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１木料和方法１．１种子种子选用１９９６年收获的汕优６３和六优３号杂粳种子，分别采用编织袋大包装和塑料袋小包装。于１９９７年７月入冷库，贮存３个月。１．２发芽箱ＬＲＡ－２５０－Ｇ型种子幼苗培养箱，温度控制在２５－３０℃．１．３方法试验于１９９８年３月，用硬
1 lumber and method 1.1 Seed Seeds The hybrid rice harvested from Shanyou 63 and Liuyou 3 harvested in 1996 were respectively packed in large bags and small plastic bags. In July 1997 into the cold storage, storage for 3 months. 1.2 germination box LRA-250-G seedling incubator, temperature control at 25-30 ℃. 1.3 method test in March 1998, with hard