That looks correct to me. My grandfather used to plant a different crop in the field after it was left fallow, because different plants need different nutrients.
Answer:
It was the imperial palace of China for 492 years (1420–1912). It covers 0.72 sq km (0.28 sq mi), of which 15 hectares (38 acres) are floor area. It has 980 buildings in over 70 palace compounds, with over 8,700 rooms.
Explanation:
The British police are called "Bobbies" after Sir Robert (Bobby) Peer, the home Secretary who introduced the act that established the police to the Parliament in 1829. This act proposed to introduce police system instead of the watchmen that had similar responsibilities before.