Trichoderma harzianum T23 can neither exert great effects on the growth of cabbage, nor can it increase the containing of chlorophyll, nor can it increase the nitrate reeducate activity.

• 摘要哈茨木霉T23对白菜生长的影响及叶绿素含量变化的影响不明显，也不能提高白菜硝酸还原酶的活性；