Northeast monsoon paddy field

According to regional classification, the northern part is mainly dry land, and the southern part is mainly paddy field; Different topography can also form grazing in high altitude areas and valley agriculture or plain agriculture and hilly agriculture in valley areas. In fact, dry farmland and paddy field agriculture are only classified according to precipitation, while valley agriculture and alpine animal husbandry are classified according to topography. If it is in Qinghai, it is dry land and alpine animal husbandry.