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8至13世纪中期(即唐中叶至宋末元初)是中国农业迅速发展的时期,同时也是主要粮食作物结构“南稻北麦”的基本格局逐渐形成的时期,有关论著对这一时期粮食作物种植问题的研究成果比较多。本文主要从稻麦种植结构、种植区域、稻麦品种、稻麦种植与生态环境等方面,对这个时期河北平原稻、麦种植问题的研究成果进行回顾和梳理。①
From the middle of the eighth to the mid-thirteenth centuries (that is, from the middle of the Tang Dynasty to the end of the Song and Early Yuan Dynasty) was a period of rapid development of agriculture in China and a period of gradual formation of the basic pattern of the main grain crop structure “Nandianbeimai” During the period of food crops planting more research results. This paper mainly reviews the research results of rice and wheat planting in Hebei Plain in this period from the aspects of rice and wheat planting structure, planting area, rice and wheat varieties, rice and wheat planting and ecological environment. ①