Control agents for plant foliage diseases and methods for their control

摘要

The invention provides an agent for preventing and controlling stem and leaf diseases of plants such as typically gray mold, leaf blight and powdery mildew of farm plants, which is not harmful to the natural environment and of which the effect lasts long for protecting farm plants from phytopathogenic fungi that cause such plant diseases, and also provides a method of using the agent for protecting farm plants from such diseases. The agent is for preventing and controlling stem and leaf diseases of plants, and contains cells belonging to the genus Talaromyces and antagonistic to fungi that cause stem and leaf diseases of plants; and the method comprises spraying the agent on the stems and leaves of plants to be protected with it.