Insect repellent and preparation method thereof

Abstract

The invention relates to the field of agricultural insecticides and particularly relates to an insect repellent which is prepared from natural plants. The insect repellent is characterized by being obtained from the steps of: decocting fresh or dried tabasco peppers with water, and removing residues. The insect repellent can be used for treating diseases of egg pests such as green worms and caterpillars, which are caused by butterflies. The insect repellent can be used for spraying fruit trees and tested on pomegranate trees, peach trees and loquat trees; the insect repellent is capable of effectively preventing various birds from frequently pecking fruits at random, since the birds escape immediately when smelling the odor of the insect repellent; the insect repellent also can be used for controlling aphids.

Description

technical field [0001] The invention relates to the field of agricultural insect repellents, in particular to an insect repellent prepared from natural plants. Background technique [0002] At present, insect repellants for crops are mostly chemical substances, which have side effects on the human body after use and cause pollution to the environment. In particular, vegetables and fruit trees must be harvested after a few days after using chemical insect repellants, and they need to be washed and soaked several times before eating to prevent the residual chemical components from endangering human health. [0003] Chaotian pepper is a perennial semi-woody plant of Solanaceae, often cultivated as an annual; its plant height is 30 cm to 60 cm, with many branches, erect stems, and alternate single leaves; white flowers, flowering period from early May to late July, and clustered fruits At the tip of the branch, the flavor is the same as that of green pepper. Contents of the i...

AI Technical Summary

Problems solved by technology

[0002] At present, insect repellents for crops are mostly chemical substances,