IMPROVEMENTS IN AGRICULTURE

Больше похоже на это

FIFA World Cup

от Armando Sousa

profitable business ideas

от Mindomo Team

Extinction

от Ryan Ung

The Economy

от BELEN GARCIA

rebirth of cities

consequences

less hunger

increase population

trade

charters of liberty

IMPROVEMENTS IN AGRICULTURE

increase the extension of agricultural land

cutting down trees

windmills watermills

Fallow 3 years crop rotation

Heavy plough

less workers

irrigation

increase production

healthy diet