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1.品种来源合江23是黑龙江省农业科学院水稻研究所于1975年以台江20为母本,松前为父本杂交配组,1976～1980年进行培育选拔,1981～1982年在所内进行产量鉴定,1983～1984年在全省20个试验点进行区域试验,1985年省内5个点进行生产试验,它具有稳产、高产,适应性广等特点,1986年经省农
1. Variety origin Hejiang 23 is a rice research institute of Heilongjiang Academy of Agricultural Sciences in 1975 toTaijiang20 as the female parent, Matsuyama as a male parent hybrid group, 1976-1980 breeding selection, 1981 to 1982 within the production Identification, from 1983 to 1984 in the province’s 20 test points for regional trials, the province in 1985 five points for production tests, it has a stable yield, high yield, wide adaptability and other characteristics of the provincial agriculture in 1986