Phytophthora parasitica var.nicotianae

• 黑胫病

Phytophthora parasitica var.nicotianae的用法和样例：

例句

1. Phytophthora parasitica was becoming more and more serious with the planting area of tobacco developed to mountainous area in Hunan Province in recent years.
   摘要近年来，随着湖南烟草种植区域往山区发展，烟草黑胫病的发生越来越严重。