The result showed that super red spur had higher shoot increased rate and higher ability to the water use efficiency and carboxylation efficiency compared with Zaohongzhu.

• 结果表明,在水分胁迫条件下,短枝型品种超红短枝的新梢增长率、叶片水分利用效率和羧化效率均显著高于普通型品种早红珠。