Agent used for preventing and treating rust diseases of malus halliana koehne

Abstract

The invention discloses an agent used for preventing and treating rust diseases of malus halliana koehne. The agent comprises the following components in parts by weight: 10-14 parts of sodium sulfanilate, 12-16 parts of colloidal sulfur, 14-16 parts of triadimefon, 4-6 parts of polyoxyethylene alkyl ether, 4-7 parts of gelatin, 3-8 parts of 1,2-butanediol, 3-7 parts of polyoxyethyl castor oil ether, 4-7 parts of dimethylformamide, 1-3 parts of chlorogenic acid, 10-15 parts of magnesium sulfate and 40-50 parts of water. An application method of the agent is characterized by comprising the steps of preparing the components in proportion, mixing the components and stirring the components uniformly, thus obtaining the agent for prevention and treatment; and then spraying the agent for prevention and treatment around affected plants after diluting the agent for prevention and treatment. The agent has good prevention effects, is convenient to use and is beneficial to reduction of the dosages of pesticides, reduction of environmental pollution and ecological balance.

Description

technical field [0001] The invention relates to the technical field of pesticides, in particular to a medicament for preventing and treating the rust of begonias. Background technique [0002] Hanging Begonia (scientific name: Malus halliana Koehne ) is a small deciduous tree with a height of 5 meters and a spreading crown; the leaves are ovate or elliptical to oblong ovate, corymbs with 4-6 flowers, the pedicel is thin and drooping, with sparse pilose, purple; the outside of the calyx tube Glabrous; sepals triangular-ovate, petals obovate, with short claws at the base, pink, often more than 5; fruit pear-shaped or obovate, purplish, mature very late, sepals fall off. The flowering period is March-April, and the fruiting period is September-October. Growing in forests on hillsides or beside mountain streams, at an altitude of 50-1200 meters. Distributed in Jiangsu, Zhejiang, Anhui, Shaanxi, Sichuan and Yunnan in China. It can be used as medicine to treat metrorrhagia. ...

AI Technical Summary

Problems solved by technology

However, due to long-term use, the disease is easy to develop resistance, resulting in a decrease in drug efficacy, thereby increasing the amount of pesticides and prolonging the use time, which will cause pesticides to pollute the environment and is not conducive to ecological balance.