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常油二号(原编号85—1)是石门县农业局1985年从“中油821”中系选并经定向培育而成的早熟甘兰型油菜良种,于1992年3月由常德市农作物品种审定小组正式审定命名。
Changyou No.2 (formerly No.85-1) is a early-maturity Brassica napus cultivar which was selected and mutated from “PetroChina 821” by the Bureau of Agriculture of Shimen County in 1985 and was cultivated in Mar. 1992 by Changde City Crop Variety Validation team officially validated named.