This study of agriculture illuminates the parallels between the changes occurring in agriculture today, and the changes in three other periods (1350-1500, 1650-... » 

This study of agriculture illuminates the parallels between the changes occurring in agriculture today, and the changes in three other periods (1350-1500, 1650-1750, 1879-1939). Thirsk explains why the same key factors are prominent in today's society and the consequences of acknowledging this. «