CAJ | 학술논문

宋代引入的占城稻是中国古代典型的外来农作物品种。在唐末传入我国后，经宋朝政府的大力推广，兼之自身的优良品性，逐步发展为长江流域居主体地位的粮食作物，并相继演化出众多优良的新品种。占城稻的出现，变革了长江流域的耕作制度，传统的单季复种制渐为制稻麦复种制和双季稻所替代，在很大程度上缓解了人口增长带来的粮食压力，起到了维持社会稳定的作用。
송대인입적점성도시중국고대전형적외래농작물품충。재당말전입아국후，경송조정부적대력추엄，겸지자신적우량품성，축보발전위장강류역거주체지위적양식작물，병상계연화출음다우량적신품충。점성도적출현，변혁료장강류역적경작제도，전통적단계복충제점위제도맥복충제화쌍계도소체대，재흔대정도상완해료인구증장대래적양식압력，기도료유지사회은정적작용。
The introduction of Champa rice in Song Dynasty is the typical foreign crop variety in ancient China . It was introduced into China in the late Tang .With the vigorous promotion by the Song Dynasty and its own superior qualities , it was then developed into the dominant crop in Yangtze river basin and had evolved in a wide range of new varieties .The rise of Champa rice changed the farming system in Yantze river basin .The traditional single cropping system was gradually replaced by the rice and wheat cropping system and double rice cropping system ,which to a large extent alleviated the food pressure with population growth and played the role in maintaining the social stability .