论文部分内容阅读
PN78599是20世纪80年代后期由美国先锋公司引入到我国的优良玉米杂交种,因其具有一般配合力高、品质优、抗倒伏、抗叶病表现突出等特点,全国各大育种单位相继以其为基础材料直接或间接选育出一批优良自交系,组配出一批高产、高抗、优质的玉米新品种应用到生产。主要利用的杂优模式为P群与塘四平头群、旅大红骨群、瑞德群、兰卡斯特群等。
PN78599 is an excellent maize hybrid introduced into China by the pioneer company of the United States in the late 1980s. Due to its general characteristics of high combining ability, excellent quality, lodging resistance and anti-leaf disease, all the breeding units in the country have successively adopted their For the basic materials directly or indirectly bred a group of good inbred lines, with a group of high yield, high resistance, high quality corn varieties applied to the production. The main use of heterotrophic patterns for P group and Tong Siping head group, Luda red bone group, Reid, Lancaster group.