【摘要】 丹340是辽宁省丹东农业科学院以白轴旅9为母本,有稃玉米为父本选育的优良玉米自交系。该自交系的成功选育,对中国玉米育种和生产起到了巨大的推动作用。作者对丹340及其衍生系进行了详细的查阅和整理,并分析了其杂优利用模式。更多还原

【Abstract】 Dan 340 is a high quality self-bred line of maize,which selected by self-axle Lu 9 as a female parent and shelled maize as a male parent.The self-bred line is a motive force to breeding and production of maize in our country.The writer not only looked up the technical literature and sorted out the data meticulously on Dan 340 and its derived line,but also analysed its heterosis utilization models.更多还原