对烟草青枯病的研究主要集中于烤烟，特别是国内，而对香料烟青枯病的研究很少。

Bacterial wilt of tobacco research is focused on tobacco, especially in China, while few on Oriental tobacco.

youdao

对烟草青枯病的研究主要集中于烤烟，特别是国内，而对香料烟青枯病的研究很少。

Bacterial wilt of tobacco research is focused on tobacco, especially in China, while few on Oriental tobacco.

youdao