Related Clues:
- Out-of-favor apple treatment
- Daminozide, commercially
- Plant-growth retardant
- Apple application, once
- Daminozide brand
- Banned spray
- Bug killer, briefly
- Toxic compound, for short
- 'Silent Spring' topic
- Insect killer
- 1989 E.P.A. target
- Controversial apple growth regulator
- Wing-shaped
- Apple growth retardant
- Orchard no-no