Why was the first early state in China born in the Luoyang basin?-Focusing on the agricultural and economic basis of Erlitou culture.

本文从环境考古学的角度和方法，分析了洛阳盆地为何产生了中国第一个早期国家，从而得出了二里头时期洛阳盆地地理环境和生态环境的异常变化，正是这种地理生态环境的异常变化，使洛阳盆地成为古代中国第一个早期国家产生的主要因素或背景的结论。

This study aims to analyze the subject why the first early state in China was born in the Luoyang basin from the viewpoint and way of environmental archaeology.As a result, this research led to the anticipatory conclusion that the Luoyang basin in the Erlitou period had the exceptional variety of the geographical and ecological environment, just such a exceptional variety of the geographical and ecological environment which Luoyang basin had became one of the major factor or backgrounds which gave rise to the first early state in ancient China.