How did the Great Leap Forward disrupt agricultural production in China?

The Great Leap Forward disrupted agricultural production in China through a combination of radical organizational changes, poor policy implementation, and the diversion of essential resources.12

Key factors in this disruption included:

• Diversion of Labor: The campaign shifted massive amounts of farm labor away from agriculture to support small-scale industrial projects, such as the construction of backyard steel furnaces.1
• Ineffective Commune System: The establishment of people’s communes pooled labor on a scale that proved inefficient, ignored traditional marketing patterns, and lacked the necessary administrative infrastructure.12
• Loss of Incentives and Expertise: Leadership roles were often assigned based on ideological purity rather than practical expertise. Furthermore, the communal structure removed individual incentives to work, and the fear of being labeled a "rightist" led cadres to follow unrealistic production orders despite widespread famine.12
• Destruction of Assets: In their haste to meet industrial quotas, overzealous cadres often melted down essential farming tools to produce steel, while discontented peasants slaughtered farm animals.1

These systemic failures, compounded by natural disasters and the withdrawal of Soviet support, resulted in a catastrophic decline in food production and a famine that caused approximately 20 million deaths between 1959 and 1962.13