agriculture
- agriculture
- barn (grain)
- combine (harvesting machine)
- conservatory (greenhouse)
- cowboy
- cross (hybrid)
- crossbreed
- farm
- farm (verb)
- farmer (of land)
- farmhand
- farmhouse
- farming (of land)
- farmyard
- fertilizer
- fertilizer (chemical)
- fungicide
- grain
- hothouse
- incubate
- incubation
- incubator
- manger
- manure heap, compost pile
- milking machine
- pesticide, insecticide
- ranch
- rancher
- reap
- reaper
- scarecrow
- sharecropper
- silo
- stall
- stampede
- straw
- transplantation
- weed-killer
- weeds, pulling up