Peach leaf disease. The main damage is leaves, twigs and young fruit. Prevention and control measures: 1. In the spring when the peach buds are enlarged but not budding, spray the Baume 5 degree lime sulfur or 1:1:100 Bordeaux mixture; 2. After the diseased leaves are found, remove them immediately before forming the ascosine layer. . Peach scab. The main damage to the fruit, but also damage to shoots and leaves. When the fruit was first diseased, a dark green garden-shaped spot appeared on the fruit surface, and gradually expanded thereafter. Preventive measures: 1. Before the germination of the United States and the United States to spray 5 lime sulfur, eradication or reduce the overwhelming source of bacteria on the shoots, after the flower drop from half to June, every half months spray Baume 0.2-0.4 lime sulfur, 0.5:1: 100 zinc sulfate lime liquor; 2. Pruning combined with winter to remove diseased branches, or to eliminate the source of overwintering. Peach anthracnose. Symptoms: The young fruit is dark brown, with developmental arrest and atrophy. When the slightly larger fruit became infected, a dark green water-stained spot appeared on the fruit surface at the beginning, and the enlarged depression was dark brown. Preventive measures: 1. Combined with pruning in winter to remove diseased branches and diseased fruit and reduce the source of disease; 2. Spraying Baume 5 lime sulfur mixture before germination, spraying 600 times organic sulfur preparation or 70% methyltoluene when the size of fruit beans is large. Bujin WP 1000 times; 3. Pay attention to orchard drainage, prevent fertilization due to proper fertilization. Peach rot disease. Mainly injurious trunk and large branches, causing dead trees, body fluid flow in severe cases, bark tissue rot, moist smell of distiller's grains, and later shrinking, dense black spots. Preventive measures: 1. Cultivation of tree vigor, strengthening of fertilizer and water management; 2. Curing the lesions in time until the xylem, scraping, and coating with 40% Formamide arsenic or 50% Tuzete can be; 3. For the annual sawing The dead branches of the disease were burned in time and could not be piled near orchards. Medical Device Consumables,Consumables Medical Products,Disposable Medical Paper Mouthpieces,Disposable Filter Spirometer Mouthpiece Hengshui Qifei Paper Products Co. LTD , https://www.hengshuiqifei.com