Detailed Instructions: In this task, we ask you to elaborate the sentence without changing its general meaning. You can do so by explaining further the input sentence, using more precise wording, adding qualifiers and auxiliary information etc.
Q: Then they are left to grow back their natural vegetation , while the farmer moves to another area .
A:
Shifting cultivation is an agricultural system in which plots of land are cultivated temporarily , then abandoned and allowed to revert to their natural vegetation while the cultivator moves on to another plot .