Did the shortage and high cost of labour change farming practice and push technology?
是劳动力的缺乏及其高成本改变了农业耕作方式并推动了技术革新吗？
Carry a small private party, happy farming, steadfast spiritual practice.
随身携带一方私人小天地，快乐种田，踏实修行。
Carry a small private party, happy farming, steadfast spiritual practice.
随身携带一方私人小天地，快乐种田，踏实修行。
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