我省的枣树,主要分布在锦州、朝阳、营口及大连地区,以锦西一带栽培较为集中。目前,我省各地进入结果期的枣树,由于管理粗放,普遍单产低,果实品质差。因此,必须对成龄枣树采取科学的管理技术措施。一、加强土肥水管理山地枣树除了做好水土保持工作外,在秋末或早春应刨树盘,深度为15—20厘米,靠近树干处应略浅,以免伤根更多。枣树每年以施3次肥为宜,第一次在6月中旬进行根外追肥,可喷布0.5％尿素、3％过磷酸钙或3—5％草木灰肥液。第二次在幼果膨大期(7月上 Jujube trees in our province are mainly distributed in Jinzhou, Chaoyang, Yingkou and Dalian areas, and are more concentrated in the Jinxi area. At present, jujube trees that have entered the fruiting period all over the province have generally low yields and poor fruit quality due to extensive management. Therefore, jujube tree must take scientific management and technical measures. First, to strengthen the soil and water management Mountain jujube trees in addition to water and soil conservation work, the late autumn or early spring should be planing tree, depth of 15-20 cm, near the trunk should be slightly shallow, so as not to hurt the root more. Jujube three times a year to apply fertilizer is appropriate, the first time in mid-June top dressing, can spray 0.5% urea, 3% superphosphate or 3-5% ash fertilizer. The second time in the young fruit enlargement (July