1. First of all, "three plots" refers to the construction land, rural cultivated land and rural construction land within the urban planning area.

2. Secondly, three acres of land-introduction to the encyclopedia of mainland male singers: three acres of land.

3. Finally, the minimum area of high-quality and stable cultivated land (independent plots) that should be included in the permanent basic farmland protection zone is 3 mu, and the plots in the protection zone are dynamically updated according to cultivated land management and annual land change survey.