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陕西省生产的五倍子,80％是由肚倍蚜(Kaburagia rhusicola Takagi)寄生在青麸杨(Rhus potaninii Maxim)上致瘿形成的肚倍。建国前,全省的五倍子产量最高达1000余吨。1950～1982年共约生产6956.8吨,平均年产210.8吨;1959年最高达844.7吨(详见表1),仅次于贵州、四州、湖北、湖南,居全国第五位。如以肚倍产量来说,仅次于湖北,名列全国第二。
Eighty percent of the Chinese gallnut produced in Shaanxi Province is caused by parasitism caused by Kaburagia rhusicola Takagi on Rhus potaninii Maxim. Before the founding of New China, the province’s gall nut production up to 1,000 tons. From 1950 to 1982 a total of about 6956.8 tons of production, with an average annual output of 210.8 tons; 1959 up to 844.7 tons (see Table 1), second only to Guizhou, four states, Hubei, Hunan, ranking fifth in the country. Such as belly times output, second only to Hubei, ranked second in the country.