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抗旱类型春小 麦品种是黑龙江省 农业科学院小 麦研究所 根据生态 育种理论， 利用国内 外亲本，采用阶梯式复合杂交选育而成。本文分析 了克旱号小麦品种的遗传背景、遗传 态势以及生态育 种理论在这些品种培育过程中的具体 运用。克 旱号小麦动态基因库的建立及开发利用 为育种者提供了 宝贵的种质资源和育种经验。
Drought-resistant spring wheat varieties are the wheat research institute of Heilongjiang Academy of Agricultural Sciences based on ecological breeding theory, the use of domestic and foreign parents, the use of step hybrid cross breeding. This paper analyzes the genetic background, genetic tendency and ecological breeding theory of Ke Dao wheat cultivars in the cultivation of these varieties. The establishment, development and utilization of KD wheat dynamic gene pool provided breeders with valuable germplasm resources and breeding experience.