By North Carolina Design, GCA, SCA and hereditary capacities of ear length, fruit length, row number per ear, grain number per row, weight per 100 grain and yield of 15 corn inbred lines under middle water stress were analyzed.

• 按NCII设计分析了15个玉米自交系与抗旱性有关的穗长、结实长、穗行数、行粒数、百粒重和单株产量等产量性状在中等水分胁迫下的GCA、SCA和遗传力。