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1·Permanent wilting coefficient of two jujube varieties both lower than 3%, jujube has higher drought capacity.

其永久萎蔫系数均低于3%。表明这二种枣树的抗旱能力较强。

2·The permanent wilting coefficient of young jujube trees was 3.5 percent, but that of elder trees was about 3 percent.

枣树幼树叶片的永久萎蔫系数为3.5 %，而枣树大树叶片的永久萎蔫系数应在3%左右。