机译:不同地貌类型的耕地景观破碎度与生产效益关系分析——以江西省新建县为例Analysis on the Relationship between Degree of Fragmentation and Production Profits of Arable Landscapes upon Varying Landforms——a Case Study of Xinjian County, Jiangxi Province
机译:studio della Cause di mortalita e morbosita materna e messa a punto di modelli di sorveglianza della mortalita materna。 (孕产妇死亡率和发病率的原因及孕产妇发病率监测模型的发展)。