1. (of crops) planted to improve the quality of the soil

See also: planted

• smoke alarm
• smoke and mirrors
• smoke bomb
• smoke bush
• smoke detector
• smoke grenade
• smoke hole
• smoke out
• smoke tree
• smoke-cured
• smoke-dried
• smoke-filled
• smoke-free
• smoked
• smoked eel
• smoked haddock
• smoked herring
• smoked mackerel
• smoked salmon
• smokehouse
• smokeless
• smokeless powder
• smoker
• smokescreen
• smokestack