noun
forestry; silviculture
Academic term for the science and practice of forest cultivation and management.
彼は大学で造林学を専攻している。
He is majoring in forestry at university.
林学 is a broader term for forest science, while 造林学 specifically focuses on the cultivation and regeneration of forests.
Compound of 造林 (afforestation) and 学 (study, -ology).