泗洪大枣是江苏省国营泗洪县五里江农场果树良种场 1 985年选育的新品种。 1 994年该场与中国枣树研究所合作在该场 1 0ｈｍ2 泗洪大枣生产试验园 ,用我国梨枣、南阳大王枣、国光枣等国内 35个大枣品种作对照试验。结果表明泗洪大枣综合性状尤为突出 ,其果型之大为参试品种之首 Sihong Jujube is a new breed of breeding of fruit trees in Wuli River Farm in Sihong County, Jiangsu Province, China. In 1994, the field cooperated with China Jujube Research Institute to produce the test garden of 10hm2 juhong jujube in this field, and used 35 domestic jujube cultivars as the control test in our country, such as Chinese date, Nanyang king date, Guoguang jujube. The results showed that the comprehensive characteristics of juhong jujube is particularly prominent, its fruit type is the first of the varieties tested