In the west, it was mostly large land and small labor (amount of people, not work per person) in the east, it was mostly large amount of labor and small amount of land. The formula is still in effect, we just enriched the land with synthetic fertilizers and replaced manual labour with mechanized labor in the form of tractors and harvesters and chemical labor in the form of pesticides.
The general formula is
In the west, it was mostly large land and small labor (amount of people, not work per person) in the east, it was mostly large amount of labor and small amount of land. The formula is still in effect, we just enriched the land with synthetic fertilizers and replaced manual labour with mechanized labor in the form of tractors and harvesters and chemical labor in the form of pesticides.