giving up cultivation and resuming grass

• 退耕还草

giving up cultivation and resuming grass的用法和样例：

例句

1. Resource conditions and countermeasures implementing the strategy of returning the grain plots to forestry and grass on Loess Hilly Area.
   黄土丘陵沟壑区实施退耕还林还草战略资源条件与对策。
2. In some areas under the appropriate conditions, the land of the latent rocky desert should be returned to cultivation of trees, grasses and bamboos.
   这些地区必须严格实行生态保护，采取防止水土流失措施，有条件的应逐步退耕还林还草还竹，阻止石漠化发生。