Cities could help rural areas set up mechanized poultry or pig farms. On the one hand,this would help raise the income of the peasants; on the other it would improve the supply of non-grain foods to the cities.

• 城市可以帮助农村搞一些机械化的养鸡尝养猪场，这一方面能增加农民的收入，另一方面能改善城市的副食品供应。