Looking from the geography environment, warm and humid climate condition was the important guarantee to the agriculture of Henan area; looking from the population resources, the area was upmost in population.
从地理环境上看,温暖湿润的气候条件是河南地区农业发展的重要保证。
参考来源 - 唐代河南地区农业研究·2,447,543篇论文数据，部分数据来源于NoteExpress
唐五代时期，河南地区人才济济，数量巨大，分布广泛，是全国人才聚集地之一。
In the period of Tang dynasty and Five dynasties, there were many talented persons widely distributed in Henan province.
概述：本司蚕豆花酊主要采用中国河南地区产的蚕豆花，用乙醇浸提制得蚕豆花酊。
Overview: The Division bean flower tincture mainly produced in Henan Province of China bean flowers, bean obtained by ethanol extraction flower tincture.
研究这里的煤炭开采史，对于丰富河南地区煤炭开采历史的研究成果具有一定意义。
Study on the history of coal mining here has significance on the research of the history of coal mining in Henan province.
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