These results indicate that cuticular wax content in flag leaf is closely related to drought tolerance and can be used as a physiological indicator of drought resistance in wheat selection.
以上结果表明，蜡质能够提高小麦的抗旱性，旗叶蜡质含量可以作为抗旱小麦品种的选择指标。
2
An indicator, usually a single binary bit, whose state is used to inform a later section of a program that a condition, identified with flag, had occurred.