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Brown planthopper and whitebacked planthopper repellent as well as preparation method and application thereof

A technology for white-backed planthopper and brown planthopper, which is applied in animal repellents, botanical equipment and methods, applications, etc., can solve problems such as affecting the normal growth of rice, rice quality, threatening human health and safety, and inability to control pests, etc. Prospects for industrialization, effects of increasing pesticide or fertilizer application, reducing damage and population numbers

Active Publication Date: 2017-05-24
SOUTH CHINA AGRI UNIV
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

In mild cases, it will affect the normal growth and quality of rice, and in severe cases, it will seriously cause rice yield reduction or loss.
Long-term pesticide control has made these two kinds of pests resistant to pesticides, which not only cannot control the pests, but also easily cause pesticide residues, threatening human health and safety

Method used

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  • Brown planthopper and whitebacked planthopper repellent as well as preparation method and application thereof
  • Brown planthopper and whitebacked planthopper repellent as well as preparation method and application thereof
  • Brown planthopper and whitebacked planthopper repellent as well as preparation method and application thereof

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Experimental program
Comparison scheme
Effect test

Embodiment 1

[0030] The main active substances used in repellents for rice pests are:

[0031] Cinnamon essential oil, notopterygium essential oil, citronella essential oil, eucalyptus essential oil and pepper essential oil, high lipid film and Tween 80

[0032] Preparation ratio: cinnamon essential oil 16mL; Notopterygium essential oil 16mL; Lemongrass essential oil 12mL; Eucalyptus essential oil 12mL; Zanthoxylum bungeanum essential oil 20mL;

[0033] Preparation method: fully stir each raw material according to the above ratio, mix evenly, emulsify and homogenize, make a high-power concentrated solution, and add water to dilute when used. In the field, it is preferably diluted 50 to 200 times and then sprayed in the paddy field, with 2.5 to 3 L per mu.

[0034] (1) Repellent effect of repellent on brown planthopper and white-backed planthopper

[0035] The repellent effects of repellants on brown planthopper and white-backed planthopper were measured, and the results are shown in Tabl...

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Abstract

The invention discloses a brown planthopper and whitebacked planthopper repellent as well as a preparation method and application thereof, and belongs to the technical field of agricultural production. The repellent comprises the following components: cinnamon essential oil, notopterygium incisum essential oil, citronella essential oil, eucalyptus oil essential oil, zanthoxylum essential oil, high lipid film and Tween-80. The repellent provided by the invention has the advantage of high safety, has two functions of protection and insect expelling, and is simple in preparation method and convenient to use; the repellent provided by the invention is prepared from natural plant essential oils, is safe and harmless to rice seedlings, repels feeding of adults and nymphs of brown planthopper and whitebacked planthopper and spawning of female adults so as to effectively reduce damage and population quantity of brown planthopper and whitebacked planthopper, does not repel a predator spider, and has advantages of low cost, high efficiency, environmental friendliness, safety for human and animals and the like; the repellent provided by the invention has a broad industrialization prospect, is particularly suitable for use in pollution-free production of rice, and has broad economic, social and ecological benefits.

Description

technical field [0001] The invention belongs to the technical field of agricultural production, and in particular relates to a repellent for brown planthopper and white-backed planthopper and its preparation method and application. Background technique [0002] Brown planthopper and white-backed planthopper are the main pests of rice. These two pests suck the juice of rice stem and leaf tissue during the rice growing season, which promotes water loss, hinders its nutrient transport, and even spreads or induces rice virus diseases. The mild ones affect the normal growth and rice quality of rice, and the severe ones seriously cause rice yield reduction or loss. Long-term pesticide control has made these two pests resistant to pesticides, which not only cannot control the pests, but also easily cause pesticide residues, threatening human health and safety. Contents of the invention [0003] In order to overcome the shortcomings and deficiencies of the prior art, the primary ...

Claims

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Application Information

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IPC IPC(8): A01N65/44A01N3/00A01P17/00
CPCA01N3/00A01N65/00A01N65/44A01N2300/00Y02A50/30
Inventor 张茂新赵晓峰刘欢陈杰华
Owner SOUTH CHINA AGRI UNIV
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