Occurred mainly in the neck or the interface, the disease appeared large and small tumors, the initial gray, smooth surface, soft texture; later turned brown, rough surface and cracking, hard texture. The plants grew poorly, dwarfed, the leaves became smaller and fell off prematurely. In severe cases, the whole plant died. Sometimes roots and branches can also occur. Control methods: 1 rigorous quarantine to prevent disease and seedlings from entering the nursery. 2 The diseased plants in the field were immediately excavated and destroyed. Sulfur powder is applied around the planting hole. 3 Strengthen management and increase plant resistance. 4 rotations, 2-3 year rotation with non-host plants. 5 Disinfect the root and root neck with 500-1000 times of streptomycin before planting. 6 Apply lime milk (2 kg of lime, 500 ml of water) to the diseased area. Active Pharmaceutical Ingredient,Mupirocin Calcium,Sodium Fusidate Ointment,Fusidic Acid Ointment Fuzhou Contay Biotechnology Co., Ltd , https://www.contaybio.com