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Plant insecticide and its preparing method

A technology of plant insecticides and insecticides, applied in botany equipment and methods, insecticides, plant growth regulators, etc., can solve the adverse effects of crop growth environment and human and animal health, micro residues, slow effects, and residual toxicity long-term problems, to achieve the effect of good fungal killing or inhibition, safe and convenient use, and no residue on crops

Inactive Publication Date: 2007-07-18
南风云 +1
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Problems solved by technology

[0002] At present, most of the insecticides currently used in my country are chemical insecticides, which have low efficacy and long residual toxicity period, and have varying degrees of adverse effects on the growing environment of crops and the health of humans and animals.
In addition, although there are research reports on plant pesticides, there are generally disadvantages such as slight toxicity, slight residue and slow effect.

Method used

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  • Plant insecticide and its preparing method
  • Plant insecticide and its preparing method
  • Plant insecticide and its preparing method

Examples

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Embodiment Construction

[0016] Insecticide A is composed of matrine 0.809%, veratrine 0.269%, genkwaline 0.269%, emulsifier FQC-4 11.21%, kerosene 78.475%, Tween-40 8.968%. For the purpose of synergy, 0.5% sesame oil can also be added.

[0017] Insecticide B is composed of 0.83% Sophora flavescens concentrate, 0.83% Veratrum concentrate, 0.83% Daphne genkwa concentrate, 12.5% ​​FQC-4, 75.01% kerosene, and 10% Tween-40. For the purpose of synergy, 0.5% sesame oil can also be added.

[0018] The preparation method of insecticide A and insecticide B:

[0019] a, take plant raw material sophora flavescens, hellebore, daphne genkwa respectively, soak each raw material and ethanol in 70% ethanol by weight ratio of 1:3, soak for 24 hours, and the soaked matter is squeezed by a press, filtered to remove slag, three filtrates were obtained;

[0020] b. After the ethanol is recovered from the filtrate, dissolve the three kinds of filtrates with 2% dilute sulfuric acid or acetic acid respectively, adjust the...

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Abstract

A group of two vegetative insecticides A and B for preventing and eliminating armyworm, aphis, borer, red spider, cabbage caterpillar, etc and promoting the growth of agricultural crops is prepared from flavescent sophora rhizome, false hellebore and the flower bud of liliae daphne. Its preparing process is also disclosed.

Description

technical field [0001] The invention relates to a pesticide and a preparation method thereof, in particular to a plant insecticide and a preparation method thereof. Background technique [0002] At present, most of the insecticides currently used in my country are chemical insecticides, which have low efficacy and long residual toxicity period, and have varying degrees of adverse effects on the growing environment of crops and the health of humans and animals. In addition, although there are research reports on plant insecticides, there are generally disadvantages such as slight toxicity, slight residue and slow effect. Contents of the invention [0003] The object of the present invention is to provide an economical and practical plant insecticide with high efficiency, no residual toxicity, wide insecticidal range, low production cost. Another object of the present invention provides a preparation method of plant pesticides. [0004] The solution of the present inventio...

Claims

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Application Information

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IPC IPC(8): A01N65/00A01N25/04A01P7/04A01N43/90A01N61/00A01N25/30A01N65/42A01N65/08A01N65/20
Inventor 朴逸珉
Owner 南风云
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