梅州市是全国最大的金柚生产基地,种植面积达1.9万hm2。缺硼病是梅州柚树常见的缺素症之一。柚树严重缺硼时,常引起幼果流胶、畸形、落果,严重影响柚果品质和产量,一般造成减产8%～10%。硼能促进碳水化合物的运转,与分生组织和生殖器官的生长发育有着密切关系;能改善根部氧气供 Meizhou City is the country’s largest grapefruit production base, planting area of ​​19,000 hm2. Boron deficiency disease is one of the common deficiency of Meizhou pomelo tree. Grapefruit tree serious lack of boron, often lead to juvenile plastic flow, deformity, fruit drop, seriously affecting the quality and yield of pomelo fruit, the general result in reduced yield of 8% to 10%. Boron can promote the operation of carbohydrates, and meristems and reproductive organs are closely related to the growth and development; can improve the root of oxygen