18 mu of arable land is a permanent basic farmland that has been abandoned for decades?

Permanent basic farmland abandoned for decades is included in1800 million mu of farmland.

The so-called permanent basic farmland refers to the basic farmland that can never change its use or other uses. So it is included.

Every inch of land is related to the national economy and people's livelihood, and a ridge and an acre carry people's livelihood. Protecting cultivated land means protecting ourselves and future generations. Never make a historic mistake on cultivated land. Only in this way can we achieve "but save the square inch of land and leave it to future generations to plow"