Showed that different growth regulators could have a great influence on the content of endogenous hormone, such as IAA and (ZR+Z), the ratio of IAA/(ZR+Z), and the tillering capability of Yumai 49.

• 结果表明：不同生长调节剂可以明显影响小麦分蘖节中内源激素含量及相互间的平衡，并对小麦的分蘖力产生明显影响。