金丝小枣是河北省沧州地区著名特产,目前当地的栽植面积12.7万hm2,年产量5.1亿kg,年总产值超过21亿元。近年来,由于枣产业经济效益下滑和气候原因造成的果实浆烂现象,金丝小枣生产出现了不同程度的放任管理现象,致使枣产业的发展受到一定程度的限制。为此,我们承担了河北省科技 Jizo jujube is a famous specialty in Cangzhou, Hebei Province. At present, its planting area is 127,000 hm2, with an annual output of 510 million kg and an annual gross output value exceeding 2.1 billion yuan. In recent years, due to the economic decline of the jujube industry and the clogging of the fruit caused by climatic reasons, the jujube production has experienced varying degrees of laissez-faire management, which has restricted the development of the jujube industry to some extent. To this end, we assume the science and technology in Hebei Province