Different years of cultivation的用法和样例：
- On its peak stood a magic stone. Through years of cultivation the stone turned into a stone monkey.
- Ningxia Hai Xian County is a large rural small fennel plant, with nearly 10 years of cultivation history.
- The changes of biological characteristics of soil quality were discussed by comparing micropopulation and soil enzyme activities in forest land and eroded farmland with different years of reclamation.
- In years of plenty everyone has plenty to eat.
- His years of study were useful in his job.