Semipersistent, or transitory, transmission is characterized by the retention of plant, pathogens for periods ranging from a few hours to 1 to 2 days.

半持久性的或暂时的传播的特点是，保存植物病原物的时间为几小时至1 - 2天。好评(1)。

youdao

Semipersistent, or transitory, transmission is characterized by the retention of plant, pathogens for periods ranging from a few hours to 1 to 2 days.

半持久性的或暂时的传播的特点是，保存植物病原物的时间为几小时至1 - 2天。好评(1)。

youdao