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柠檬是柑桔类果树中的珍品,果实美观芳香,营养丰富,是鲜食、加工、香料、医药和食品工业的原料。世界年总产量约250—300万吨,随着需求量的增加,每年约以3—4%的速度增长。四川是我国柠檬主产区,近年来,陆续建立了不少新果园,年产量2900吨。柠檬生长强旺,易染流胶病。选用的砧木除要求亲和力好、适应性强、丰产优质等外,抗流胶病也是极其重要的一个条件。
Lemon is a citrus fruit treasures, beautiful aroma of fruit, nutrient-rich, is fresh food, processing, spices, medicine and food industry raw materials. The world’s total annual output of about 250-300 million tons, with the increase in demand, about 3-4% annual growth rate. Sichuan is the main producing area of lemon in our country. In recent years, many new orchards have been established successively, with an annual output of 2,900 tons. Strong growth of lemon, easy to dye meningitis. In addition to the selection of the stock of good affinity, adaptability, high yield and other quality, anti-silo disease is also an extremely important condition.