Results showed that low dosage of chemical herbicides could obviously increase the disease rates of Veronica persica caused by Colletotrichum gheosporioides.

• 结果表明,菌株QZ-97a孢子悬浮液与低剂量的化学除草剂氯氟吡氧乙酸(Fluroxypyr,氯氟吡氧乙酸)混用可显著提高对波斯婆婆纳的防效。