陕南柑桔主要病虫害及防治陕西柑桔主要分布在汉中、安康、商洛的部分地区，属柑桔露地经济栽培的北缘地带。到１９９１年，全省柑桔面积约２０万亩，仅汉中地区就达１５万亩左右。目前，柑桔生产已成为陕南丘陵地区农村脱贫致富的重要途径之一，越来越受到农民的重视。但... Main pests and diseases of citrus in southern Shaanxi and its prevention and control Shaanxi citrus are mainly distributed in parts of Hanzhong, Ankang and Shangluo and belong to the northern margin of economic cultivation of citrus open-field. By 1991, the province’s citrus area of ​​about 20 million mu, Hanzhong area alone reached 15 million mu. At present, citrus production has become one of the important ways to get rid of poverty and get rich in the hilly areas of southern Shaanxi, and more and more farmers are paying more attention to it. but...