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杂交早稻组合春季制种高产技术研究Ｈｉｇｈ－ｙｉｅｌｄｉｎｇｔｅｃｈｎｉｑｕｅｓｏｆｈｙｂｒｉｄｓｅｅｄｐｒｏｄｕｃｔｉｏｎｉｎｓｐｒｉｎｇｓｅａｓｏｎｆｏｒｅａｒｌｙｈｙｂｒｉｄｒｉｃｅｃｏｍｂｉｎａｔｉｏｎｓ方观喜兰炎彬汤德盛葛明君（安徽省泾县种子...
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