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龙两优506是海南大学用湖南农业大学选育的两系不育系龙S与海南神农大丰种业科技股份有限公司选育的恢复系R506配组育成的两系杂交水稻新组合,2013年5月通过海南省农作物品种审定。介绍了龙两优506的选育过程、产量表现、特征特性及栽培、制种关键技术。
Longliangyou 506 is a new two-line hybrid rice combination developed by Hainan University with two lines of male sterile line Longsheng S and Hainan Shennong Dafeng Seed Technology Co., Ltd. bred by Hunan Agricultural University 2013 In May through the Hainan Province crop varieties validation. The selection and breeding process of Longliangyou 506, yield performance, characteristic characteristics and key techniques of cultivation and seed production were introduced.