Land Rotation
This is a system of farming in which a farmer cultivates a piece of land for sometime and leaves it to clear a new land when the old land becomes less fertile. The farmer moves to the new land without moving his settlement.
Advantages
The land regains lost nutrients after a fallow period (free period to regain fertility)
It helps check the spread pests and diseases are reduced because the land is left for long time
Disadvantages
This farming system needs a lot of time and work.
Virgin forest is destroyed
It does not encourage large scale farming.