春小麦克丰2号的遗传基础及其在育种中的应用

分析了克丰2号的遗传基础与在小麦育种中的利用，从而探讨了种质资源的创新与利用。优异种质春小麦品种克丰2号由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，具有配合力高、丰产、多抗优质等突出特点。黑龙江省多家育种单位以克丰2号为育种亲本，采用不同育种途径，先后育成了15个小麦品种在生产上推广应用。

Genetic Basis of Spring Wheat Kefeng No.2 and Its Utilization in Breeding

The paper analyzed genetic basis of Kefeng No.2 and its utilization in breeding and exploring innovation and utilization of germplasm resources. Excellent spring wheat germplasm Kefeng No.2 was bred on the base of theory of ecology breeding, using inside and outside parents and ladder style complex crossing was adopted by Wheat Research Institute of Heilongjiong Academy of Agri. Sci. It has high cooperated ability, high yielding, complex resistance and other characteristic Kefeng No.2 was used as parents in many breeding institutes in Heilongjiang province. Adopting different breeding ways, 15 wheat varieties have been used in wheat production.