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果树品种的划分和鉴定多依赖于果实形态或其经济性状。这种方法对我国特产的枣树,可能只适用于几个已经划出的变种,而对当前生产中栽培的数百个品种是不够的,尤其是在排列品种检索表时就会遇到很多困难。目前尚未见有研究和划出我国枣树究竟有多少个经得起考验的品种系统。在这种情
The classification and identification of fruit trees depend more on the fruit shape or economic traits. The jujube tree, which is a special method for our country, may only be applicable to several already-defined varieties, but it is not enough for the hundreds of cultivars cultivated in current production, especially when arranging variety search tables difficult. At present, there is not yet any research and drawing out how many varieties of jujube in our country can stand the test. In this situation