In order to enrich the northern subtropical region loquat germplasm resources，8 local cultivated loquat species was introduced from Japan by cultivating tests through 8 years observation.Tree growth，phenological period，fruit growth，yields，nutrition indexes were comprehensively analyzed.The results showed that ‘No.8’ and ‘No.2’ had good quality，strong resistance and high yield，they were suitable for cultivating in Qinba mountain area of Southern Shaanxi.