“妃子笑”的故事发生在什么时候？

When did the story about Smiling Concubine happen?

研究结果对开展“妃子笑”果实成熟期预报服务有积极意义。

This research result would provide the reference to the prediction of the Litchi fruit maturity period.

以同一株‘妃子笑’荔枝不同花期果实为研究对象，探讨它们在果实发育和糖组分动态及品质方面的差异。

Fruit development, sugar accumulation dynamics and fruit quality were comparatively studied between fruit from early and late blooms on the same panicle in litchi CV. 'Feizixiao'.