The given statement is False.
Dry lands are those lands that have scarcity of water. The climatic conditions there is very dry and due to this the soil there is very compact and drought prone.
Tilling is the practice of preparing the soil for agriculture by digging, stirring and overturning. All these processes increase the aeration and decreases the compactness of soil.
This soil of dry land also needs tiling as the quality of soil is not good.