一、战前粮食的自给程度与市场流通广东地处季风著称的亚洲东南缘 ,因其纬度低 ,深受海洋暖湿气流的影响 ,形成了高温多雨的热带、亚热带季风气候。加之遍及境内的冲积平原、三角洲和山谷低地 ,“尤其是河流冲积的地区 ,位于江河海滨 ,水利既充足 ,土壤又肥沃 ,自更属理想的稻 I. Pre-war Grain Self-sufficiency and Market Circulation Guangdong is located in the southeastern margin of Asia known for its monsoons. Due to its low latitude, it is deeply affected by warm and humid ocean currents, forming a tropical and subtropical monsoon climate with high temperature and raininess. Coupled with the alluvial plain, delta and valley lowlands throughout the country, "especially in areas where alluvial rivers are located, they are located on the riverside and riverside. Water conservancy is sufficient and the soil is fertile since it is more ideal.