1, can not be mixed with alkaline pesticides, fertilizers and copper-containing solutions. It should be applied in strict accordance with the registered dose and avoid application under excessive dose or high temperature conditions, otherwise it is easy to produce drug damage. 2, spraying should be timely, before the onset and early onset of the disease, bacteria mainly through rain germination infection, spraying before rain disease prevention effect is good, this product is resistant to rain erosion, can be sprayed before rain. 3, this product is toxic to fish and aquatic organisms, application can not pollute all kinds of water, and please stay away from aquaculture areas, and do not clean the application equipment in the river water body, so as not to pollute the water source. 4, this product has an irritating effect on the skin and mucous membranes, the application should strictly abide by the pesticide safety operating procedures, to avoid direct contact between the drug and the skin and eyes. Wear masks, gloves and other protective equipment. Smoking and eating are strictly prohibited. Wash your skin and clothing immediately after use. 5, used packaging should be properly disposed of, can not be discarded at will, can not be used for other purposes. 6, pregnant and lactating women avoid contact with this product. 7, it is recommended to use other fungicides with different mechanisms of action alternately to delay the generation of resistance.