Read the following materials: Material 1 In 1851, the urban population of Russia accounted for 5.7% of the total population, and the rural population accounted for 94.3%, of which 9% were serfs. plant size (1) Features: small factory scale; Lack of necessary free labor.

(2) change: increase in scale; The labor force has increased. Reasons: The "219 Act" abolished serfdom and greatly expanded the source of Russian free labor; Farmers' high land ransom provided some funds for industrialization.

(3) Question: The overall level still lags far behind western European countries. Reasons: the government sacrifices agriculture (the government does not care about the development of agriculture); After liberation, farmers are still strictly managed by village communities and are largely bound to the land; Backward agriculture and narrow domestic market are not conducive to industrial development.

(4) Enlightenment: the development of agriculture (abolishing the reform of feudal serfdom) can greatly promote the process of industrialization; In the process of industrialization, we should pay attention to protecting the interests of farmers (coordinated development of industry and agriculture).