This is the "rich world of the Yellow River in Ningxia," the beginning of the Ningxia Plain is the origin.
这里是“天下黄河富宁夏”的开端，也是宁夏平原的起源。
Centering on Luoyang, the southern and northern areas along Yellow River are the origin of agriculture culture of Yellow River drainage area.
以洛阳为中心的黄河南北地区是中国黄河流域农业文明的起源地。
The early civilization origin and human activity of the middle reaches of Yellow River are closely related to the climate in this area.
黄河中游早期文明起源及人类生产活动，与本区气候关系有很好的耦合性。
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