水稻新品种90—3是河北省农垦所在日本品种“山光”中选出变异株,经系统选育而成。1994年通过省品种审定委员会预审,准予大面积推广。我们从1993年引进参加品比,并参加油田水稻区域试验,1994年进行品种扩繁和生产试验,1995年进行大面积推广。产量表现该品种在黄河三角洲东营稻区表现出超高产特性,一般亩产700公斤以上,比当地晚粳当家品种中 The new rice variety 90-3 was selected from the japonica cultivars “Shan-Kuang” in Hebei Province and was selected by the system. In 1994 through the Provincial Variety Approval Committee pre-trial, to grant large-scale promotion. We introduced from 1993 than to participate in the ratio, and participate in the field trials of oil fields, varieties of propagation and production trials in 1994, a large area in 1995 to promote. Yield performance The variety in the Yellow River Delta Dongying rice showed super-high yield characteristics, generally more than 700 kg per mu, than the local varieties of late japonica