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中浙优8号由中国水稻研究所与浙江省杂交水稻种业有限公司合作育成的杂交晚籼稻,属迟熟杂交晚籼稻,全生育期137.2d,比对照汕优63长5.2d。本县平原地区5月20日至6月10日播种,全生育期135d。
Zhongyouyou 8 was a late indica hybrid rice developed by the cooperation of China National Rice Research Institute and Zhejiang Provincial Hybrid Rice Seed Co., Ltd., with 137.2 days of full maturity and 5.2 days longer than that of Shanyou 63. The plain area of the county from May 20 to June 10 planting, the whole growth period 135d.