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当归(Angelica sinesis)是多年生草本植物,属伞形科,是一种名贵中药材。以根入药,素有“十药九归”之称。当归在我国栽培历史悠久,主要分布于甘肃、陕西、四川、湖北、云南、贵州等省,其中尤以甘肃岷县当归品质好、产量高,驰名中外。但近年来,由于当归麻口病发生危害,致使产量下降,品质变劣,一等归出成率仅为5％。经田间调查,发病率为15—83％,个别地块达100％,平均为60％。受害归市场售价仅为健归的三分之一,甚至更少。严重地影响了
Angelica sinesis is a perennial herb belonging to the family Umbelliferae and is a valuable Chinese herbal medicine. To root medicine, known as “ten drugs nine return” said. Angelica has a long history of cultivation in our country, mainly distributed in Gansu, Shaanxi, Sichuan, Hubei, Yunnan, Guizhou and other provinces, especially in Gansu Minxian Angelica good quality, high yield, well-known at home and abroad. However, in recent years, due to the damage caused by the angelica gingivalis disease, resulting in decline in yield and quality deterioration, first-rate return rate of only 5%. After the field survey, the incidence rate of 15-83%, individual plots up to 100%, with an average of 60%. Victims of the market price of only one-third of the return, or even less. Seriously affected