forestry

Short definition from Wiktionary

Noun

1. 1
   The science of planting and growing trees in forests.
2. 2
   The art and practice of planting and growing trees in forests.
3. 3
   The art and practice of cultivating, exploiting and renewing forests for commercial purposes.
4. 4
   Commercial tree farming.
5. 5
   A tree farm.
6. 6
   A forest-covered area.