Therefore, the study of PaWB is an important problem for a long time.

因此，对泡桐丛枝病防治的研究是泡桐生产中长期亟待解决的问题。

youdao

Therefore, the study of PaWB is an important problem for a long time.

因此，对泡桐丛枝病防治的研究是泡桐生产中长期亟待解决的问题。

youdao