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对华北夏谷子品种的系谱分析及评价刘正理，程汝宏，李香月（河北省农科院谷子研究所石家庄市０５００３１）１品种的系谱分析华北夏谷区６０年代育成的杂交品种多数是新农７２４的衍生品种；７０年代、８０年代初育成的品种多数是日本６０日的衍生品种；８０年代中期以后...
Genealogical Analysis and Evaluation of Summer Varieties in North China LIU Zheng-li, CHENG Ru-hong, LI Xiang-yue (Department of Agronomy, Hebei Academy of Agricultural Sciences, Shijiazhuang 050031) The pedigree analysis of cultivars in North China was mainly from Xinnong 724 Derivatives; the majority of varieties bred in the 1970s and early 1980s were derived from Japan on the 60th; after the mid-1980s ...