优质中粳不育系盐粳93538A的选育与应用

Selective Breeding and Application of Good Quality Medium Keng Sterile Strain Yanjing 93538A

盐粳93583A是直接选用大面积生产上应用的常规品种通过杂交回交转育而成的优质中粳BT型不育系,2001年通过省级技术鉴定。该不育系不育性好且稳定,米质优,抗稻瘟能力强,遗传性状稳定,配合力强。配置的组合熟相好,易脱粒,品质优,产量高,利用前景广阔。所配组合"盐优422"2001年参加江苏省杂交中粳区域试验表现突出,2002年提前参加试验。

Yanjing 93538A is a sterile strain of good quality medium keng BT type,and is transferred and bred through crossbreeding and backcross by selectively utilizing conventional varieties used in mass production.It passed provincial technical identification in 2001.This sterile has good sterility,stability and quality with strong diseaseresistance,stable inheritable character and strongcomhining force.The combination has good maturity and is easily threshed,with good quality,high yield and broad prospect of utilization.The combination Yanyou 422 performed obviously in the hybrid medium keng region test in Jiangsu provine in 2001,and is put into production in advance in 2002.