环境与作物选择:唐宋时期河北平原的水稻种植

Environment and the Choice of Crops:Tang and Song Dynasties of the Hebei Plain Rice Cultivation

历史上河北平原的水稻种植有相当大的规模,后来逐渐衰落下去。水稻具有单产高,可以利用不宜旱作的盐碱地、低洼地的优点,因此古人在河北平原种稻,并且不断改进种植技术以减轻生态环境对发展稻作的不利影响。唐宋以来,气候由暖湿转向冷干,河北平原的水环境不断恶化,水资源逐渐缺乏,水稻种植随之走向衰落。

History of rice cultivation in Hebei plain has a considerable size, then gradually decline. Rice with high yield, you can use appropriate advantages of saline-alkali land and low-lying land in dryland, ancient in the Hebei plain rice, and continuous improvement of cultivation techniques to reduce the adverse impact of cold and ecological environment on the development of rice. The Tang and Song dynasties, shift from warm to dry climate, deterioration of water environment in Hebei plain, scarcity of water resources, rice declined accordingly.