Definition that contains downy mildew
- tobacco mildew fungus causing a downy mildew on growing tobacco
- family peronosporaceae parasitic fungi: downy mildews
- peronospora destructor fungus causing a downy mildew on onions
- genus peronospora genus of destructive downy mildews
- peronospora hyoscyami fungus causing a downy mildew on growing tobacco
- onion mildew fungus causing a downy mildew on onions
- peronosporaceae parasitic fungi: downy mildews
- peronospora genus of destructive downy mildews