then filter, collect the filtrate, add 1.5kg citric acid and 0.5kg eugenol to the filtrate and mix well , get botanical insecticide, dilute it 300 times and spray it on the stems and leaves of fruit trees to control leaf tortrix, red spider, aphid, litchi stinkbug, the control rate reaches 70%.

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PUM

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Abstract

The invention discloses a plant source insecticide which comprises the following components: pilea cavaleriei, garlic, pyrethrum, wormwood, red-knees herb, Yindi tree seeds, sage, citric acid and eugenol. The invention further discloses a preparation method of the plant source insecticide. The preparation method comprises the following steps: washing the pilea cavaleriei, garlic, pyrethrum, wormwood, red-knees herb, Yindi tree seeds and sage with water, grinding, adding a proper amount of water into the obtained powder, stirring into paste, heating, boiling and filtering the pasty mixture, collecting the filtrate, and adding the citric acid and eugenol to be uniformly mixed, thereby obtaining the plant source insecticide. The invention further discloses application of the plant source insecticide. The plant source insecticide disclosed by the invention does not produce any environmental influence and has an excellent insecticidal effect.

Description

technical field [0001] The invention relates to an insecticide and its preparation method and application, in particular to a botanical insecticide capable of effectively preventing pests such as leaf tortrix, spider mites, aphids, litchi stink bugs, and its preparation method and application. Background technique [0002] People depend on food, and human beings cannot survive without food. People always want to harvest as much food as possible. In order to meet people's increasing needs, the only way to increase the yield per unit area of ​​arable land is to increase the yield of arable land, and pesticides have made a huge contribution to this. Although my country has a vast territory, the per capita arable land area is tight, which further reflects the importance of pesticides. [0003] Crop cultivation is often threatened by insect pests, especially citrus, lychee, longan, and mango in southern fruit trees, which are often harmed by leaf tortrix, spider mites, aphids, a...

Claims

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Application Information

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IPC IPC(8): A01N65/42A01N65/30A01N65/26A01N65/22A01N65/12A01N65/08A01N31/16A01N37/36A01P7/02A01P7/04A01P17/00
CPCA01N31/16A01N37/36A01N65/00A01N65/08A01N65/12A01N65/22A01N65/26A01N65/30A01N65/42Y02A50/30
Inventor 朱德佳
Owner 昭平县科学技术实验场
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