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水稻新品种松辽7号是公主岭市松辽农业科学研究所于1997年以优质稻品种吉农大3号为母本,以日本高产优质品种藤747为父本,配制杂交组合,进行品种间有性杂交,采用系谱选择培育法育成。在北方稻区属于中早粳早熟品种,通过2年国家区域试验,平均产量9620kg/hm2,比对照品种吉玉粳平均增产3.1%,增产点次比例73.7%,品质符合部颁优质三级米标准。适于北方稻区吉林、辽宁、宁夏、河北承德、内蒙古等省地种植。
A new rice variety Songliao No.7 was Gongzhuling Songliao Institute of Agricultural Sciences In 1997, the high-quality rice variety “Jiunongda 3” was used as the female parent and the high-yielding japonica cultivar “Fujimin 747” was used as the male parent to make the hybrid combination. Hybridization, the use of pedigree selection training law into. In the northern rice region, it belonged to early maturing varieties of middle-early japonica. The average yield was 9620kg / hm2 in two years of national regional trials, an average increase of 3.1% over the control variety Jiyujing with an increase of 73.7% of the total yield. standard. Suitable for planting rice in northern areas of Jilin, Liaoning, Ningxia, Hebei Chengde, Inner Mongolia and other provinces.