converting lands to forest

• 退耕还林

converting lands to forest的用法和样例：

例句

1. Laws and regulations on returning farmland to forests should be formulated without delay.
   要抓紧研究制定退耕还林的法规。
2. No entity or individual may designate suppliers of seeds or saplings for the parties restoring farmland to forest.
   任何单位和个人不得为退耕还林者指定种苗供应商。