Combined with the knowledge learned, why did the No.12 Document of the Central Committee lock the countryside continuously after the founding of the People's Republic of China?

1. The countryside is the place where agriculture comes into being, which enriches the national basic economy. The most arduous and arduous task of building a well-off society in an all-round way is in the countryside. In recent years, the sustained and slow growth of farmers' income has become a major issue affecting the overall situation of rural areas and even the whole national economy. 4.

Farmers' income is directly related to the production of agricultural products. The reduction of farmers' agricultural income will inevitably affect farmers' enthusiasm for growing grain, especially farmers.

More importantly, the slow growth of farmers' income directly restricts the purchasing power of rural areas, inhibits the expansion of domestic market and the start of domestic demand, and seriously restricts the development of secondary and tertiary industries. The reality shows that the problem of farmers' income is not only related to the improvement of farmers' life, farmers' investment in agriculture, but also related to the overall situation of the whole national economic development.

(I don't know if it's right)