【摘要】 对 Ｌｅｍ ｏｎｔ， Ｓａｔｕｒｎ 等２０ 份美国光壳稻优良品种进行农艺性状评价， 并利用美国光壳稻与特青等１６６ 份我国高产品种进行杂交选育或辐射改良等工作。结果表明： 美国光壳稻具有抗倒性强、米质优、成穗率高等特点； 并已获得 Ｍ ４ Ａ６９、品３、品８ 等一批优良株系或中间材料。更多还原

【Abstract】 Performances of 20 American elite glabrous rice varieties including Saturn,Lemont etc planted in Hangzhou was investigated.The improvement on these germplasm resources was conducted,through radiation and cross breeding approaches.Results indicated that American glabrous rice used in the study has high ability in lodging resistance,good grain quality and high effective panicles that can be introduced to the Chinese high yielding varieties.Some promising breeding lines such as M4 A69,Ping 3,Ping 8 etc.were developed.更多还原