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2.枣树夏季修剪一般在小满以后、夏至以前进行,河南省多在6月上中旬枣头生长高峰过后进行,否则易刺激主芽萌发,消耗营养。枣树夏季修剪常用方法有: (1)抹芽。指在春季将没有发展空间的新生芽抹去,以防止养分消耗,扰乱树形。 (2)枣头摘心。指6～7月份,在新生枣头(非延长枝)尚未木质化时,保留3～4个二次枝,将顶梢剪去。枣头摘心可促进枣头当年开花结果。 (3)疏枝。生长季节对枝条基部萌发形成的徒长枝和树冠内膛萌发的新枣头,以及其它没有发展空间或利用价值的新枣头,及时发现及时疏除,以利通风透光,减少养分消耗,提高坐果率,增进果实品质。
2. jujube summer pruning in general after the Xiaman, before the summer solstice, Henan Province, mostly in mid-June after the peak growth period on the head, otherwise easy to stimulate the main bud germination, consumption of nutrients. Jujube summer trimming commonly used methods are: (1) wiping buds. Refers to the spring will be no room for the development of new buds erase, to prevent the nutrient consumption, disrupting the tree. (2) Jujube head topping heart. Refers to June to July, in the newborn jujube (non-extension of the branches) not yet lignified, retaining 3 to 4 secondary branches, the top shoots cut off. Jujube head topping can promote jujube first flowering results. (3) thin branches. Growing season on the branches of the buds of the stems and branches of the crown germination of the new jujube, and no other development space or the use of new jujube head, and timely detection of timely sparse to facilitate ventilation and light, reduce nutrient consumption and increase Set fruit rate, improve fruit quality.