The relationship between the main agronomic characters and the yield of oil rape was studied by means of grey related degree analysis.
应用灰色关联分析方法，研究了油菜主要农业性状与产量间的关联序，为油菜新品种的选育提供理论依据。
Analysis on the pedigree of several high quality wheat varieties in Shanxi province, and their genetic source of super quality and other main agronomic characters were analysed in this paper.
对山西省几个优质小麦品种进行了系谱追溯，分析了其优质性状及其它主要农艺性状的遗传来源。
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