Plant extract used as miticide

Abstract

A plant extract used as miticide in the form of liquid is prepared from the powder of raw plant through immersing in industrial alcohol, thermal reflux extracting in water bath twice, collecting liquid extract, vacuum recovering of solvent, and dissolving in tween-80. Said plant extract may be caryophyllene alcohol containing eugenol.

Description

1. Technical field: [0001] The invention relates to a high-efficiency, low-toxicity and environment-friendly plant extract for killing acarids, in particular to a plant extract for killing acarids. 2. Background technology: [0002] Acariasis is an ectoparasitic disease caused by parasitic mites of the pruritic acaridae and scabies acarids on the surface or in the epidermis of animals. The production performance of sick animals is reduced, the digestion and absorption function is reduced, and they become emaciated, and even cause individual or large numbers of animals to lose weight. death, but also a threat to human health. Acarid disease not only directly affects the development of animal husbandry, increases the cost of feeding and treatment, and causes serious losses to animal husbandry production, but also endangers leather processing and other related industries. Nodules are formed on the surface, which directly affects the utilization value of leather. Livestock and...

AI Technical Summary

Problems solved by technology

But in general, these herbal medicines are mostly toxic, such as deervine, chamaejamas and neem bark, etc., and they are also easy to cause animal poisoning in production and application, especially serious harm to intensive breeding and group breeding animals; while some toxic Low botanical pesticides, such as orange peel, flavescens, etc., have low content in the original plant, high production cost, and greatly limited production and application