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汕优多系1号是四川省内江市农科所用珍汕97A不育系与广谱高抗恢复系多系1号配制而成的杂交稻新组合，具有高产、抗病、适应性广、米质好等特点，1993年4月通过四川省农作物品种审定委员会审定。1993年在我省示范、试种50余万亩，制种近4万亩，1994年种植面积将达600万亩以上。
Shanyou multi-line No. 1 is Neijiang Agricultural Sciences in Zhenjiang, Shanxi 97A sterile line and broad-spectrum high resistance to restore the Department of Systems 1 prepared from a new hybrid rice combination with high yield, disease resistance, wide adaptability, Good quality and other characteristics of rice, in April 1993 through the Sichuan Provincial Crop Variety Approval Committee validation. Demonstration in our province in 1993, planted more than 50 acres, nearly 4 million acres of seed production, planting area in 1994 will reach more than 6 million mu.