论文部分内容阅读
云南、四川、重庆、贵州、湖北是中国最主要的马铃薯套作区,其气候类型相似,种植品种差异较小。长期以来,米拉在这些
Yunnan, Sichuan, Chongqing, Guizhou and Hubei are the most important potato enclaves in China. Their climatic types are similar, with little difference in cultivars. For a long time, Mira in these