酸枣 (Ｚ .ｊｕｊｕｂａＭＩｌｌ)为灌木、小乔木或大乔木。树高 2～ 3ｍ ,高者达 2 0ｍ以上。我国北方分布较多 ;适应性强、耐干旱、瘠薄也耐涝。近年来 ,为充分利用酸枣资源 ,各地都大量进行酸枣接大枣 ,接后当年见果 ,两年见效。根据我们的体会 ,丘陵山区酸枣接大枣 ,应注重 Jujube (Z.jujubaMIll) shrubs, small trees or large trees. Tree height 2 ~ 3m, the highest of 20m above. North China is more distributed; adaptable, drought-resistant, barren and waterlogging. In recent years, in order to make full use of jujube resources, jujube is connected with jujube in large numbers in various places, and then fruits are taken in those years, which will be effective in two years. According to our experience, pickled jujube mountain jujube, should pay attention