The potato leaf lobes began to become smaller from the compound leaves that grew from the heart of the plant, and the difference was different from the lower leaves. The newly grown petiole was upright, and the leaflets were often deformed and the leaves were rough. There are three main types: mosaic type, necrotic type and rolled leaf type. Mosaic type: The leaves are shrunk in severe cases, the whole plant is dwarfed, and sometimes accompanied by veins. Necrotic type: brown necrotic plaque can appear in leaves, veins, petioles and branches, stems, and the lesions develop into necrotic streaks. In severe cases, whole leaves die or wilting. Rolling leaf type: The blade turns inward along the main vein or from the edge, and becomes hard and leathery. In severe cases, each leaflet is cylindrical. Control methods: use non-toxic seed potatoes, eliminate diseased potatoes, promote detoxification of shoot tip tissue; improve cultivation measures, implement intensive cultivation, high ridge cultivation, timely soil cultivation, cultivating and weeding, and strictly prevent flood irrigation; avoid partial application of nitrogen fertilizer, increase Phosphorus and potassium fertilizer application; early removal of diseased plants; found that aphids are harmed in time with targeted agents for prevention and treatment. In the early stage of the disease, the targeted agent + new high-fat film + tree guard general disinfection can be used to reduce the infection and replication of the bacteria. Disclaimer: Some articles on this website are transferred from the Internet. If legal rights of third parties are involved, please inform this website. phone
Rheumatoid arthritis (RA) is a chronic, etiology of inflammatory synovitis-based systemic disease. It is characterized by hand, small joints of the joints, symmetry, invasive joint inflammation, often associated with external organ involvement and serum rheumatoid factor positive, can lead to joint deformity and loss of function. According to statistics, the incidence of rheumatoid arthritis in women is 2 to 3 times that of men.It can occur at any age, high incidence of age 40 to 60 years old. People who has rheumatoid arthritis in the late, severe or long-term bedridden patients, due to combined infection, gastrointestinal bleeding, heart, lung or kidney disease can be crisis to life. The main purpose of treatment for Rheumatoid arthritis is to reduce the inflammation of the joints, inhibit the development of lesions and irreversible bone destruction, as far as possible to protect the function of joints and muscles, and ultimately achieve complete disease remission or low disease activity target. Treatment principles include 1. Patient education, 2. General treatment 3. Drug treatment 4. Immune purification 5. Functional exercise 6. Surgical treatment. Anti-Rheumatoid arthritis drug treatment mainly includes non-steroidal anti-inflammatory drugs, slow-acting anti-rheumatic drugs, immunosuppressive agents, immune and biological agents and botanicals. Over the past decade, the treatment of extra-articular lesions and the emergence of new therapies, so that the efficacy of rheumatoid arthritis has been significantly improved. Most patients with rheumatoid arthritis can get a good control or even complete remission.
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