优异种质资源克4430-20在黑龙江省大豆育种中的应用

本文分析了克4430-20的来源及特征特性,研究了克4430-20作为优异亲本的利用情况及其衍生品种的生产应用情况.研究结果表明,克4430-20是黑龙江省衍生品种最多的大豆种质资源之一,以其作直接或间接亲本共衍生42个高产大豆品种.1个品种获国家科技进步二等奖,1个品种获国家科技进步三等奖,4个品种获省科技进步二等奖,2个品种获省科技进步三等奖.克4430-20在育种中的成功应用,说明优异大豆种质资源的创新对大豆育种至关重要,选择配合力高的亲本进行杂交组配可有效提高大豆的育种效率.

Utilization of Elite Germplasm Ke4430-20 in Soybean Breeding in Heilongjiang Provice

This paper analysed the source and characters of Ke 4430-20 and studied 4430-20 as a elite parent and the production of the varieties developed from Ke 4430-20 the utilization of Ke The result indicated that Ke 4430-20 as one of elite soybean germplasm was used to develop 42 high-yield soybean varieties in Heilongjiang province. Among them, two varieties obtained the second-class award and the third-class award of Nation Science and Technology Advancement, respectively. Four and two obtained the second-class award and the third-class award of Heilongjiang Province Science and Technology Advancement, respectively. The result indicated that elite germplasm is very important for soybean breeding through promoting the efficiency of soybean breeding to select elite cross.