In this paper,the study of gather time and method, preservation method and development for brumal jujube were studied.

介绍的采收时期和采收的方法,贮藏保鲜技术和国际上的保鲜发展趋势。

Red jujube and dateplum persimmon are both component, effect kind with, but dateplum persimmon has enhance the result that enrich the blood.

红和黑两者成份，功效类同，但黑有强补血的效果。

A new method of processing candied jujube,except washing process and detaching nucleus process the three step are vacuum critical cryodrying,vacuum infusing sugar and vacuum dehydration in sequence.

一种蜜的新方法,步骤除清洗、去核外依次为真空临界低温干燥、浓缩式真空浸糖和真空烘干。