210 likes | 287 Views
Economic History. Medieval Era (500 – 1400 AD) Feudalism -- Western Europe Second Agricultural Revolution (900 - 1500 AD) Stirrup Horse Collar. Economic History. Medieval Era (500 – 1400 AD) Feudalism -- Western Europe Second Agricultural Revolution (900 - 1500 AD) Stirrup
E N D
Economic History • Medieval Era (500 – 1400 AD) • Feudalism -- Western Europe • Second Agricultural Revolution (900 - 1500 AD) • Stirrup • Horse Collar
Economic History • Medieval Era (500 – 1400 AD) • Feudalism -- Western Europe • Second Agricultural Revolution (900 - 1500 AD) • Stirrup • Horse Collar • Horse Power • Vertical Plow
Economic History • Medieval Era (500 – 1400 AD) • Feudalism -- Western Europe • Second Agricultural Revolution (900 - 1500 AD) • Stirrup • Horse Collar • Horse Power • Vertical Plow • 3 Field Crop Rotation
Two Field Crop Rotation Three Field Crop Rotation
Two field rotation • Plowing 300 + (300 x 2) = 900 Acres • Crop 300 Acres • Ratio 300/900 = .33 • Three field rotation • Plowing 200 + 200 + (200 x 2) = 800 Acres • Crop 400 Acres • Ratio 400/800 = .50 • How much new land can be brought into production • with same amount of work? • 100 acres • 50 acres • 75 acres
Scythe Cradle
Paris Exhibition 1854 Wheat Threshing Contest • Six men with flails -- 60 liters of wheat • Belgian thresher -- 150 • French thresher -- 250 • English thresher -- 410 • US thresher -- 740